Outputs (106)

The association of painful and non-painful morbidities with frailty: a cross sectional analysis of a cohort of community dwelling older people in England (2024)
Journal Article
Chaplin, W. J., Lewis, H. R., Shahtaheri, S. M., Millar, B. S., McWilliams, D. F., Gladman, J. R. F., & Walsh, D. A. (2024). The association of painful and non-painful morbidities with frailty: a cross sectional analysis of a cohort of community dwelling older people in England. BMC Geriatrics, 24, Article 158. https://doi.org/10.1186/s12877-023-04602-w

Introduction The association between chronic pain and frailty might indicate that pain is an independent driver of frailty but might alternatively be explained by inclusion within frailty identification tools of morbidities that commonly lead to chr... Read More about The association of painful and non-painful morbidities with frailty: a cross sectional analysis of a cohort of community dwelling older people in England.

The interrater and test–retest reliability of 3 modalities of quantitative sensory testing in healthy adults and people with chronic low back pain or rheumatoid arthritis (2023)
Journal Article
Brady, S. M., Georgopoulos, V., Veldhuijzen van Zanten, J. J., Duda, J. L., Metsios, G. S., Kitas, G. D., …McWilliams, D. F. (2023). The interrater and test–retest reliability of 3 modalities of quantitative sensory testing in healthy adults and people with chronic low back pain or rheumatoid arthritis. PAIN Reports, 8(6), Article e1102. https://doi.org/10.1097/pr9.0000000000001102

Introduction: Quantitative Sensory Testing (QST) modalities used to assess central pain mechanisms require different protocols in people with different musculoskeletal conditions. Objectives: We aimed to explore the possible effects of musculo... Read More about The interrater and test–retest reliability of 3 modalities of quantitative sensory testing in healthy adults and people with chronic low back pain or rheumatoid arthritis.

Influence of central aspects of pain on self-management in people with chronic low back pain (2023)
Journal Article
Georgopoulos, V., McWilliams, D. F., Hendrick, P., & Walsh, D. A. (2023). Influence of central aspects of pain on self-management in people with chronic low back pain. Patient Education and Counseling, Article 108109. https://doi.org/10.1016/j.pec.2023.108109

Objective: This observational study investigated whether central aspects of pain are associated with selfmanagement domains in individuals with chronic low back pain (CLBP) undertaking a pain management program. Methods: Individuals with CLBP prov... Read More about Influence of central aspects of pain on self-management in people with chronic low back pain.

Osteoarthritis pain phenotypes: How best to cut the cake? (2023)
Journal Article
Smith, S. L., & Walsh, D. A. (2023). Osteoarthritis pain phenotypes: How best to cut the cake?. Osteoarthritis and Cartilage, Article S1063-4584(23)00986-X. https://doi.org/10.1016/j.joca.2023.11.008

The Web-Based Pain-at-Work Toolkit With Telephone Support for Employees With Chronic or Persistent Pain: Protocol for a Cluster Randomized Feasibility Trial (2023)
Journal Article
Blake, H., Chaplin, W., Wainwright, E., Taylor, G., McNamee, P., McWilliams, D., …Walker-Bone, K. (2023). The Web-Based Pain-at-Work Toolkit With Telephone Support for Employees With Chronic or Persistent Pain: Protocol for a Cluster Randomized Feasibility Trial. JMIR Research Protocols, 12, Article e51474. https://doi.org/10.2196/51474

Background: Chronic or persistent pain affects people’s ability to work or be productive at work, generating high societal and economic burden. However, the provision of work-related advice and support for people with chronic pain is variable or lack... Read More about The Web-Based Pain-at-Work Toolkit With Telephone Support for Employees With Chronic or Persistent Pain: Protocol for a Cluster Randomized Feasibility Trial.

Associations of Muscle Strength with Central Aspects of Pain: Data from the Knee Pain and Related Health in the Community (KPIC) Cohort (2023)
Journal Article
McWilliams, D. F., Yue, B., Smith, S. L., Stocks, J., Doherty, M., Valdes, A. M., …Walsh, D. A. (2023). Associations of Muscle Strength with Central Aspects of Pain: Data from the Knee Pain and Related Health in the Community (KPIC) Cohort. Journal of Personalized Medicine, 13(10), Article 1450. https://doi.org/10.3390/jpm13101450

Knee pain is associated with lower muscle strength, and both contribute to disability. Peripheral and central neurological mechanisms contribute to OA pain. Understanding the relative contributions of pain mechanisms to muscle strength might help fut... Read More about Associations of Muscle Strength with Central Aspects of Pain: Data from the Knee Pain and Related Health in the Community (KPIC) Cohort.

Feasibility of conducting a cohort randomized controlled trial assessing the effectiveness of a nurse-led package of care for knee pain (2023)
Journal Article
Fuller, A., Hall, M., Nomikos, P. A., Millar, B., Ogollah, R., Valdes, A., …Abhishek, A. (in press). Feasibility of conducting a cohort randomized controlled trial assessing the effectiveness of a nurse-led package of care for knee pain. Rheumatology, Article kead432. https://doi.org/10.1093/rheumatology/kead432

Objective To evaluate the feasibility of conducting a cohort randomized controlled trial (RCT) of a nurse-led package of care for knee pain and determining a treatment sequence for use in a future trial. Methods This study was an open-label, thr... Read More about Feasibility of conducting a cohort randomized controlled trial assessing the effectiveness of a nurse-led package of care for knee pain.

Association between pain intensity and depressive symptoms in community-dwelling adults: longitudinal findings from the Survey of Health, Ageing and Retirement in Europe (SHARE) (2023)
Journal Article
Ogliari, G., Ryg, J., Andersen-Ranberg, K., Scheel-Hincke, L. L., Collins, J. T., Cowley, A., …Masud, T. (2023). Association between pain intensity and depressive symptoms in community-dwelling adults: longitudinal findings from the Survey of Health, Ageing and Retirement in Europe (SHARE). European Geriatric Medicine, 14(5), 1111-1124. https://doi.org/10.1007/s41999-023-00835-5

Purpose To investigate the longitudinal associations between pain and depressive symptoms in adults. Methods Prospective cohort study on data from 28,515 community-dwelling adults ≥ 50 years, free from depression at baseline (Wave 5), with follo... Read More about Association between pain intensity and depressive symptoms in community-dwelling adults: longitudinal findings from the Survey of Health, Ageing and Retirement in Europe (SHARE).

Health economic impact of moderate-to-severe chronic pain associated with osteoarthritis in England: a retrospective analysis of linked primary and secondary care data (2023)
Journal Article
Coates, G., Clewes, P., Lohan, C., Stevenson, H., Wood, R., Tritton, T., …Walsh, D. (2023). Health economic impact of moderate-to-severe chronic pain associated with osteoarthritis in England: a retrospective analysis of linked primary and secondary care data. BMJ Open, 13(7), Article e067545. https://doi.org/10.1136/bmjopen-2022-067545

Objective: Despite the prevalence of osteoarthritis (OA) in England, few studies have examined the health economic impact of chronic pain associated with OA. The aim of this study was to compare outcomes in patients with moderate-to-severe chronic pa... Read More about Health economic impact of moderate-to-severe chronic pain associated with osteoarthritis in England: a retrospective analysis of linked primary and secondary care data.

The bidirectional relationship between chronic joint pain and frailty: data from the Investigating Musculoskeletal Health and Wellbeing cohort (2023)
Journal Article
Chaplin, W. J., McWilliams, D. F., Millar, B. S., Gladman, J. R. F., & Walsh, D. A. (2023). The bidirectional relationship between chronic joint pain and frailty: data from the Investigating Musculoskeletal Health and Wellbeing cohort. BMC Geriatrics, 23(1), Article 273. https://doi.org/10.1186/s12877-023-03949-4

Background: Pain and frailty are associated, but this relationship is insufficiently understood. We aimed to test whether there is a unidirectional or bidirectional relationship between joint pain and frailty. Methods: Data were from Investigating Mu... Read More about The bidirectional relationship between chronic joint pain and frailty: data from the Investigating Musculoskeletal Health and Wellbeing cohort.

P073 Comparative effectiveness of different exercise interventions on central sensitisation indices in humans: A systematic review and network meta-analysis (2023)
Journal Article
Abd Elkhabir, A. A., McWilliams, D. F., Smith, S., Chaplin, W., Salimian, M., Georgopoulos, V., …Walsh, D. A. (2023). P073 Comparative effectiveness of different exercise interventions on central sensitisation indices in humans: A systematic review and network meta-analysis. Rheumatology, 62(Supplement 2), Article kead104.114. https://doi.org/10.1093/rheumatology/kead104.114

Background/Aims Exercise has shown a promising effect in reducing central sensitisation (CS), but it is unknown which exercise type is the most effective. This review aimed to rank and compare the effectiveness of different exercise interventions o... Read More about P073 Comparative effectiveness of different exercise interventions on central sensitisation indices in humans: A systematic review and network meta-analysis.

Inflammatory and Noninflammatory Disease Activity in Rheumatoid Arthritis: The Effect of Pain on Personalized Medicine (2023)
Journal Article
McWilliams, D. F., & Walsh, D. A. (2023). Inflammatory and Noninflammatory Disease Activity in Rheumatoid Arthritis: The Effect of Pain on Personalized Medicine. Journal of Rheumatology, 50(6), 721-723. https://doi.org/10.3899/jrheum.230158

Disease activity in rheumatoid arthritis (RA) is often described in terms of inflammation, although noninflammatory mechanisms are also integral to the disease. Pain is the most important symptom for many people with RA, and is therefore a key compo... Read More about Inflammatory and Noninflammatory Disease Activity in Rheumatoid Arthritis: The Effect of Pain on Personalized Medicine.

Serum Metabolome Analysis Identified Amino-Acid Metabolism Associated With Pain in People With Symptomatic Knee Osteoarthritis – A Cross-Sectional Study (2023)
Journal Article
Mehta, O., Vijay, A., Gohir, S. A., Kelly, T., Zhang, W., Doherty, M., …Valdes, A. M. (2023). Serum Metabolome Analysis Identified Amino-Acid Metabolism Associated With Pain in People With Symptomatic Knee Osteoarthritis – A Cross-Sectional Study. Journal of Pain, https://doi.org/10.1016/j.jpain.2023.02.023

Osteoarthritis (OA) is the most common arthritis affecting synovial joints such as knees and hips of millions of people globally. Usage-related joint pain and reduced function are the most common symptoms experienced by people with OA. To improve pai... Read More about Serum Metabolome Analysis Identified Amino-Acid Metabolism Associated With Pain in People With Symptomatic Knee Osteoarthritis – A Cross-Sectional Study.

How people with knee pain understand why their pain changes or remains the same over time: A qualitative study (2023)
Journal Article
Walsh, D. A., Rathbone, J., Akin-Akinyosoye, K., Fernandes, G. S., Valdes, A. M., McWilliams, D. F., …Ferguson, E. (2023). How people with knee pain understand why their pain changes or remains the same over time: A qualitative study. Osteoarthritis and Cartilage Open, 5(2), Article 100345. https://doi.org/10.1016/j.ocarto.2023.100345

Objectives Guidelines recommend knee osteoarthritis pain management based on biopsychosocial mechanisms. Treatment adherence and effectiveness may be affected if there is a mismatch between patient perspectives and treatment focus. We therefore exam... Read More about How people with knee pain understand why their pain changes or remains the same over time: A qualitative study.

Chronic pain in people living with dementia: challenges to recognising and managing pain, and personalising intervention by phenotype (2023)
Journal Article
Collins, J. T., Harwood, R. H., Cowley, A., Di Lorito, C., Ferguson, E., Minicucci, M. F., …Gladman, J. R. (2023). Chronic pain in people living with dementia: challenges to recognising and managing pain, and personalising intervention by phenotype. Age and Ageing, 52(1), Article afac306. https://doi.org/10.1093/ageing/afac306

Pain is common in people with dementia, and pain can exacerbate the behavioural and psychological symptoms of dementia. Effective pain management is challenging, not least in people with dementia. Impairments of cognition, communication and abstract... Read More about Chronic pain in people living with dementia: challenges to recognising and managing pain, and personalising intervention by phenotype.

Influence of Social Support, Financial Status, and Lifestyle on the Disparity Between Inflammation and Disability in Rheumatoid Arthritis (2022)
Journal Article
Gwinnutt, J. M., Norton, S., Hyrich, K. L., Lunt, M., Combe, B., Rincheval, N., …Verstappen, S. M. (2023). Influence of Social Support, Financial Status, and Lifestyle on the Disparity Between Inflammation and Disability in Rheumatoid Arthritis. Arthritis Care and Research, 75(5), 1026-1035. https://doi.org/10.1002/acr.24996

Objective: To investigate how social support, financial status, and lifestyle influence the development of excess disability in rheumatoid arthritis (RA). Methods: Data were obtained from the Étude et Suivi des Polyarthrites Indifférenciées Récentes... Read More about Influence of Social Support, Financial Status, and Lifestyle on the Disparity Between Inflammation and Disability in Rheumatoid Arthritis.

Medio-dorsal thalamic dysconnectivity in chronic knee pain: A possible mechanism for negative affect and pain comorbidity (2022)
Journal Article
Iwabuchi, S. J., Drabek, M. M., Cottam, W. J., Tadjibaev, A., Mohammadi-Nejad, A. R., Sotiropoulos, S., …Auer, D. P. (2022). Medio-dorsal thalamic dysconnectivity in chronic knee pain: A possible mechanism for negative affect and pain comorbidity. European Journal of Neuroscience, 57(2), 373-387. https://doi.org/10.1111/ejn.15880

The reciprocal interaction between pain and negative affect is acknowledged but pain-related alterations in brain circuits involved in this interaction, such as the mediodorsal thalamus (MDThal), still require a better understanding. We sought to inv... Read More about Medio-dorsal thalamic dysconnectivity in chronic knee pain: A possible mechanism for negative affect and pain comorbidity.

Harmonising knee pain patient-reported outcomes: a systematic literature review and meta-analysis of Patient Acceptable Symptom State (PASS) and individual participant data (IPD) (2022)
Journal Article
Georgopoulos, V., Smith, S., McWilliams, D. F., Steultjens, M. P. M., Williams, A., Price, A., …Walsh, D. A. (2023). Harmonising knee pain patient-reported outcomes: a systematic literature review and meta-analysis of Patient Acceptable Symptom State (PASS) and individual participant data (IPD). Osteoarthritis and Cartilage, 31(1), 83-95. https://doi.org/10.1016/j.joca.2022.08.011

Objective: In order to facilitate data pooling between studies, we explored harmonisation of patient-reported outcome measures (PROMs) in people with knee pain due to osteoarthritis or knee trauma, using the Patient Acceptable Symptom State scores (P... Read More about Harmonising knee pain patient-reported outcomes: a systematic literature review and meta-analysis of Patient Acceptable Symptom State (PASS) and individual participant data (IPD).

AB1432 THE ASSOCIATION OF PAINFUL AND NON-PAINFUL COMORBIDITIES WITH CENTRAL MECHANISMS OF KNEE PAIN (2022)
Journal Article
Lewis, H., Chaplin, W., Mcwilliams, D., Millar, B., Shahtaheri, S., Gladman, J., & Walsh, D. (2022). AB1432 THE ASSOCIATION OF PAINFUL AND NON-PAINFUL COMORBIDITIES WITH CENTRAL MECHANISMS OF KNEE PAIN. Annals of the Rheumatic Diseases, 81(Suppl 1), 1822. https://doi.org/10.1136/annrheumdis-2022-eular.1586

An observational study of centrally facilitated pain in individuals with chronic low back pain (2022)
Journal Article
Georgopoulos, V., Akin-Akinyosoye, K., Smith, S., McWilliams, D. F., Hendrick, P., & Walsh, D. A. (2022). An observational study of centrally facilitated pain in individuals with chronic low back pain. PAIN Reports, 7(3), Article e1003. https://doi.org/10.1097/PR9.0000000000001003

Central pain facilitation can hinder recovery in people with chronic low back pain (CLBP). The aim of this observational study was to investigate whether indices of centrally facilitated pain are associated with pain outcomes in a hospital-based coho... Read More about An observational study of centrally facilitated pain in individuals with chronic low back pain.

Central pain mechanisms predict physical inactivity at 1-year in individuals with knee pain (2022)
Journal Article
Habib, M., Smith, S., Chaplin, W., Millar, B., McWilliams, D., & Walsh, D. (2022). Central pain mechanisms predict physical inactivity at 1-year in individuals with knee pain. Osteoarthritis and Cartilage, 30(Sup 1), S379. https://doi.org/10.1016/j.joca.2022.02.511

Purpose: Pain is the primary clinical manifestation in individuals with osteoarthritis (OA). It is an unpleasant and distressing experience, particularly during weight-bearing activities, inhibiting activity, and reducing quality of life. Two groups... Read More about Central pain mechanisms predict physical inactivity at 1-year in individuals with knee pain.

Exploring the disparity between inflammation and disability in the 10-year outcomes of people with rheumatoid arthritis (2022)
Journal Article
Gwinnutt, J. M., Norton, S., Hyrich, K. L., Lunt, M., Combe, B., Rincheval, N., …Verstappen, S. M. (2022). Exploring the disparity between inflammation and disability in the 10-year outcomes of people with rheumatoid arthritis. Rheumatology, 61(12), 4687–4701. https://doi.org/10.1093/rheumatology/keac137

OBJECTIVES: To identify groups of people with RA with different disability trajectories over 10 years, despite comparable levels of inflammation. METHODS: Data for this analysis came from three European prospective cohort studies of people with RA [N... Read More about Exploring the disparity between inflammation and disability in the 10-year outcomes of people with rheumatoid arthritis.

Clinical and Preclinical Evidence for Roles of Soluble Epoxide Hydrolase in Osteoarthritis Knee Pain (2022)
Journal Article
Gowler, P. R. W., Turnbull, J., Shahtaheri, M., Gohir, S., Kelly, T., McReynolds, C., …Chapman, V. (2022). Clinical and Preclinical Evidence for Roles of Soluble Epoxide Hydrolase in Osteoarthritis Knee Pain. Arthritis and Rheumatology, 74(4), 623-633. https://doi.org/10.1002/art.42000

Objective: Chronic pain due to osteoarthritis (OA) is a major clinical problem, and existing analgesics often have limited beneficial effects and/or adverse effects, necessitating the development of novel therapies. Epoxyeicosatrienoic acids (EETs) a... Read More about Clinical and Preclinical Evidence for Roles of Soluble Epoxide Hydrolase in Osteoarthritis Knee Pain.

Acceptability of a nurse-led non-pharmacological complex intervention for knee pain: Nurse and patient views and experiences (2022)
Journal Article
Nomikos, P. A., Hall, M. C., Fuller, A., Ogollah, R., Valdes, A. M., Doherty, M., …Abhishek, A. (2022). Acceptability of a nurse-led non-pharmacological complex intervention for knee pain: Nurse and patient views and experiences. PLoS ONE, 17(1), Article e0262422. https://doi.org/10.1371/journal.pone.0262422

Objectives The overall purpose of this research programme is to develop and test the feasibility of a complex intervention for knee pain delivered by a nurse, and comprising both non-pharmacological and pharmacological interventions. In this first ph... Read More about Acceptability of a nurse-led non-pharmacological complex intervention for knee pain: Nurse and patient views and experiences.

Comorbidities and use of analgesics in people with knee pain: a study in the Nottingham Knee Pain and Health in the Community (KPIC) cohort (2022)
Journal Article
Swain, S., Fernandes, G. S., Sarmanova, A., Valdes, A. M., Walsh, D. A., Coupland, C., …Zhang, W. (2022). Comorbidities and use of analgesics in people with knee pain: a study in the Nottingham Knee Pain and Health in the Community (KPIC) cohort. Rheumatology Advances in Practice, 6(2), Article rkac049. https://doi.org/10.1093/rap/rkac049

Objectives: The aims were to examine the prevalence of comorbidities and role of oral analgesic use in people with knee pain (KP) compared with those without. Methods: The Knee Pain and related health In the Community (KPIC) cohort comprises communit... Read More about Comorbidities and use of analgesics in people with knee pain: a study in the Nottingham Knee Pain and Health in the Community (KPIC) cohort.

Fatigue in early rheumatoid arthritis: data from the Early Rheumatoid Arthritis Network (2021)
Journal Article
Ifesemen, O. S., McWilliams, D. F., Norton, S., Kiely, P. D. W., Young, A., & Walsh, D. A. (2022). Fatigue in early rheumatoid arthritis: data from the Early Rheumatoid Arthritis Network. Rheumatology, 61(9), 3737-3745. https://doi.org/10.1093/rheumatology/keab947

OBJECTIVES: Fatigue is a disabling symptom in people with RA. This study aims to describe the prevalence, risk factors and longitudinal course of fatigue in early RA. METHODS: Demographic, clinical, quality of life (QoL), comorbidities and laboratory... Read More about Fatigue in early rheumatoid arthritis: data from the Early Rheumatoid Arthritis Network.

Different genes may be involved in distal and local sensitization: A genome‐wide gene‐based association study and meta‐analysis (2021)
Journal Article
Kouraki, A., Doherty, M., Fernandes, G. S., Zhang, W., Walsh, D. A., Kelly, A., & Valdes, A. M. (2022). Different genes may be involved in distal and local sensitization: A genome‐wide gene‐based association study and meta‐analysis. European Journal of Pain, 26(3), 740-753. https://doi.org/10.1002/ejp.1902

Background: Neuropathic pain symptoms and signs of increased pain sensitization in osteoarthritis (OA) patients may explain persistent pain after total joint replacement (TJR). Therefore, identifying genetic markers associated with pain sensitization... Read More about Different genes may be involved in distal and local sensitization: A genome‐wide gene‐based association study and meta‐analysis.

Anxiety enhances pain in a model of osteoarthritis and is associated with altered endogenous opioid function and reduced opioid analgesia (2021)
Journal Article
Lillywhite, A., Woodhams, S. G., Gonçalves, S. V., Watson, D. J. G., Li, L., Burston, J. J., …Chapman, V. (2021). Anxiety enhances pain in a model of osteoarthritis and is associated with altered endogenous opioid function and reduced opioid analgesia. PAIN Reports, 6(4), Article e956. https://doi.org/10.1097/PR9.0000000000000956

Introduction: Negative affect, including anxiety and depression, is prevalent in chronic pain states such as osteoarthritis (OA) and associated with greater use of opioid analgesics, potentially contributing to present and future opioid crises.... Read More about Anxiety enhances pain in a model of osteoarthritis and is associated with altered endogenous opioid function and reduced opioid analgesia.

Identifying multiple knee pain trajectories and the prediction of opioid and NSAID medication used: A latent class growth approach (2021)
Journal Article
Haybatollahi, S. M., James, R. J., Fernandes, G., Valdes, A., Doherty, M., Zhang, W., …Ferguson, E. (2022). Identifying multiple knee pain trajectories and the prediction of opioid and NSAID medication used: A latent class growth approach. Pain Practice, 22(2), 210-221. https://doi.org/10.1111/papr.13082

Background: Knee pain is a major source of distress and disability, with pain progression highly variable between individuals. Previous studies defining pain trajectories have all used a single measure of pain, and these differ across studies. Differ... Read More about Identifying multiple knee pain trajectories and the prediction of opioid and NSAID medication used: A latent class growth approach.

Fidelity assessment of nurse-led non-pharmacological package of care for knee pain in the package development phase of a feasibility randomised controlled trial based in secondary care: A mixed methods study (2021)
Journal Article
Nomikos, P. A., Hall, M., Fuller, A., Millar, B., Ogollah, R., Valdes, A., …Abhishek, A. (2021). Fidelity assessment of nurse-led non-pharmacological package of care for knee pain in the package development phase of a feasibility randomised controlled trial based in secondary care: A mixed methods study. BMJ Open, 11(7), Article e045242. https://doi.org/10.1136/bmjopen-2020-045242

Objectives To evaluate fidelity of delivery of a nurse-led non-pharmacological complex intervention for knee pain. Setting Secondary care. Single-centre study. Study design Mixed methods study. Participants Eighteen adults with chronic knee pain. Inc... Read More about Fidelity assessment of nurse-led non-pharmacological package of care for knee pain in the package development phase of a feasibility randomised controlled trial based in secondary care: A mixed methods study.

The efficacy of systemic glucocorticosteroids for pain in rheumatoid arthritis: a systematic literature review and meta-analysis (2021)
Journal Article
McWilliams, D. F., Thankaraj, D., Jones-Diette, J., Morgan, R., Ifesemen, O. S., Shenker, N. G., & Walsh, D. A. (2022). The efficacy of systemic glucocorticosteroids for pain in rheumatoid arthritis: a systematic literature review and meta-analysis. Rheumatology, 61(1), 76-89. https://doi.org/10.1093/rheumatology/keab503

Objectives: Glucocorticosteroids (GCs) are recommended to suppress inflammation in people with active RA. This systematic review and meta-analysis aimed to quantify the effects of systemic GCs on RA pain. Methods: A systematic literature review of ra... Read More about The efficacy of systemic glucocorticosteroids for pain in rheumatoid arthritis: a systematic literature review and meta-analysis.

Central Aspects of Pain in Rheumatoid Arthritis (CAP-RA): protocol for a prospective observational study (2021)
Journal Article
Ifesemen, O., McWilliams, D. F., Ferguson, E., Wakefield, R., Akin-Akinyosoye, K., Wilson, D., …Walsh, D. A. (2021). Central Aspects of Pain in Rheumatoid Arthritis (CAP-RA): protocol for a prospective observational study. BMC Rheumatology, 5(1), Article 23. https://doi.org/10.1186/s41927-021-00187-2

Background: Pain and fatigue are persistent problems in people with rheumatoid arthritis. Central sensitisation (CS) may contribute to pain and fatigue, even when treatment has controlled inflammatory disease. This study aims to validate a self-repor... Read More about Central Aspects of Pain in Rheumatoid Arthritis (CAP-RA): protocol for a prospective observational study.

Using heterogeneity in disease to understand the relationship between health and personality (2021)
Journal Article
James, R., Walsh, D., & Ferguson, E. (2022). Using heterogeneity in disease to understand the relationship between health and personality. Psychology, Health and Medicine, 27(7), 1582-1595. https://doi.org/10.1080/13548506.2021.1903057

The aim of this study was to compare the relationship between two health outcomes (pain and self-reported health) and personality while accounting for heterogeneity in arthritic disease. Traditionally health psychology and other health research has t... Read More about Using heterogeneity in disease to understand the relationship between health and personality.

Associations of peripheral and central pain mechanisms with voluntary muscle strength in people with knee pain (2021)
Journal Article
Yue, B., McWilliams, D., Smith, S., Stocks, J., Sarmanova, A., Fernandes, G., …Walsh, D. (2021). Associations of peripheral and central pain mechanisms with voluntary muscle strength in people with knee pain. Osteoarthritis and Cartilage, 29(Suppl 1), S366-S367. https://doi.org/10.1016/j.joca.2021.02.475

The patient acceptable symptom state for knee pain - a systematic literature review and meta-analysis (2021)
Journal Article
Georgopoulos, V., Smith, S., McWilliams, D., Vincent, T., Watt, F., & Walsh, D. (2021). The patient acceptable symptom state for knee pain - a systematic literature review and meta-analysis. Osteoarthritis and Cartilage, 29(Suppl. 1), S52. https://doi.org/10.1016/j.joca.2021.02.076

Purpose: Knee pain is highly prevalent, most commonly attributed to osteoarthritis in older people, and in younger people often due to internal derangements. Knee pain can be measured using numerical patient-reported outcome measures (PROMs). Several... Read More about The patient acceptable symptom state for knee pain - a systematic literature review and meta-analysis.

The Central Aspects of Pain in the Knee (CAP-Knee) questionnaire; a mixed-methods study of a self-report instrument for assessing central mechanisms in people with knee pain (2021)
Journal Article
Akin-Akinyosoye, K., James, R. J. E., Mcwilliams, D. F., Millar, B., Das Nair, R., Ferguson, E., & Walsh, D. A. (2021). The Central Aspects of Pain in the Knee (CAP-Knee) questionnaire; a mixed-methods study of a self-report instrument for assessing central mechanisms in people with knee pain. Osteoarthritis and Cartilage, 29(6), 802-814. https://doi.org/10.1016/j.joca.2021.02.562

OBJECTIVES: Pain is the prevailing symptom of knee osteoarthritis. Central sensitisation creates discordance between pain and joint pathology. We previously reported a central pain mechanisms trait derived from 8 discrete characteristics: neuropathic... Read More about The Central Aspects of Pain in the Knee (CAP-Knee) questionnaire; a mixed-methods study of a self-report instrument for assessing central mechanisms in people with knee pain.

Association of subchondral bone marrow lesion localization with weight-bearing pain in people with knee osteoarthritis: data from the Osteoarthritis Initiative (2021)
Journal Article
Aso, K., Shahtaheri, S. M., McWilliams, D. F., & Walsh, D. A. (2021). Association of subchondral bone marrow lesion localization with weight-bearing pain in people with knee osteoarthritis: data from the Osteoarthritis Initiative. Arthritis Research and Therapy, 23, Article 35. https://doi.org/10.1186/s13075-021-02422-0

© 2021, The Author(s). Background: Subchondral bone marrow lesions (BMLs) detected on MRI in knee osteoarthritis (OA) are associated with knee pain. The prevalence and progression of subchondral BMLs are increased by mechanical knee load. However, as... Read More about Association of subchondral bone marrow lesion localization with weight-bearing pain in people with knee osteoarthritis: data from the Osteoarthritis Initiative.

Individual responses to topical ibuprofen gel or capsaicin cream for painful knee osteoarthritis: a series of n-of-1 trials (2020)
Journal Article
Persson, M. S., Stocks, J., Sarmanova, A., Fernandes, G., Walsh, D. A., Doherty, M., & Zhang, W. (2021). Individual responses to topical ibuprofen gel or capsaicin cream for painful knee osteoarthritis: a series of n-of-1 trials. Rheumatology, 60(5), 2231-2237. https://doi.org/10.1093/rheumatology/keaa561

OBJECTIVES: To determine individual responses to ibuprofen gel or capsaicin cream for painful, radiographic knee OA using a series of n-of-1 trials. METHODS: Twenty-two participants were allocated 5% ibuprofen gel (A) and 0.025% capsaicin cream (B) i... Read More about Individual responses to topical ibuprofen gel or capsaicin cream for painful knee osteoarthritis: a series of n-of-1 trials.

The East Midlands Knee Pain Multiple Randomised Controlled Trial Cohort Study: Cohort Establishment and Feasibility study protocol (2020)
Journal Article
Hall, M. C., Fuller, A., Nomikos, P. A., Millar, B., Ogollah, R., Valdes, A., …Abhishek, A. (2020). The East Midlands Knee Pain Multiple Randomised Controlled Trial Cohort Study: Cohort Establishment and Feasibility study protocol. BMJ Open, 10(9), Article e037760

Introduction: Knee pain and osteoarthritis (OA) are a common cause of disability. The UK National Institute of Health and Care Excellence (NICE) OA guidelines recommend education, exercise and weight-loss advice (if overweight) as core interventions... Read More about The East Midlands Knee Pain Multiple Randomised Controlled Trial Cohort Study: Cohort Establishment and Feasibility study protocol.

East Midlands knee pain multiple randomised controlled trial cohort study: cohort establishment and feasibility study protocol (2020)
Journal Article
Hall, M., Fuller, A., Nomikos, P. A., Millar, B., Ogollah, R., Valdes, A., …Abhishek, A. (2020). East Midlands knee pain multiple randomised controlled trial cohort study: cohort establishment and feasibility study protocol. BMJ Open, 10(9), https://doi.org/10.1136/bmjopen-2020-037760

© 2020 BMJ Open Introduction Knee pain due to osteoarthritis (OA) is a common cause of disability. The UK National Institute for Health and Care Excellence OA guidelines recommend education, exercise and weight loss advice (if overweight) as core int... Read More about East Midlands knee pain multiple randomised controlled trial cohort study: cohort establishment and feasibility study protocol.

Contribution of nerves within osteochondral channels to osteoarthritis knee pain in humans and rats (2020)
Journal Article
Aso, K., Shahtaheri, S. M., Hill, R., Wilson, D., McWilliams, D. F., Nwosu, L. N., …Walsh, D. A. (2020). Contribution of nerves within osteochondral channels to osteoarthritis knee pain in humans and rats. Osteoarthritis and Cartilage, https://doi.org/10.1016/j.joca.2020.05.010

© 2020 Osteoarthritis Research Society International Objectives: Subchondral bone may contribute to knee osteoarthritis (OA) pain. Nerve growth factor (NGF) can stimulate nerve growth through TrkA. We aimed to identify how sensory nerve growth at the... Read More about Contribution of nerves within osteochondral channels to osteoarthritis knee pain in humans and rats.

Mediators of the predictive relationship between a self-report measure of central mechanisms and future knee pain outcomes in the knee pain in the community (KPIC) cohort (2020)
Conference Proceeding
Matthews, R., Akin-Akinyosoye, K., Frowd, N., Swaithes, L., Stocks, J., Sarmanova, A., …Walsh, D. A. (2020). Mediators of the predictive relationship between a self-report measure of central mechanisms and future knee pain outcomes in the knee pain in the community (KPIC) cohort.

Pain distant from the index site and sensitization in people with knee pain and low back pain (2020)
Conference Proceeding
Akin-Akinyosoye, K., Georgopoulos, V., Frowd, N., Swaithes, L., Stocks, J., Fernandes, G. S., …Walsh, D. (2020). Pain distant from the index site and sensitization in people with knee pain and low back pain.

Predicting response to topical non-steroidal anti-inflammatory drugs in osteoarthritis: an individual patient data meta-analysis of randomized controlled trials (2020)
Journal Article
Persson, M. S., Stocks, J., Varadi, G., Hashempur, M. H., van Middelkoop, M., Bierma-Zeinstra, S., …Zhang, W. (2020). Predicting response to topical non-steroidal anti-inflammatory drugs in osteoarthritis: an individual patient data meta-analysis of randomized controlled trials. Rheumatology, 59(9), 2207-2216. https://doi.org/10.1093/rheumatology/keaa113

© The Author(s) 2020. Published by Oxford University Press on behalf of the British Society for Rheumatology. OBJECTIVES: To identify predictors of the specific (difference between treatment and placebo) and overall (change from baseline in treat... Read More about Predicting response to topical non-steroidal anti-inflammatory drugs in osteoarthritis: an individual patient data meta-analysis of randomized controlled trials.

Investigating musculoskeletal health and wellbeing; A cohort study protocol (2020)
Journal Article
Millar, B., McWilliams, D. F., Abhishek, A., Akin-Akinyosoye, K., Auer, D. P., Chapman, V., …Walsh, D. A. (2020). Investigating musculoskeletal health and wellbeing; A cohort study protocol. BMC Musculoskeletal Disorders, 21(1), Article 182. https://doi.org/10.1186/s12891-020-03195-4

© 2020 The Author(s). Background: In an ageing population, pain, frailty and disability frequently coexist across a wide range of musculoskeletal diagnoses, but their associations remain incompletely understood. The Investigating Musculoskeletal Heal... Read More about Investigating musculoskeletal health and wellbeing; A cohort study protocol.

Brain perfusion patterns are altered in chronic knee pain: a spatial covariance analysis of arterial spin labelling MRI (2020)
Journal Article
Iwabuchi, S. J., Xing, Y., Cottam, W. J., Drabek, M. M., Tadjibaev, A., Fernandes, G. S., …Auer, D. P. (2020). Brain perfusion patterns are altered in chronic knee pain: a spatial covariance analysis of arterial spin labelling MRI. PAIN, 161(6), 1255-1263. https://doi.org/10.1097/j.pain.0000000000001829

Chronic musculoskeletal pain is a common problem globally. Current evidence suggests that maladapted central pain pathways are associated with pain chronicity, for example, in postoperative pain after knee replacement. Other factors such as low mood,... Read More about Brain perfusion patterns are altered in chronic knee pain: a spatial covariance analysis of arterial spin labelling MRI.

Peripheral brain-derived neurotrophic factor contributes to chronic osteoarthritis joint pain (2020)
Journal Article
Gowler, P. R., Li, L., Woodhams, S. G., Bennett, A. J., Suzuki, R., Walsh, D. A., & Chapman, V. (2020). Peripheral brain-derived neurotrophic factor contributes to chronic osteoarthritis joint pain. PAIN, 161(1), 61-73. https://doi.org/10.1097/j.pain.0000000000001694

Brain-derived neurotrophic factor (BDNF) and the high-affinity receptor tropomyosin receptor kinase B (TrkB) have important roles in neuronal survival and in spinal sensitization mechanisms associated with chronic pain. Recent clinical evidence also... Read More about Peripheral brain-derived neurotrophic factor contributes to chronic osteoarthritis joint pain.

Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort (2019)
Journal Article
Akin-Akinyosoye, K., Sarmanova, A., Fernandes, G. S., Frowd, N., Swaithes, L., Stocks, J., …Walsh, D. A. (2020). Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort. Osteoarthritis and Cartilage, 28(2), 173-181. https://doi.org/10.1016/j.joca.2019.11.004

© 2019 The Authors Objectives: We investigated whether baseline scores for a self-report trait linked to central mechanisms predict 1 year pain outcomes in the Knee Pain in the Community cohort. METHOD: 1471 participants reported knee pain at baselin... Read More about Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort.

Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort (2019)
Journal Article
Akin-Akinyosoye, K., Sarmanova, A., Fernandes, G., Frowd, N., Swaithes, L., Stocks, J., …Walsh, D. A. (2020). Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort. Osteoarthritis and Cartilage, 28(2), 173-181. https://doi.org/10.1016/j.joca.2019.11.004

Objectives We investigated whether baseline scores for a self-report trait linked to central mechanisms predict 1 year pain outcomes in the Knee Pain in the Community cohort. Method 1471 participants reported knee pain at baseline and respon... Read More about Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort.

Disease Activity Flares and Pain Flares in an early rheumatoid arthritis inception cohort; characteristics, antecedents and sequelae (2019)
Journal Article
McWilliams, D. F., Rahman, S., James, R., Ferguson, E., Kiely, P., Young, A., & Walsh, D. (2019). Disease Activity Flares and Pain Flares in an early rheumatoid arthritis inception cohort; characteristics, antecedents and sequelae. BMC Rheumatology, 3, 1-9. https://doi.org/10.1186/s41927-019-0100-9

Background RA flares are common and disabling. They are described in terms of worsening inflammation but pain and inflammation are often discordant. To inform treatment decisions, we investigated whether inflammatory and pain flares are discrete ent... Read More about Disease Activity Flares and Pain Flares in an early rheumatoid arthritis inception cohort; characteristics, antecedents and sequelae.

PAIN AND FATIGUE IN EARLY RHEUMATOID ARTHRITIS - A CROSS-SECTIONAL STUDY (2019)
Presentation / Conference
Ifesemen, O., McWilliams, D., Young, A., Kiely, P., & Walsh, D. (2019, September). PAIN AND FATIGUE IN EARLY RHEUMATOID ARTHRITIS - A CROSS-SECTIONAL STUDY. Poster presented at 11th Congress of the European Pain Federation EFIC, Valencia, Spain

O.S. Ifesemen, D.F. McWilliams, A. Young, P.D.W. Kiely, D.A. Walsh Background and Aims Pain and fatigue are prevalent and impair quality of life in people with Rheumatoid Arthritis (RA). They might be caused by multiple and overlapping mechanis... Read More about PAIN AND FATIGUE IN EARLY RHEUMATOID ARTHRITIS - A CROSS-SECTIONAL STUDY.

CGRP and painful pathologies other than headache (2019)
Book Chapter
Walsh, D. A., & McWilliams, D. F. (2019). CGRP and painful pathologies other than headache. In S. D. Brain, & P. Geppetti (Eds.), Calcitonin Gene-Related Peptide (CGRP) Mechanisms: Focus on Migraine (141-167). Springer. https://doi.org/10.1007/164_2019_242

© 2019, Springer Nature Switzerland AG. CGRP has long been suspected as a mediator of arthritis pain, although evidence that CGRP directly mediates human musculoskeletal pain remains circumstantial. This chapter describes in depth the evidence surrou... Read More about CGRP and painful pathologies other than headache.

Identifying predictors of placebo response in osteoarthritis clinical trials of three agents with different routes of delivery: a meta-analysis using individual patient data (2019)
Presentation / Conference
Stocks, J., Persson, M., van Middelkoop, M., Bierma-Zeinstra, S., Runhaar, J., Sawitzke, A., …Zhang, W. (2019, May). Identifying predictors of placebo response in osteoarthritis clinical trials of three agents with different routes of delivery: a meta-analysis using individual patient data. Presented at 2019 World Congress on Osteoarthritis, Toronto, Canada

Disease Activity Flares and Pain Flares in an early rheumatoid arthritis inception cohort; characteristics, antecedants and sequelae (2019)
Presentation / Conference
McWilliams, D., Rahman, S., James, R., Ferguson, E., Kiely, P., Young, A., & Walsh, D. (2019, April). Disease Activity Flares and Pain Flares in an early rheumatoid arthritis inception cohort; characteristics, antecedants and sequelae. Poster presented at Rheumatology 2019

Background RA flares are common and disabling. They are described in terms of worsening pain, swelling, or other symptoms. We aimed to determine characteristics, antecedants and sequelae of painful and inflammatory flare subtypes during the first 11... Read More about Disease Activity Flares and Pain Flares in an early rheumatoid arthritis inception cohort; characteristics, antecedants and sequelae.

Self-report central mechanisms trait predicts knee pain persistence in the Knee Pain In the Community (KPIC) cohort (2019)
Presentation / Conference
McWilliams, D., Akin-Akinyosoye, K., Walsh, D., Frowd, N., Swaithes, L., Fernandes, G., …Ferguson, E. (2019, April). Self-report central mechanisms trait predicts knee pain persistence in the Knee Pain In the Community (KPIC) cohort. Poster presented at Rheumatology 2019, Birmingham, UK

Quantitative sensory testing and predicting outcomes for musculoskeletal pain, disability, and negative affect: a systematic review and meta-analysis (2019)
Journal Article
Georgopoulos, V., Akin-Akinyosoye, K., Zhang, W., McWilliams, D. F., Hendrick, P., & Walsh, D. A. (2019). Quantitative sensory testing and predicting outcomes for musculoskeletal pain, disability, and negative affect: a systematic review and meta-analysis. PAIN, 160(9), 1920-1932. https://doi.org/10.1097/j.pain.0000000000001590

Hypersensitivity due to central pain mechanisms can influence recovery and lead to worse clinical outcomes, but the ability of quantitative sensory testing (QST), an index of sensitisation, to predict outcomes in chronic musculoskeletal disorders rem... Read More about Quantitative sensory testing and predicting outcomes for musculoskeletal pain, disability, and negative affect: a systematic review and meta-analysis.

Trajectories of pain predict disabilities affecting daily living in arthritis (2019)
Journal Article
James, R. J., Walsh, D. A., & Ferguson, E. (2019). Trajectories of pain predict disabilities affecting daily living in arthritis. British Journal of Health Psychology, 24(3), 465-496. https://doi.org/10.1111/bjhp.12364

Purpose: To examine the interplay between pain and disability in arthritis when adjusting for patient heterogeneity in pain progression. There is consistent evidence to suggest that people experience osteoarthritis heterogeneously, with subgroups of... Read More about Trajectories of pain predict disabilities affecting daily living in arthritis.

Contribution of sensory nerves within osteochondral channels to pain in human and rat knee osteoarthritis (2019)
Journal Article
Aso, K., Shahtaheri, S., Wilson, D., Hill, R., McWilliams, D., Walsh, D., & Chapman, V. (2019). Contribution of sensory nerves within osteochondral channels to pain in human and rat knee osteoarthritis. Osteoarthritis and Cartilage, 27(Supplelement 1), S72. https://doi.org/10.1016/j.joca.2019.02.102

The polyadenylation inhibitor cordycepin reduces pain, inflammation and joint pathology in rodent models of osteoarthritis (2019)
Journal Article
Ashraf, S., Radhi, M., Gowler, P., Burston, J. J., Gandhi, R. D., Thorn, G. J., …Chapman, V. (2019). The polyadenylation inhibitor cordycepin reduces pain, inflammation and joint pathology in rodent models of osteoarthritis. Scientific Reports, 9(1), 1-17. https://doi.org/10.1038/s41598-019-41140-1

Clinically, osteoarthritis (OA) pain is significantly associated with synovial inflammation. Identification of the mechanisms driving inflammation could reveal new targets to relieve this prevalent pain state. Herein, a role of polyadenylation in OA... Read More about The polyadenylation inhibitor cordycepin reduces pain, inflammation and joint pathology in rodent models of osteoarthritis.

Associations of symptomatic knee OA with histopathologic features in subchondral bone (2019)
Journal Article
McWilliams, D. F., shahtaheri, S., Walsh, D. A., Aso, K., Wilson, D., & Hill, R. (2019). Associations of symptomatic knee OA with histopathologic features in subchondral bone. Arthritis and Rheumatology, 71(6), 916-924. https://doi.org/10.1002/art.40820

© 2019, American College of Rheumatology Objective: Subchondral bone and the osteochondral junction are thought to contribute to osteoarthritis (OA) knee pain. We undertook this study to identify osteochondral pathologies specifically associated with... Read More about Associations of symptomatic knee OA with histopathologic features in subchondral bone.

Discrete trajectories of resolving and persistent pain in people with rheumatoid arthritis despite undergoing treatment for inflammation: results from three UK cohorts (2019)
Journal Article
McWilliams, D. F., Dawson, O., Young, A., Kiely, P., Ferguson, E., & Walsh, D. A. (2019). Discrete trajectories of resolving and persistent pain in people with rheumatoid arthritis despite undergoing treatment for inflammation: results from three UK cohorts. Journal of Pain, 20(6), 716-727. https://doi.org/10.1016/j.jpain.2019.01.001

Rheumatoid arthritis (RA) is an example of human chronic inflammatory pain. Modern treatments suppress inflammation, yet pain remains a major problem for many people with RA. We hypothesised that discrete RA subgroups might display favourable or unfa... Read More about Discrete trajectories of resolving and persistent pain in people with rheumatoid arthritis despite undergoing treatment for inflammation: results from three UK cohorts.

Molecular expression patterns in the synovium and their association with advanced symptomatic knee osteoarthritis (2018)
Journal Article
Wyatt, L. A., Nwosu, L. N., Wilson, D., Hill, R., Spendlove, I., Bennett, A. J., …Walsh, D. A. (2018). Molecular expression patterns in the synovium and their association with advanced symptomatic knee osteoarthritis. Osteoarthritis and Cartilage, 27(4), 667-675. https://doi.org/10.1016/j.joca.2018.12.012

Objective: Osteoarthritis (OA) is a major source of knee pain. Mechanisms of OA knee pain are incompletely understood but include synovial pathology. We aimed to identify molecular expression patterns in the synovium associated with symptomatic knee... Read More about Molecular expression patterns in the synovium and their association with advanced symptomatic knee osteoarthritis.

Thresholds of ultrasound synovial abnormalities for knee osteoarthritis: a cross sectional study in the general population (2018)
Journal Article
Sarmanova, A., Hall, M., Fernandes, G., Valdes, A., Walsh, D., Doherty, M., & Zhang, W. (2019). Thresholds of ultrasound synovial abnormalities for knee osteoarthritis: a cross sectional study in the general population. Osteoarthritis and Cartilage, 27(3), 435-443. https://doi.org/10.1016/j.joca.2018.09.018

Objective To establish “normal” ranges for synovial thickness and effusion detected by ultrasound (US) and to determine cut-offs associated with knee pain (KP) and radiographic knee osteoarthritis (RKOA) in the community. Methods 147 women a... Read More about Thresholds of ultrasound synovial abnormalities for knee osteoarthritis: a cross sectional study in the general population.

Analgesic effects of the cathepsin K inhibitor L-006235 in the monosodium iodoacetate model of osteoarthritis pain (2018)
Journal Article
Nwosu, L. N., Gowler, P. R., Burston, J. J., Rizoska, B., Tunblad, K., Lindström, E., …Chapman, V. (2018). Analgesic effects of the cathepsin K inhibitor L-006235 in the monosodium iodoacetate model of osteoarthritis pain. PAIN Reports, 3(6), Article 685. https://doi.org/10.1097/PR9.0000000000000685

© 2018 The Author(s). Published by Wolters Kluwer Health, Inc. on behalf of The International Association for the Study of Pain. Introduction: The mounting evidence that osteoclasts play an important role in osteoarthritis (OA) pain lead us to invest... Read More about Analgesic effects of the cathepsin K inhibitor L-006235 in the monosodium iodoacetate model of osteoarthritis pain.

Neuropathic-like knee pain and associated risk factors: a cross-sectional study in a UK community sample (2018)
Journal Article
Fernandes, G. S., Valdes, A. M., Walsh, D. A., Zhang, W., & Doherty, M. (2018). Neuropathic-like knee pain and associated risk factors: a cross-sectional study in a UK community sample. Arthritis Research and Therapy, 20(1), Article 215. https://doi.org/10.1186/s13075-018-1717-6

Background Neuropathic-like knee pain (NKP) is often reported in individuals with knee pain (KP), but the contribution of specific central and peripheral risk factors to NKP has not been studied previously. The aims of the present study were to de... Read More about Neuropathic-like knee pain and associated risk factors: a cross-sectional study in a UK community sample.

The relative efficacy of topical non-steroidal anti-inflammatory drugs and capsaicin in osteoarthritis: a network meta-analysis of randomised controlled trials (2018)
Journal Article
Persson, M., Stocks, J., Walsh, D., Doherty, M., & Zhang, W. (2018). The relative efficacy of topical non-steroidal anti-inflammatory drugs and capsaicin in osteoarthritis: a network meta-analysis of randomised controlled trials. Osteoarthritis and Cartilage, https://doi.org/10.1016/j.joca.2018.08.008

Contribution of central and peripheral risk factors to prevalence, incidence and progression of knee pain: a community-based cohort study (2018)
Journal Article
Sarmanova, A., Fernandes, G., Richardson, H., Valdes, A., Walsh, D., Zhang, W., & Doherty, M. (2018). Contribution of central and peripheral risk factors to prevalence, incidence and progression of knee pain: a community-based cohort study. Osteoarthritis and Cartilage, 26(11), 1461-1473. https://doi.org/10.1016/j.joca.2018.07.013

Aim To explore risk factors that may influence knee pain (KP) through central or peripheral mechanisms. Methods A questionnaire-based prospective community cohort study with KP defined as pain in or around a knee on most days for at least a... Read More about Contribution of central and peripheral risk factors to prevalence, incidence and progression of knee pain: a community-based cohort study.

Prediction of persistent knee pain by pressure pain detection thresholds: results from the Knee Pain In the Community cohort (KPIC) (2018)
Conference Proceeding
McWilliams, D. F., Frowd, N., Marshall, L., Stocks, J., Sarmanova, A., Fernandes, G. S., …Walsh, D. A. (2018). Prediction of persistent knee pain by pressure pain detection thresholds: results from the Knee Pain In the Community cohort (KPIC).

Background: Knee pain results from a combination of nociceptive input from the joint, and processing by the central nervous system. Pressure pain detection thresholds (PPTs) are lower and pain is more severe in people with greater central sensitisat... Read More about Prediction of persistent knee pain by pressure pain detection thresholds: results from the Knee Pain In the Community cohort (KPIC).

Bidirectional association between disturbed sleep and neuropathic pain symptoms: a prospective cohort study in post-total joint replacement participants (2018)
Journal Article
Stocks, J., Tang, N. K., Walsh, D. A., Warner, S. C., Harvey, H., Jenkins, W., …Valdes, A. M. (2018). Bidirectional association between disturbed sleep and neuropathic pain symptoms: a prospective cohort study in post-total joint replacement participants. Journal of Pain Research, 2018(11), 1087—1093. https://doi.org/10.2147/JPR.S149830

Disturbed sleep is strongly correlated with chronic pain. The aim of this study was to examine the association between sleep disturbance and incident joint pain focusing on neuropathic pain-like symptoms. 423 individuals who had undergone total joint... Read More about Bidirectional association between disturbed sleep and neuropathic pain symptoms: a prospective cohort study in post-total joint replacement participants.

A clinical assessment tool to improve the use of pain relieving treatments in knee osteoarthritis (2018)
Journal Article
Akin-Akinyosoye, K., Frowd, N., Marshall, L., Stocks, J., Fernandes, G., Valdes, A., …Walsh, D. (2018). A clinical assessment tool to improve the use of pain relieving treatments in knee osteoarthritis. Osteoarthritis and Cartilage, 26(Supplement 1), S231-S232. https://doi.org/10.1016/j.joca.2018.02.483

Purpose: Approximately 1 in 4 individuals in the UK over the age of 55 experience knee pain (KP), predominantly due to osteoarthritis (OA). Following treatment targeted at the affected knee, pain relief is reported in only 60%–80% of individuals with... Read More about A clinical assessment tool to improve the use of pain relieving treatments in knee osteoarthritis.

General and disease-specific pain trajectories as predictors of social and political outcomes in arthritis and cancer (2018)
Journal Article
James, R. J. E., Walsh, D. A., & Ferguson, E. (2018). General and disease-specific pain trajectories as predictors of social and political outcomes in arthritis and cancer. BMC Medicine, 16, Article 51. https://doi.org/10.1186/s12916-018-1031-9

Background: While the heterogeniety of pain progression has been studied in chronic diseases, it is unclear the extent to which patterns of pain progression among people in general as well as across different diseases impacts on social, civic and po... Read More about General and disease-specific pain trajectories as predictors of social and political outcomes in arthritis and cancer.

Interpretation of DAS28 and its components in the assessment of inflammatory and non-inflammatory aspects of rheumatoid arthritis (2018)
Journal Article
McWilliams, D. F., Kiely, P. D., Young, A., Joharatnam, N., Wilson, D., & Walsh, D. A. (in press). Interpretation of DAS28 and its components in the assessment of inflammatory and non-inflammatory aspects of rheumatoid arthritis. BMC Rheumatology, 2(8), https://doi.org/10.1186/s41927-018-0016-9

Background: DAS28 is interpreted as the inflammatory disease activity of RA. Non-inflammatory pain mechanisms can confound assessment. We aimed to examine the use of DAS28 components or DAS28-derived measures that have been published as indices of no... Read More about Interpretation of DAS28 and its components in the assessment of inflammatory and non-inflammatory aspects of rheumatoid arthritis.

Traits associated with central pain augmentation in the Knee Pain in the Community (KPIC) cohort (2018)
Journal Article
Akin-Akinyosoye, K., Frowd, N., Marshall, L., Stocks, J., Fernandes, G. S., Valdes, A. M., …Walsh, D. A. (2018). Traits associated with central pain augmentation in the Knee Pain in the Community (KPIC) cohort. PAIN, 159(6), 1035–1044. https://doi.org/10.1097/j.pain.0000000000001183

This study aimed to identify self-report correlates of central pain augmentation in individuals with knee pain. A subset of participants (n=420) in the Knee Pain and related health In the Community (KPIC) baseline survey undertook pressure pain thres... Read More about Traits associated with central pain augmentation in the Knee Pain in the Community (KPIC) cohort.

Home-based pre-surgical psychological intervention for knee osteoarthritis (HAPPiKNEES): a feasibility randomised controlled trial (2018)
Journal Article
das Nair, R., Mhizha-Murira, J. R., Anderson, P., Carpenter, H., Clarke, S., Groves, S., …Lincoln, N. B. (2018). Home-based pre-surgical psychological intervention for knee osteoarthritis (HAPPiKNEES): a feasibility randomised controlled trial. Clinical Rehabilitation, 32(6), 777-789. https://doi.org/10.1177/0269215518755426

Objective: To determine the feasibility of conducting a trial of a pre-surgical psychological intervention on pain, function, and mood in people with knee osteoarthritis listed for total knee arthroplasty. Design: Multi-centre, mixed-methods feasibi... Read More about Home-based pre-surgical psychological intervention for knee osteoarthritis (HAPPiKNEES): a feasibility randomised controlled trial.

Association between ultrasound-detected synovitis and knee pain: a population-based case-control study with both cross-sectional and follow-up data (2017)
Journal Article
Sarmanova, A., Hall, M. C., Fernandes, G. S., Bhattacharya, A., Valdes, A. M., Walsh, D. A., …Zhang, W. (in press). Association between ultrasound-detected synovitis and knee pain: a population-based case-control study with both cross-sectional and follow-up data. Arthritis Research and Therapy, 19(281), https://doi.org/10.1186/s13075-017-1486-7

Background: Recently an important role for synovial pathology in the initiation and progression of knee osteoarthritis (OA) has been emphasised. This study aimed to examine whether ultrasonographydetected synovial changes (USSCs) associate with knee... Read More about Association between ultrasound-detected synovitis and knee pain: a population-based case-control study with both cross-sectional and follow-up data.

Pain mechanisms in rheumatoid arthritis (2017)
Journal Article
McWilliams, D. F., & Walsh, D. A. (2017). Pain mechanisms in rheumatoid arthritis. Clinical and Experimental Rheumatology, 35(S107), Article s94-s101

Understanding of the causes and underlying mechanisms of pain in people with RA is rapidly changing. With the advent of more effective disease modifying drugs, joint inflammation is becoming a more treatable cause of pain, and joint damage can often... Read More about Pain mechanisms in rheumatoid arthritis.

Knee pain and related health in the community study (KPIC): a cohort study protocol (2017)
Journal Article
Fernandes, G. S., Sarmanova, A., Warner, S. C., Harvey, H., Akin-Akinyosoye, K., Richardson, H., …Doherty, M. (in press). Knee pain and related health in the community study (KPIC): a cohort study protocol. BMC Musculoskeletal Disorders, 18(404), https://doi.org/10.1186/s12891-017-1761-4

Background: The incidence, progression and related risk factors for recent-onset knee pain (KP) remain uncertain. This study aims to examine the natural history of KP including incidence and progression and to identify possible phenotypes and their a... Read More about Knee pain and related health in the community study (KPIC): a cohort study protocol.

Imaging Pain Relief in Osteoarthritis (IPRO): protocol of a double-blind randomised controlled mechanistic study assessing pain relief and prediction of duloxetine treatment outcome (2017)
Journal Article
Reckziegel, D., Bailey, H., Cottam, W. J., Tench, C. R., Mahajan, R. P., Walsh, D. A., …Auer, D. P. (in press). Imaging Pain Relief in Osteoarthritis (IPRO): protocol of a double-blind randomised controlled mechanistic study assessing pain relief and prediction of duloxetine treatment outcome. BMJ Open, 7(6), Article e014013. https://doi.org/10.1136/bmjopen-2016-014013

Introduction: Osteoarthritis (OA) pain is a major cause of long-term disability and chronic pain in the adult population. One in five patients does not receive satisfactory pain relief, which reflects the complexity of chronic pain and the current la... Read More about Imaging Pain Relief in Osteoarthritis (IPRO): protocol of a double-blind randomised controlled mechanistic study assessing pain relief and prediction of duloxetine treatment outcome.

New therapeutic targets for osteoarthritis pain (2017)
Journal Article
Walsh, D. A., & Stocks, J. (2017). New therapeutic targets for osteoarthritis pain. Slas Discovery, 22(8), https://doi.org/10.1177/2472555217716912

Osteoarthritis (OA), the most common form of arthritis, causes pain and disability, as well as emotional distress. While total joint replacement is one of the most effective treatments available for improving the quality of life in people with severe... Read More about New therapeutic targets for osteoarthritis pain.

Pain in knee osteoarthritis is associated with variation in the neurokinin 1/substance P receptor (TACR 1) gene (2017)
Journal Article
Warner, S., Walsh, D. A., Laslett, L., Maciewicz, R., Soni, A., Hart, D., …Valdes, A. M. (2017). Pain in knee osteoarthritis is associated with variation in the neurokinin 1/substance P receptor (TACR 1) gene. European Journal of Pain, 21(7), 1277-1284. https://doi.org/10.1002/ejp.1027

Background: Substance P (SP) is a pain- and inflammation-related neuropeptide which preferentially binds to the neurokinin receptor 1 (NK1). SP and NK1 receptors have been implicated in joint pain, inflammation and damage in animal models and human s... Read More about Pain in knee osteoarthritis is associated with variation in the neurokinin 1/substance P receptor (TACR 1) gene.

Arthritis pain: moving between early- and late- stage disease (2017)
Journal Article
Walsh, D. A. (2017). Arthritis pain: moving between early- and late- stage disease. Arthritis and Rheumatology, 69(7), 1343-1345. https://doi.org/10.1002/art.40126

Reductions in radiographic progression in early RA over 25-years: changing contribution from RF in 2 multi-centre UK inception cohorts (2017)
Journal Article
Carpenter, L., Norton, S., Nikiphorou, E., Jayakumar, K., McWilliams, D. F., Rennie, K. L., …Young, A. (2017). Reductions in radiographic progression in early RA over 25-years: changing contribution from RF in 2 multi-centre UK inception cohorts. Arthritis Care and Research, 69(12), 1809-1817. https://doi.org/10.1002/acr.23217

Objectives: To assess 5-year progression of erosions and Joint Space Narrowing (JSN), and their associations with RF status in two large, multi-centre early-RA cohorts spanning 25-years. Methods: Radiographic joint damage was recorded using the Sh... Read More about Reductions in radiographic progression in early RA over 25-years: changing contribution from RF in 2 multi-centre UK inception cohorts.

Pain prediction by serum biomarkers of bone turnover in people with knee osteoarthritis: an observational study of TRAcP5b and cathepsin K in OA (2017)
Journal Article
Nwosu, L. N., Allen, M., Wyatt, L., Huebner, J., Chapman, V., Walsh, D. A., & Kraus, V. (2017). Pain prediction by serum biomarkers of bone turnover in people with knee osteoarthritis: an observational study of TRAcP5b and cathepsin K in OA. Osteoarthritis and Cartilage, 25(6), https://doi.org/10.1016/j.joca.2017.01.002

Objectives: To investigate serum biomarkers, tartrate resistant acid phosphatase 5b (TRAcP5b) and cathepsin K, indicative of osteoclastic bone resorption, and their relationship to pain and pain change in knee osteoarthritis (OA). Methods: Sera and... Read More about Pain prediction by serum biomarkers of bone turnover in people with knee osteoarthritis: an observational study of TRAcP5b and cathepsin K in OA.

Discordant inflammation and pain in early and established rheumatoid arthritis: Latent Class Analysis of Early Rheumatoid Arthritis Network and British Society for Rheumatology Biologics Register data (2016)
Journal Article
McWilliams, D. F., Ferguson, E., Young, A., Kiely, P. D., & Walsh, D. A. (2016). Discordant inflammation and pain in early and established rheumatoid arthritis: Latent Class Analysis of Early Rheumatoid Arthritis Network and British Society for Rheumatology Biologics Register data. Arthritis Research and Therapy, 18(1), Article 295. https://doi.org/10.1186/s13075-016-1186-8

Background Rheumatoid arthritis (RA) disease activity is often measured using the 28 joint Disease Activity Score (DAS28). We aimed to identify and independently verify subgroups of people with RA that may be discordant with respect to self-reported... Read More about Discordant inflammation and pain in early and established rheumatoid arthritis: Latent Class Analysis of Early Rheumatoid Arthritis Network and British Society for Rheumatology Biologics Register data.

Identifying placebo responders and predictors of response in osteoarthritis: a protocol for individual patient data meta-analysis (2016)
Journal Article
Fu, Y., Persson, M. S., Bhattacharya, A., Goh, S., Stocks, J., van Middelkoop, M., …Zhang, W. (2016). Identifying placebo responders and predictors of response in osteoarthritis: a protocol for individual patient data meta-analysis. Systematic Reviews, 5(1), Article 183. https://doi.org/10.1186/s13643-016-0362-x

Background: The management of osteoarthritis (OA) is unsatisfactory, as most treatments are not clinically effective over placebo and most drugs have considerable side effects. On average, 75 % of the analgesic effect from OA treatments in clinical t... Read More about Identifying placebo responders and predictors of response in osteoarthritis: a protocol for individual patient data meta-analysis.

Histopathological subgroups in knee osteoarthritis (2016)
Journal Article
Wyatt, L., Morerton, B., Mapp, P. I., Wilson, D., Hill, R., Ferguson, E., …Walsh, D. A. (in press). Histopathological subgroups in knee osteoarthritis. Osteoarthritis and Cartilage, 25(1), https://doi.org/10.1016/j.joca.2016.09.021

Objective: Osteoarthritis (OA) is a heterogeneous, multi-tissue disease. We hypothesised that different histopathological features characterise different stages during knee OA progression, and that discrete subgroups can be defined based on validated... Read More about Histopathological subgroups in knee osteoarthritis.

Relative efficacy of topical non-steroidal anti-inflammatory drugs and topical capsaicin in osteoarthritis: protocol for an individual patient data meta-analysis (2016)
Journal Article
Persson, M. S., Fu, Y., Bhattacharya, A., Goh, S., Middelkoop, M. V., Bierma-Zeinstra, S. M., …Zhang, W. (2016). Relative efficacy of topical non-steroidal anti-inflammatory drugs and topical capsaicin in osteoarthritis: protocol for an individual patient data meta-analysis. Systematic Reviews, 5(1), Article 165. https://doi.org/10.1186/s13643-016-0348-8

Background Pain is the most troubling issue to patients with osteoarthritis (OA), yet current pharmacological treatments offer only small-to-moderate pain reduction. Current guidelines therefore emphasise the need to identify predictors of treatme... Read More about Relative efficacy of topical non-steroidal anti-inflammatory drugs and topical capsaicin in osteoarthritis: protocol for an individual patient data meta-analysis.

Factors predicting pain and early discontinuation of tumour necrosis factor-?-inhibitors in people with rheumatoid arthritis: results from the British society for rheumatology biologics register (2016)
Journal Article
McWilliams, D. F., & Walsh, D. A. (2016). Factors predicting pain and early discontinuation of tumour necrosis factor-?-inhibitors in people with rheumatoid arthritis: results from the British society for rheumatology biologics register. BMC Musculoskeletal Disorders, 17(1), Article 337. https://doi.org/10.1186/s12891-016-1192-7

Background: We examined pain levels in 2 cohorts assembled from the British Society for Rheumatology Biologics Register (BSRBR), and investigated which factors predicted Bodily Pain scores and discontinuation of TNF?-inhibitors. Method: Data were re... Read More about Factors predicting pain and early discontinuation of tumour necrosis factor-?-inhibitors in people with rheumatoid arthritis: results from the British society for rheumatology biologics register.

Relationship between structural pathology and pain behaviour in a model of osteoarthritis (OA) (2016)
Journal Article
Nwosu, L. N., Mapp, P. I., Chapman, V., & Walsh, D. A. (2016). Relationship between structural pathology and pain behaviour in a model of osteoarthritis (OA). Osteoarthritis and Cartilage, 24(11), 1910-1917. https://doi.org/10.1016/j.joca.2016.06.012

Objectives To address the hypothesis that different types of established OA pain behaviours have associations with different aspects of articular pathology, we investigated the relationship between structural knee joint pathology and pain behaviour... Read More about Relationship between structural pathology and pain behaviour in a model of osteoarthritis (OA).

The anti-NGF antibody muMab 911 both prevents and reverses pain behaviour and subchondral osteoclast numbers in a rat model of osteoarthritis pain (2016)
Journal Article
Xu, L., Nwosu, L. N., Burston, J., Millns, P., Sagar, D. R., Mapp, P. I., …Chapman, V. (2016). The anti-NGF antibody muMab 911 both prevents and reverses pain behaviour and subchondral osteoclast numbers in a rat model of osteoarthritis pain. Osteoarthritis and Cartilage, 24(9), 1587-1595. https://doi.org/10.1016/j.joca.2016.05.015

Objective: Nerve growth factor (NGF) has a pivotal role in peripheral hyperalgesia and inflammation; anti-NGF antibodies attenuate pain responses in inflammatory pain models, and in people with osteoarthritis (OA) or low back pain. The aim of this st... Read More about The anti-NGF antibody muMab 911 both prevents and reverses pain behaviour and subchondral osteoclast numbers in a rat model of osteoarthritis pain.

Transient receptor potential canonical 5 (TRPC5) protects against pain and vascular inflammation in arthritis and joint inflammation (2016)
Journal Article
Alawi, K. M., Russell, F. A., Aubdool, A. A., Srivastava, S., Riffo-Vasquez, Y., Baldissera, L., …Brain, S. D. (2017). Transient receptor potential canonical 5 (TRPC5) protects against pain and vascular inflammation in arthritis and joint inflammation. Annals of the Rheumatic Diseases, 76(1), 252-260. https://doi.org/10.1136/annrheumdis-2015-208886

Objective: Transient receptor potential canonical 5 (TRPC5) is functionally expressed on a range of cells including fibroblast-like synoviocytes, which play an important role in arthritis. A role for TRPC5 in inflammation has not been previously show... Read More about Transient receptor potential canonical 5 (TRPC5) protects against pain and vascular inflammation in arthritis and joint inflammation.

Selective inhibition of tropomyosin-receptor-kinase A (TrkA) reduces pain and joint damage in two rat models of inflammatory arthritis (2016)
Journal Article
Ashraf, S., Bouhana, K. S., Pheneger, J., Andrews, S. W., & Walsh, D. A. (2016). Selective inhibition of tropomyosin-receptor-kinase A (TrkA) reduces pain and joint damage in two rat models of inflammatory arthritis. Arthritis Research and Therapy, 18(1), https://doi.org/10.1186/s13075-016-0996-z

Background: Inflammation is an essential component of arthritis pain. Nerve growth factor (NGF) plays a key role in acute and chronic pain states especially those associated with inflammation. NGF acts through tropomyosin-receptor-kinase A (TrkA). NG... Read More about Selective inhibition of tropomyosin-receptor-kinase A (TrkA) reduces pain and joint damage in two rat models of inflammatory arthritis.

Reliability and responsiveness of measures of pain in people with osteoarthritis of the knee: a psychometric evaluation (2016)
Journal Article
Turner, K. V., Moreton, B. M., Walsh, D. A., & Lincoln, N. (2017). Reliability and responsiveness of measures of pain in people with osteoarthritis of the knee: a psychometric evaluation. Disability and Rehabilitation, 39(8), https://doi.org/10.3109/09638288.2016.1161840

PURPOSE: To examine the fit between data from the Short Form McGill Pain Questionnaire (SF-MPQ-2) and the Rasch model, and to explore the reliability and internal responsiveness of measures of pain in people with knee osteoarthritis. METHODS: Partic... Read More about Reliability and responsiveness of measures of pain in people with osteoarthritis of the knee: a psychometric evaluation.

Evaluation of a group acceptance commitment therapy intervention for people with knee or hip osteoarthritis: a pilot randomized controlled trial (2016)
Journal Article
Clarke, S. P., Poulis, N., Moreton, B. J., Walsh, D. A., & Lincoln, N. B. (2016). Evaluation of a group acceptance commitment therapy intervention for people with knee or hip osteoarthritis: a pilot randomized controlled trial. Disability and Rehabilitation, 39(7), https://doi.org/10.3109/09638288.2016.1160295

OBJECTIVES: The aim was to evaluate an Acceptance commitment therapy (ACT) intervention for people with knee or hip osteoarthritis; a related aim was to compare treatment effects from Rasch-transformed and standard scales. METHODS: Participants were... Read More about Evaluation of a group acceptance commitment therapy intervention for people with knee or hip osteoarthritis: a pilot randomized controlled trial.

The measurement of psychological constructs in people with osteoarthritis of the knee: a psychometric evaluation (2016)
Journal Article
Lincoln, N., Moreton, B., Turner, K., & Walsh, D. A. (2017). The measurement of psychological constructs in people with osteoarthritis of the knee: a psychometric evaluation. Disability and Rehabilitation, 39(4), https://doi.org/10.3109/09638288.2016.1146356

Purpose: To examine the measurement properties of measures of psychological constructs in people with knee osteoarthritis. Method: Participants with osteoarthritis of the knee completed the beck depression inventory (BDI-II), state-trait anxiety inv... Read More about The measurement of psychological constructs in people with osteoarthritis of the knee: a psychometric evaluation.

Home-administered pre-surgical psychological intervention for knee osteoarthritis (HAPPiKNEES): study protocol for a randomised controlled trial (2016)
Journal Article
das Nair, R., Anderson, P., Clarke, S. P., Leighton, P., Lincoln, N., Mhizha-Murira, J. R., …Walsh, D. A. (2016). Home-administered pre-surgical psychological intervention for knee osteoarthritis (HAPPiKNEES): study protocol for a randomised controlled trial. Trials, 17(54), 1-11. https://doi.org/10.1186/s13063-016-1165-z

Background: Knee replacement surgery reduces pain for many people with osteoarthritis (OA). However, surgical outcomes are partly dependent on patients’ moods, and those with depression or anxiety have worse outcomes. Approximately one-third of peopl... Read More about Home-administered pre-surgical psychological intervention for knee osteoarthritis (HAPPiKNEES): study protocol for a randomised controlled trial.

Characterization of multinucleated giant cells in synovium and subchondral bone in knee osteoarthritis and rheumatoid arthritis (2015)
Journal Article
Prieto-Potin, I., Largo, R., Roman-Blas, J. A., Herrero-Beaumont, G., & Walsh, D. A. (2015). Characterization of multinucleated giant cells in synovium and subchondral bone in knee osteoarthritis and rheumatoid arthritis. BMC Musculoskeletal Disorders, 16, Article 226. https://doi.org/10.1186/s12891-015-0664-5

Background: Multinucleated giant cells have been noticed in diverse arthritic conditions since their first description in rheumatoid synovium. However, their role in the pathogenesis of osteoarthritis (OA) or rheumatoid arthritis (RA) still remains b... Read More about Characterization of multinucleated giant cells in synovium and subchondral bone in knee osteoarthritis and rheumatoid arthritis.

Blocking the tropomyosin receptor kinase A (TrkA) receptor inhibits pain behaviour in two rat models of osteoarthritis (2015)
Journal Article
Nwosu, L. N., Mapp, P. I., Chapman, V., & Walsh, D. A. (in press). Blocking the tropomyosin receptor kinase A (TrkA) receptor inhibits pain behaviour in two rat models of osteoarthritis. Annals of the Rheumatic Diseases, 75(6), https://doi.org/10.1136/annrheumdis-2014-207203

Objectives: Tropomyosin receptor kinase A (TrkA) mediates nociceptor sensitisation by nerve growth factor (NGF), but it is unknown whether selective TrkA inhibition will be an effective strategy for treating osteoarthritis (OA) pain. We determined th... Read More about Blocking the tropomyosin receptor kinase A (TrkA) receptor inhibits pain behaviour in two rat models of osteoarthritis.

Pain Phenotype in Patients With Knee Osteoarthritis: Classification and Measurement Properties of painDETECT and Self-Report Leeds Assessment of Neuropathic Symptoms and Signs Scale in a Cross-Sectional Study (2015)
Journal Article
Moreton, B. J., Tew, V., das Nair, R., Wheeler, M., Walsh, D. A., & Lincoln, N. B. (2015). Pain Phenotype in Patients With Knee Osteoarthritis: Classification and Measurement Properties of painDETECT and Self-Report Leeds Assessment of Neuropathic Symptoms and Signs Scale in a Cross-Sectional Study. Arthritis Care and Research, 67(4), 519-528. https://doi.org/10.1002/acr.22431

Objective Multiple mechanisms are involved in pain associated with osteoarthritis (OA). The painDETECT and Self‐Report Leeds Assessment of Neuropathic Symptoms and Signs (S‐LANSS) questionnaires screen for neuropathic pain and may also identify... Read More about Pain Phenotype in Patients With Knee Osteoarthritis: Classification and Measurement Properties of painDETECT and Self-Report Leeds Assessment of Neuropathic Symptoms and Signs Scale in a Cross-Sectional Study.

Dissecting the contribution of knee joint NGF to spinal nociceptive sensitization in a model of OA pain in the rat (2015)
Journal Article
Sagar, D. R., Nwosu, L. N., Walsh, D. A., & Chapman, V. (2015). Dissecting the contribution of knee joint NGF to spinal nociceptive sensitization in a model of OA pain in the rat. Osteoarthritis and Cartilage, 23(6), https://doi.org/10.1016/j.joca.2015.01.010

Objective: Although analgesic approaches targeting nerve growth factor (NGF) for the treatment of osteoarthritis (OA) pain remain of clinical interest, neurophysiological mechanisms by which NGF contribute to OA pain remain unclear. We investigated t... Read More about Dissecting the contribution of knee joint NGF to spinal nociceptive sensitization in a model of OA pain in the rat.

A cross-sectional study of pain sensitivity, disease-activity assessment, mental health, and fibromyalgia status in rheumatoid arthritis (2015)
Journal Article
Joharatnam, N., McWilliams, D. F., Wilson, D., Wheeler, M., Pande, I., & Walsh, D. A. (2015). A cross-sectional study of pain sensitivity, disease-activity assessment, mental health, and fibromyalgia status in rheumatoid arthritis. Arthritis Research and Therapy, 17(11), https://doi.org/10.1186/s13075-015-0525-5

INTRODUCTION: Pain remains the most important problem for people with rheumatoid arthritis (RA). Active inflammatory disease contributes to pain, but pain due to non-inflammatory mechanisms can confound the assessment of disease activity. We hypothes... Read More about A cross-sectional study of pain sensitivity, disease-activity assessment, mental health, and fibromyalgia status in rheumatoid arthritis.

Structural Associations of Symptomatic Knee Osteoarthritis: Structural Associations of Symptomatic Knee OA (2014)
Journal Article
Stoppiello, L. A., Mapp, P. I., Wilson, D., Hill, R., Scammell, B. E., & Walsh, D. A. (2014). Structural Associations of Symptomatic Knee Osteoarthritis: Structural Associations of Symptomatic Knee OA. Arthritis and Rheumatology, 66(11), 3018-3027. https://doi.org/10.1002/art.38778

Objective Structural changes of osteoarthritis (OA) may occur in the absence of pain. In this study, we aimed to identify histopathologic features that are associated with symptomatic knee OA. Methods Medial tibial plateaus and synovium samp... Read More about Structural Associations of Symptomatic Knee Osteoarthritis: Structural Associations of Symptomatic Knee OA.

Mechanisms, impact and management of pain in rheumatoid arthritis (2014)
Journal Article
Walsh, D. A., & McWilliams, D. F. (2014). Mechanisms, impact and management of pain in rheumatoid arthritis. Nature Reviews Rheumatology, 10(10), 581-592. https://doi.org/10.1038/nrrheum.2014.64

© 2014 Macmillan Publishers Limited. All rights reserved. People with rheumatoid arthritis (RA) identify pain as their most important symptom, one that often persists despite optimal control of inflammatory disease. RA pain arises from multiple mecha... Read More about Mechanisms, impact and management of pain in rheumatoid arthritis.

Increased function of pronociceptive TRPV1 at the level of the joint in a rat model of osteoarthritis pain (2013)
Journal Article
Kelly, S., Chapman, R., Woodhams, S., Sagar, D. R., Turner, J., Burston, J., …Chapman, V. (2014). Increased function of pronociceptive TRPV1 at the level of the joint in a rat model of osteoarthritis pain. Annals of the Rheumatic Diseases, 74, https://doi.org/10.1136/annrheumdis-2013-203413

Objectives Blockade of transient receptor potential vanilloid 1 (TRPV1) with systemic antagonists attenuates osteoarthritis (OA) pain behaviour in rat models, but on-target-mediated hyperthermia has halted clinical trials. The present study investiga... Read More about Increased function of pronociceptive TRPV1 at the level of the joint in a rat model of osteoarthritis pain.

Augmented pain behavioural responses to intra-articular injection of nerve growth factor in two animal models of osteoarthritis (2013)
Journal Article
Ashraf, S., Mapp, P. I., Chapman, V., Burston, J., Bennett, A., & Walsh, D. A. (2014). Augmented pain behavioural responses to intra-articular injection of nerve growth factor in two animal models of osteoarthritis. Annals of the Rheumatic Diseases, 73(9), 1710-1718. https://doi.org/10.1136/annrheumdis-2013-203416

The experience of living with knee osteoarthritis: exploring illness and treatment beliefs through thematic analysis (2013)
Journal Article
Pouli, N., das Nair, R., Lincoln, N., & Walsh, D. A. (2013). The experience of living with knee osteoarthritis: exploring illness and treatment beliefs through thematic analysis. Disability and Rehabilitation, 36(7), https://doi.org/10.3109/09638288.2013.805257

Purpose: Knee osteoarthritis (OA) is a major cause of disability in older adults. However, there is limited research on the daily experience of living with knee OA. We aimed to offer insight into the beliefs of patients with knee OA about their illne... Read More about The experience of living with knee osteoarthritis: exploring illness and treatment beliefs through thematic analysis.