All Outputs (85)

COVID-19-associated hyperinflammation and escalation of patient care: a retrospective longitudinal cohort study (2020)
Journal Article
Manson, J. J., Crooks, C., Naja, M., Ledlie, A., Goulden, B., Liddle, T., …Tattersall, R. (2020). COVID-19-associated hyperinflammation and escalation of patient care: a retrospective longitudinal cohort study. The Lancet Rheumatology, 2(10), e594-e602. https://doi.org/10.1016/S2665-9913%2820%2930275-7

Background: A subset of patients with severe COVID-19 develop a hyperinflammatory syndrome, which might contribute to morbidity and mortality. This study explores a specific phenotype of COVID-19-associated hyperinflammation (COV-HI), and its associa... Read More about COVID-19-associated hyperinflammation and escalation of patient care: a retrospective longitudinal cohort study.

Health related quality of life in individuals at high risk of chronic liver disease: Impact of a community diagnostic pathway (2020)
Journal Article
Tildesley, Z., Chalmers, J., Harris, R., West, J., Guha, I. N., & Morling, J. R. (2020). Health related quality of life in individuals at high risk of chronic liver disease: Impact of a community diagnostic pathway. Public Health In Practice, 1, Article 100033. https://doi.org/10.1016/j.puhip.2020.100033

Objectives: There is a lack of understanding of health related quality of life (HRQoL) in chronic liver disease (CLD). With the rising prevalence of alcohol and obesity driven CLD, and the increasing ability to screen for fibrosis, it is important to... Read More about Health related quality of life in individuals at high risk of chronic liver disease: Impact of a community diagnostic pathway.

Risk of hepatocellular carcinoma in Danish outpatients with alcohol-related cirrhosis (2020)
Journal Article
Jepsen, P., Kraglund, F., West, J., Villadsen, G. E., Toft Sørensen, H., & Vilstrup, H. (2020). Risk of hepatocellular carcinoma in Danish outpatients with alcohol-related cirrhosis. Journal of Hepatology, 73(5), 1030-1036. https://doi.org/10.1016/j.jhep.2020.05.043

Background and aims: Accurate estimates of the risk of hepatocellular carcinoma (HCC) in patients with cirrhosis are important for clinical decisions about HCC surveillance. We described HCC risk among outpatients with alcoholic cirrhosis and contras... Read More about Risk of hepatocellular carcinoma in Danish outpatients with alcohol-related cirrhosis.

Incidence, prevalence and mortality of autoimmune hepatitis in England 1997-2015. A population-based cohort study (2020)
Journal Article
Grønbæk, L., Otete, H., Ban, L., Crooks, C., Card, T., Jepsen, P., & West, J. (2020). Incidence, prevalence and mortality of autoimmune hepatitis in England 1997-2015. A population-based cohort study. Liver International, 40(7), 1634-1644. https://doi.org/10.1111/liv.14480

© 2020 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd Background & Aims: There are few population-based studies of the incidence and mortality of autoimmune hepatitis. The burden of the disease and how it has changed over time have not... Read More about Incidence, prevalence and mortality of autoimmune hepatitis in England 1997-2015. A population-based cohort study.

Changes in the testing for and incidence of celiac disease in the UK 2005-2015: a population based cohort study (2019)
Journal Article
West, J., Otete, H., Sultan, A. A., & Crooks, C. J. (2019). Changes in the testing for and incidence of celiac disease in the UK 2005-2015: a population based cohort study. Epidemiology, 30(4), e23-e24. https://doi.org/10.1097/EDE.0000000000001006

The diagnosis rates of coeliac disease differ substantially between countries. Intriguingly, there has been recent evidence from Olmstead County, USA and Finland that in the last 5-10 years incidence has plateaued or even declined. In most population... Read More about Changes in the testing for and incidence of celiac disease in the UK 2005-2015: a population based cohort study.

Duration and Magnitude of Postoperative Risk of Venous Thromboembolism after Cholecystectomy: A Population-Based Cohort Study (2019)
Journal Article
Henry, M., Abdul-Sultan, A., Walker, A., West, J., & Humes, D. (2019). Duration and Magnitude of Postoperative Risk of Venous Thromboembolism after Cholecystectomy: A Population-Based Cohort Study. Digestive Surgery, 37(1), 32-38. https://doi.org/10.1159/000496435

Background: This study aimed to identify burden and risk of VTE associated with cholecystectomy in England. Methods: An historical cohort study of cholecystectomy patients from 2001-2011 was undertaken using linked primary (Clinical Practice... Read More about Duration and Magnitude of Postoperative Risk of Venous Thromboembolism after Cholecystectomy: A Population-Based Cohort Study.

Mortality in people with coeliac disease: long-term follow-up from a Scottish cohort (2018)
Journal Article
Quarpong, W., Card, T. R., West, J., Solaymani-Dodaran, M., Logan, R. F., & Grainge, M. J. (2019). Mortality in people with coeliac disease: long-term follow-up from a Scottish cohort. United European Gastroenterology Journal, 7(3), 377-387. https://doi.org/10.1177/2050640618814662

Background: Few studies have determined the very long-term mortality risks in adult and childhood-diagnosed coeliac disease. Objective: We quantified mortality risks in coeliac disease and determined whether age at diagnosis, or time following di... Read More about Mortality in people with coeliac disease: long-term follow-up from a Scottish cohort.

A validation study of the CirCom comorbidity score in an English cirrhosis population using the Clinical Practice Research Datalink (2018)
Journal Article
Crooks, C. J., West, J., & Jepson, P. (2018). A validation study of the CirCom comorbidity score in an English cirrhosis population using the Clinical Practice Research Datalink. Clinical Epidemiology, 2018:10, https://doi.org/10.2147/CLEP.S147535

Purpose: The CirCom score has been developed from Danish data as a specific measure of comorbidity for cirrhosis to predict all-cause mortality. We compared its performance with the Charlson Comorbidity Index (CCI) in an English cirrhosis population.... Read More about A validation study of the CirCom comorbidity score in an English cirrhosis population using the Clinical Practice Research Datalink.

Liver cirrhosis in England--an observational study: are we measuring its burden occurrence correctly? (2017)
Journal Article
Ratib, S., West, J., & Fleming, K. M. (2017). Liver cirrhosis in England--an observational study: are we measuring its burden occurrence correctly?. BMJ Open, 7(7), Article e013752. https://doi.org/10.1136/bmjopen-2016-013752

Objectives: Mortality due to liver disease (of which cirrhosis is the end‐stage) is increasing more than any other chronic condition in the UK. This study aims to demonstrate that (i) exclusive reliance on mortality rates may not reveal the true burd... Read More about Liver cirrhosis in England--an observational study: are we measuring its burden occurrence correctly?.

Mineral status in canine medial coronoid process disease: a cohort study using analysis of hair by mass spectrometry (2017)
Journal Article
Davies, M., West, J., Williams, C., & Gardner, D. S. (in press). Mineral status in canine medial coronoid process disease: a cohort study using analysis of hair by mass spectrometry. Veterinary Record, 180(18), https://doi.org/10.1136/vr.103953

In several species, developmental skeletal diseases involving abnormal endochondral ossification have been associated with imbalanced mineral intake. Hair analysis reflects long-term mineral status. To determine the mineral content of hair from dogs... Read More about Mineral status in canine medial coronoid process disease: a cohort study using analysis of hair by mass spectrometry.

Risk of hepatocellular carcinoma among individuals with different aetiologies of cirrhosis: a population-based cohort study (2017)
Journal Article
West, J., Card, T. R., Aithal, G. P., & Fleming, K. M. (2017). Risk of hepatocellular carcinoma among individuals with different aetiologies of cirrhosis: a population-based cohort study. Alimentary Pharmacology and Therapeutics, 45(7), 983-990. https://doi.org/10.1111/apt.13961

Background: Among patients with cirrhosis, only those determined to be at risk for hepatocellular carcinoma (HCC) should undergo surveillance. However, little is known about how different aetiologies of cirrhosis affect risk for HCC. Aim: To quantif... Read More about Risk of hepatocellular carcinoma among individuals with different aetiologies of cirrhosis: a population-based cohort study.

Meta-analysis of operative experiences of general surgery trainees during training (2016)
Journal Article
Elsey, E., Griffiths, G., Humes, D., & West, J. (in press). Meta-analysis of operative experiences of general surgery trainees during training. British Journal of Surgery, 104(1), https://doi.org/10.1002/bjs.10396

BACKGROUND: General surgical training curricula around the world set defined operative numbers to be achieved before completion of training. However, there are few studies reporting total operative experience in training. This systematic review aimed... Read More about Meta-analysis of operative experiences of general surgery trainees during training.

Development and validation of risk prediction model for venous thromboembolism in postpartum women: multinational cohort study (2016)
Journal Article
Sultan, A. A., West, J., Grainge, M. J., Riley, R. D., Tata, L. J., Stephansson, O., …Ludvigsson, J. F. (2016). Development and validation of risk prediction model for venous thromboembolism in postpartum women: multinational cohort study. BMJ, 355(i6253), https://doi.org/10.1136/bmj.i6253

Objective: To develop and validate a risk prediction model for venous thromboembolism in the first six weeks after delivery (early postpartum). Design: Cohort study. Setting: Records from England based Clinical Practice Research Datalink (CPRD)... Read More about Development and validation of risk prediction model for venous thromboembolism in postpartum women: multinational cohort study.

The use of a bayesian hierarchy to develop and validate a co-morbidity score to predict mortality for linked primary and secondary care data from the NHS in England (2016)
Journal Article
Crooks, C. J., Card, T. R., & West, J. (2016). The use of a bayesian hierarchy to develop and validate a co-morbidity score to predict mortality for linked primary and secondary care data from the NHS in England. PLoS ONE, 11(10), 1-16. https://doi.org/10.1371/journal.pone.0165507

Background: We have assessed whether the linkage between routine primary and secondary care records provided an opportunity to develop an improved population based co-morbidity score with the combined information on co-morbidities from both health ca... Read More about The use of a bayesian hierarchy to develop and validate a co-morbidity score to predict mortality for linked primary and secondary care data from the NHS in England.

The risk of community-acquired pneumonia among 9803 patients with coeliac disease compared to the general population: a cohort study (2016)
Journal Article
Zingone, F., Abdul Sultan, A., Crooks, C. J., Tata, L. J., Ciacci, C., & West, J. (in press). The risk of community-acquired pneumonia among 9803 patients with coeliac disease compared to the general population: a cohort study. Alimentary Pharmacology and Therapeutics, 44(1), https://doi.org/10.1111/apt.13652

Background: Patients with coeliac disease are considered as individuals for whom pneumococcal vaccination is advocated. Aim: To quantify the risk of community-acquired pneumonia among patients with coeliac disease, assessing whether vaccination ag... Read More about The risk of community-acquired pneumonia among 9803 patients with coeliac disease compared to the general population: a cohort study.

Calculating total health service utilisation and costs from routinely collected electronic health records using the example of patients with irritable bowel syndrome before and after their first gastroenterology appointment (2015)
Journal Article
Canavan, C., West, J., & Card, T. R. (in press). Calculating total health service utilisation and costs from routinely collected electronic health records using the example of patients with irritable bowel syndrome before and after their first gastroenterology appointment. PharmacoEconomics, 34(2), https://doi.org/10.1007/s40273-015-0339-y

INTRODUCTION: Health economic models are increasingly important in funding decisions but most are based on data, which may therefore not represent the general population. We sought to establish the potential of real-world data available within the Cl... Read More about Calculating total health service utilisation and costs from routinely collected electronic health records using the example of patients with irritable bowel syndrome before and after their first gastroenterology appointment.

Change in quality of life for patients with irritable bowel syndrome following referral to a gastroenterologist: a cohort study (2015)
Journal Article
Canavan, C., West, J., & Card, T. R. (2015). Change in quality of life for patients with irritable bowel syndrome following referral to a gastroenterologist: a cohort study. PLoS ONE, 10(10), Article e0139389. https://doi.org/10.1371/journal.pone.0139389

BACKGROUND: Irritable bowel syndrome (IBS), a chronic functional condition, considerably reduces quality of life (QoL) and referral to gastroenterology is common. Until now, however, the impact of seeing a gastroenterologist for IBS on patients’ QoL... Read More about Change in quality of life for patients with irritable bowel syndrome following referral to a gastroenterologist: a cohort study.

Variation in the risk of venous thromboembolism following colectomy (2015)
Journal Article
Humes, D., Walker, A., Blackwell, J., Hunt, B., & West, J. (2015). Variation in the risk of venous thromboembolism following colectomy. British Journal of Surgery, 102(13), https://doi.org/10.1002/bjs.9923

Background: Guidelines recommend extended thromboprophylaxis following colectomy for malignant disease, but not for non-malignant disease. The aim of this study was to determine absolute and relative rates of venous thromboembolism (VTE) following co... Read More about Variation in the risk of venous thromboembolism following colectomy.

Causes of death in people with coeliac disease in England compared with the general population: a competing risk analysis (2015)
Journal Article
Abdul Sultan, A., Crooks, C. J., Card, T. R., Tata, L. J., Fleming, K. M., & West, J. (2015). Causes of death in people with coeliac disease in England compared with the general population: a competing risk analysis. Gut, 64(8), https://doi.org/10.1136/gutjnl-2014-308285

INTRODUCTION: Quantifying excess cause-specific mortality among people with coeliac disease (CD) compared with the general population accounting for competing risks will allow accurate information to be given on risk of death from specific causes.... Read More about Causes of death in people with coeliac disease in England compared with the general population: a competing risk analysis.

A comparison of the recording of comorbidity in primary and secondary care by using the Charlson Index to predict short-term and long-term survival in a routine linked data cohort (2015)
Journal Article
Crooks, C. J., West, J., & Card, T. R. (2015). A comparison of the recording of comorbidity in primary and secondary care by using the Charlson Index to predict short-term and long-term survival in a routine linked data cohort. BMJ Open, 5(6), Article e007974. https://doi.org/10.1136/bmjopen-2015-007974

OBJECTIVE: Hospital admission records provide snapshots of clinical histories for a subset of the population admitted to hospital. In contrast, primary care records provide continuous clinical histories for complete populations, but might lack detail... Read More about A comparison of the recording of comorbidity in primary and secondary care by using the Charlson Index to predict short-term and long-term survival in a routine linked data cohort.