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Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study (2024)
Journal Article
Kalenderski, K., Dubern, J., Lewis-Lloyd, C., Jeffery, N., Heeb, S., Irvine, D. J., …Williams, P. (2024). Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study. Journal of Urology Open PLus, 2(1), Article e00005. https://doi.org/10.1097/JU9.0000000000000097

Purpose: Biofilm formation and biomineralization on urinary catheters may cause severe complications including infection and obstruction. Here, we describe an in vitro evaluation and prospective pilot clinical study of a silicone catheter coated with... Read More about Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study.

‘Low’ faecal immunochemical test (FIT) colorectal cancer: a 4-year comparison of the Nottingham ‘4F’ protocol with FIT10 in symptomatic patients (2024)
Journal Article
Bailey, J. A., Morton, A. J., Jones, J., Chapman, C. J., Oliver, S., Morling, J. R., …Banerjea, A. (2024). ‘Low’ faecal immunochemical test (FIT) colorectal cancer: a 4-year comparison of the Nottingham ‘4F’ protocol with FIT10 in symptomatic patients. Colorectal Disease, 26(2), 309-316. https://doi.org/10.1111/codi.16848

Aim The aim of this work was to evaluate colorectal cancer (CRC) outcomes after ‘low’ (sub-threshold) faecal immunochemical test (FIT) results in symptomatic patients tested in primary care. Method This work comprised a retrospective audit of 3... Read More about ‘Low’ faecal immunochemical test (FIT) colorectal cancer: a 4-year comparison of the Nottingham ‘4F’ protocol with FIT10 in symptomatic patients.

‘Low’ faecal immunochemical test (FIT) colorectal cancer: a 4-year comparison of the Nottingham ‘4F’ protocol with FIT10 in symptomatic patients (2024)
Journal Article
Bailey, J. A., Morton, A. J., Jones, J., Oliver, S., Morling, J. R., Patel, H., …Banergee, A. (2024). ‘Low’ faecal immunochemical test (FIT) colorectal cancer: a 4-year comparison of the Nottingham ‘4F’ protocol with FIT10 in symptomatic patients. Colorectal Disease, 26(2), 309-316. https://doi.org/10.1111/codi.16848

Aim: To evaluate colorectal cancer outcomes after “low” (sub-threshold) Faecal Immunochemical Test (FIT) results in symptomatic patients tested in primary care. Method: Retrospective audit of 35,289 patients with FIT results, having consulte... Read More about ‘Low’ faecal immunochemical test (FIT) colorectal cancer: a 4-year comparison of the Nottingham ‘4F’ protocol with FIT10 in symptomatic patients.

Temporal trends and patterns in initial opioid prescriptions after hospital discharge following colectomy in England over 10 years (2023)
Journal Article
Baamer, R. M., Humes, D. J., Toh, L. S., Knaggs, R. D., Lobo, D. N., Arabia, S., & Greenfield, D. (2023). Temporal trends and patterns in initial opioid prescriptions after hospital discharge following colectomy in England over 10 years. BJS Open, 7(6), Article zrad136. https://doi.org/10.1093/bjsopen/zrad136

Background While opioid analgesics are often necessary for the management of acute postoperative pain, appropriate prescribing practices are crucial to avoid harm. The aim was to investigate the changes in the proportion of people receiving initial... Read More about Temporal trends and patterns in initial opioid prescriptions after hospital discharge following colectomy in England over 10 years.

Regional variations and deprivation are linked to poorer access to laparoscopic and robotic colorectal surgery: a national study in England (2023)
Journal Article
Morton, A. J., Simpson, A., & Humes, D. J. (2024). Regional variations and deprivation are linked to poorer access to laparoscopic and robotic colorectal surgery: a national study in England. Techniques in Coloproctology, 28(1), Article 9. https://doi.org/10.1007/s10151-023-02874-3

Background: Laparoscopic and now robotic colorectal surgery has rapidly increased in prevalence; however, little is known about how uptake varies by region and sociodemographics. The aim of this study was to quantify the uptake of minimally invasive... Read More about Regional variations and deprivation are linked to poorer access to laparoscopic and robotic colorectal surgery: a national study in England.

Sociodemographic Variations in the Uptake of Faecal Immunochemical Tests in Primary Care (2023)
Journal Article
Bailey, J. A., Morton, A. J., Jones, J., Chapman, C. J., Oliver, S., Morling, J. R., …Humes, D. J. (2023). Sociodemographic Variations in the Uptake of Faecal Immunochemical Tests in Primary Care. British Journal of General Practice, 73(736), e843-e849. https://doi.org/10.3399/bjgp.2023.0033

Background: Faecal Immunochemical Testing (FIT) usage for symptomatic patients is increasing, but variations in use by sociodemographics are unknown. We introduced FIT for symptomatic patients in November 2017. Aim: Identify whether demographics, eth... Read More about Sociodemographic Variations in the Uptake of Faecal Immunochemical Tests in Primary Care.

Outcomes after emergency appendicectomy in patients with liver cirrhosis: a population-based cohort study from England (2023)
Journal Article
Adiamah, A., Rashid, A., Crooks, C. J., Hammond, J. S., Jepsen, P., West, J., & Humes, D. J. (2023). Outcomes after emergency appendicectomy in patients with liver cirrhosis: a population-based cohort study from England. Langenbeck's Archives of Surgery, 408, Article 362. https://doi.org/10.1007/s00423-023-03072-3

Introduction The mortality risk after appendicectomy in patients with liver cirrhosis is predicted to be higher than in the general population given the associated risk of perioperative bleeding, infections and liver decompensation. This population-... Read More about Outcomes after emergency appendicectomy in patients with liver cirrhosis: a population-based cohort study from England.

Understanding colorectal cancer risk for symptomatic patients in primary care: A cohort study utilising faecal immunochemical tests and blood results in England (2023)
Journal Article
Crooks, C. J., Banerjea, A., Jones, J., Chapman, C., Oliver, S., West, J., & Humes, D. J. (2023). Understanding colorectal cancer risk for symptomatic patients in primary care: A cohort study utilising faecal immunochemical tests and blood results in England. Alimentary Pharmacology and Therapeutics, 58(4), 443-452. https://doi.org/10.1111/apt.17632

Background: A faecal immunochemical tests (FIT) cut-off of ≥10 μg Hb/g faeces is now recommended in the UK as a gateway to urgent (suspected cancer) investigation for colorectal cancer (CRC), based on an expected CRC risk threshold of 3%. Aims: To qu... Read More about Understanding colorectal cancer risk for symptomatic patients in primary care: A cohort study utilising faecal immunochemical tests and blood results in England.

Predictors of persistent postoperative opioid use following colectomy: a population‐based cohort study from England (2023)
Journal Article
Baamer, R. M., Humes, D. J., Toh, L. S., Knaggs, R. D., & Lobo, D. N. (2023). Predictors of persistent postoperative opioid use following colectomy: a population‐based cohort study from England. Anaesthesia, 78(9), 1081-1092. https://doi.org/10.1111/anae.16055

This retrospective cohort study on adults undergoing colectomy from 2010 to 2019 used linked primary (Clinical Practice Research Datalink), and secondary (Hospital Episode Statistics) care data to determine the prevalence of persistent postoperative... Read More about Predictors of persistent postoperative opioid use following colectomy: a population‐based cohort study from England.

Risk of osteopaenia, osteoporosis and osteoporotic fractures in patients with chronic pancreatitis: A systematic review and meta-analysis (2023)
Journal Article
Koh, A., Oyende, O., Humes, D. J., & Lobo, D. N. (2023). Risk of osteopaenia, osteoporosis and osteoporotic fractures in patients with chronic pancreatitis: A systematic review and meta-analysis. Clinical Nutrition, 42(7), 1086-1094. https://doi.org/10.1016/j.clnu.2023.05.019

Background & aims: Chronic pancreatitis results in irreversible pancreatic dysfunction and malnutrition which, alongside excess alcohol intake, can increase the risk of low bone density. Osteoporosis increases the risk of fractures and chronic bone p... Read More about Risk of osteopaenia, osteoporosis and osteoporotic fractures in patients with chronic pancreatitis: A systematic review and meta-analysis.

Venous thromboembolism following colectomy for diverticular disease: an English population-based cohort study (2023)
Journal Article
Yapa, A. K. D. S., Humes, D. J., Crooks, C. . J., & Lewis-Lloyd, C. A. (2023). Venous thromboembolism following colectomy for diverticular disease: an English population-based cohort study. Langenbeck's Archives of Surgery, 408, Article 203. https://doi.org/10.1007/s00423-023-02920-6

Aim This study reports venous thromboembolism (VTE) rates following colectomy for diverticular disease to explore the magnitude of postoperative VTE risk in this population and identify high risk subgroups of interest. Method English national c... Read More about Venous thromboembolism following colectomy for diverticular disease: an English population-based cohort study.

O087 Predictors of persistent opioid use after discharge following colectomy: a population-based cohort study from England (2023)
Journal Article
Baamer, R., Humes, D., Toh, L., Knaggs, R., & Lobo, D. (2023). O087 Predictors of persistent opioid use after discharge following colectomy: a population-based cohort study from England. British Journal of Surgery, 110(Supplement 3), Article znad101.087. https://doi.org/10.1093/bjs/znad101.087

Introduction Little is known regarding whether opioid prescriptions following colectomy lead to persistent use. We aimed to determine the prevalence of persistent post-discharge opioid use following colectomy, stratified by preadmission opioid exposu... Read More about O087 Predictors of persistent opioid use after discharge following colectomy: a population-based cohort study from England.

O128 Time trends in opioid prescribing after discharge following colectomy in England: a cross-sectional study (2023)
Journal Article
Baamer, R., Humes, D., Toh, L., Knaggs, R., & Lobo, D. (2023). O128 Time trends in opioid prescribing after discharge following colectomy in England: a cross-sectional study. British Journal of Surgery, 110(Supplement 3), Article znad101.128. https://doi.org/10.1093/bjs/znad101.128

Introduction Opioid prescribing patterns after discharge following colectomy within a population from England are not well characterised. This study aimed to report changes in opioid prescribing prevalence, formulation choices and opioid analgesics o... Read More about O128 Time trends in opioid prescribing after discharge following colectomy in England: a cross-sectional study.

Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation (2023)
Journal Article
Dubern, J. F., Hook, A. L., Carabelli, A. M., Chang, C. Y., Lewis-Lloyd, C. A., Luckett, J. C., …Williams, P. (2023). Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation. Science Advances, 9(4), Article eadd7474. https://doi.org/10.1126/sciadv.add7474

Innovative approaches to prevent catheter-associated urinary tract infections (CAUTIs) are urgently required. Here, we describe the discovery of an acrylate copolymer capable of resisting single- and multispecies bacterial biofilm formation, swarming... Read More about Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation.

Patient and Public Involvement and Engagement for PhD Students (2023)
Working Paper
Gladman, J. R. F., Stocks, J., Phillips, B., Horobin, A., Wragg, A., Mundey, M., …Humes, D. (2022). Patient and Public Involvement and Engagement for PhD Students

This paper aims to provide useful advice regarding the development of skills for patient and public involvement and engagement (PPIE) in research. The authors of this paper comprise experienced PhD supervisors and trainers, researchers leading PPIE a... Read More about Patient and Public Involvement and Engagement for PhD Students.

The Impact of COVID-19 on Lung Cancer Incidence in England: Analysis of the National Lung Cancer Audit 2019 and 2020 Rapid Cancer Registration Datasets (2023)
Journal Article
Gysling, S., Morgan, H., Ifesemen, O. S., West, D., Conibear, J., Navani, N., …Hubbard, R. (2023). The Impact of COVID-19 on Lung Cancer Incidence in England: Analysis of the National Lung Cancer Audit 2019 and 2020 Rapid Cancer Registration Datasets. Chest, 163(6), 1599-1607. https://doi.org/10.1016/j.chest.2023.01.008

Background: The COVID-19 pandemic has caused significant disruption to health-care services and delivery worldwide. The impact of the pandemic and associated national lockdowns on lung cancer incidence in England have yet to be assessed. Research Que... Read More about The Impact of COVID-19 on Lung Cancer Incidence in England: Analysis of the National Lung Cancer Audit 2019 and 2020 Rapid Cancer Registration Datasets.

Long-term adverse effects and healthcare burden of rectal cancer radiotherapy: systematic review and meta-analysis (2022)
Journal Article
Morton, A. J., Rashid, A., Shim, J. S., West, J., Humes, D. J., & Grainge, M. J. (2023). Long-term adverse effects and healthcare burden of rectal cancer radiotherapy: systematic review and meta-analysis. ANZ Journal of Surgery, 93(1-2), 42-53. https://doi.org/10.1111/ans.18059

Background: As rectal cancer survival increases, more patients survive with potentially severe, long-term gastrointestinal and genitourinary complications from radiotherapy. The burden of these complications for patients and healthcare services is un... Read More about Long-term adverse effects and healthcare burden of rectal cancer radiotherapy: systematic review and meta-analysis.

The Duration and Magnitude of Postdischarge Venous Thromboembolism Following Colectomy (2022)
Journal Article
Lewis-Lloyd, C. A., Humes, D. J., West, J., Peacock, O., & Crooks, C. J. (2022). The Duration and Magnitude of Postdischarge Venous Thromboembolism Following Colectomy. Annals of Surgery, 276(3), E177-E184. https://doi.org/10.1097/SLA.0000000000005563

Objective: To assess the impact of current guidelines by reporting weekly postoperative postdischarge venous thromboembolism (VTE) rates. Summary Background Data: Disparity exists between the postoperative thromboprophylaxis duration colectomy patien... Read More about The Duration and Magnitude of Postdischarge Venous Thromboembolism Following Colectomy.

Time Trends in the Incidence Rates of Venous Thromboembolism Following Colorectal Resection by Indication and Operative Technique (2022)
Journal Article
Lewis-Lloyd, C. A., Crooks, C. J., West, J., Peacock, O., & Humes, D. J. (2022). Time Trends in the Incidence Rates of Venous Thromboembolism Following Colorectal Resection by Indication and Operative Technique. Colorectal Disease, 24(11), 1405-1415. https://doi.org/10.1111/codi.16233

Aim It is important for patient safety to assess if international changes in perioperative care, such as focus on venous thromboembolism (VTE) prevention and minimally invasive surgery have reduced the high post colectomy VTE risks previously report... Read More about Time Trends in the Incidence Rates of Venous Thromboembolism Following Colorectal Resection by Indication and Operative Technique.

Differences in progression by surgical specialty: A national cohort study (2022)
Journal Article
Hope, C., Lund, J., Griffiths, G., & Humes, D. (2022). Differences in progression by surgical specialty: A national cohort study. BMJ Open, 12(2), Article e053391. https://doi.org/10.1136/bmjopen-2021-053391

The aim of surgical training across the 10 surgical specialties is to produce competent day 1 consultants. Progression through training in the UK is assessed by the Annual Review of Competency Progression (ARCP). Objective This study aimed to examine... Read More about Differences in progression by surgical specialty: A national cohort study.

Planned surgery in the COVID-19 pandemic: a prospective cohort study from Nottingham (2021)
Journal Article
Catton, J., Banerjea, A., Gregory, S., Hall, C., Crooks, C., Lewis-Lloyd, C., …Humes, D. (2021). Planned surgery in the COVID-19 pandemic: a prospective cohort study from Nottingham. Langenbeck's Archives of Surgery, 406, 2469-2477. https://doi.org/10.1007/s00423-021-02207-8

Purpose Globally planned surgical procedures have been deferred during the current COVID-19 pandemic. The study aimed to report the outcomes of planned urgent and cancer cases during the current pandemic using a multi-disciplinary prioritisation gro... Read More about Planned surgery in the COVID-19 pandemic: a prospective cohort study from Nottingham.

Faecal immunochemical testing and blood tests for prioritization of urgent colorectal cancer referrals in symptomatic patients: a 2-year evaluation (2021)
Journal Article
Bailey, J. A., Weller, J., Chapman, C., Ford, A., Hardy, K., Oliver, S., …Banerjea, A. (2021). Faecal immunochemical testing and blood tests for prioritization of urgent colorectal cancer referrals in symptomatic patients: a 2-year evaluation. BJS Open, 5(2), Article zraa056. https://doi.org/10.1093/bjsopen/zraa056

Background A novel pathway incorporating faecal immunochemical testing (FIT) for rapid colorectal cancer diagnosis (RCCD) was introduced in 2017. This paper reports on the service evaluation after 2 years of pathway implementation. Methods The R... Read More about Faecal immunochemical testing and blood tests for prioritization of urgent colorectal cancer referrals in symptomatic patients: a 2-year evaluation.

Outcomes after non-operative management of perforated diverticular disease: a population-based cohort study (2021)
Journal Article
Adiamah, A., Ban, L., Otete, H., Crooks, C. J., West, J., & Humes, D. J. (2021). Outcomes after non-operative management of perforated diverticular disease: a population-based cohort study. BJS Open, 5(2), https://doi.org/10.1093/bjsopen/zraa073

BACKGROUND: The management of perforated diverticular disease has changed in the past 10 years with a move towards less surgical intervention. This population-based cohort study aimed to define the risk of death and readmission following non-operativ... Read More about Outcomes after non-operative management of perforated diverticular disease: a population-based cohort study.

Choice of faecal immunochemical test matters: comparison of OC-Sensor and HM-JACKarc, in the assessment of patients at high risk of colorectal cancer (2020)
Journal Article
Chapman, C. J., Banerjea, A., Humes, D. J., Allen, J., Oliver, S., Ford, A., …Morling, J. R. (2021). Choice of faecal immunochemical test matters: comparison of OC-Sensor and HM-JACKarc, in the assessment of patients at high risk of colorectal cancer. Clinical Chemistry and Laboratory Medicine, 59(4), 721-728. https://doi.org/10.1515/cclm-2020-1170

Objectives: Currently NICE recommends the use of faecal immunochemical test (FIT) at faecal haemoglobin concentrations (f-Hb) of 10 μg Hb/g faeces to stratify for colorectal cancer (CRC) risk in symptomatic populations. This f-Hb cut-off is advised a... Read More about Choice of faecal immunochemical test matters: comparison of OC-Sensor and HM-JACKarc, in the assessment of patients at high risk of colorectal cancer.

Factors Associated with Attrition and Performance Throughout Surgical Training: A Systematic Review and Meta-Analysis (2020)
Journal Article
Hope, C., Reilly, J., Griffiths, G., Lund, J., & Humes, D. (2021). Factors Associated with Attrition and Performance Throughout Surgical Training: A Systematic Review and Meta-Analysis. World Journal of Surgery, 45, 429-442

Background Attrition within surgical training is a challenge. In the USA, attrition rates are as high as 20-26%. The factors predicting attrition are not well known. The aim of this systematic review is to identify factors that influence attrition or... Read More about Factors Associated with Attrition and Performance Throughout Surgical Training: A Systematic Review and Meta-Analysis.

Mortality after extrahepatic gastrointestinal and abdominal wall surgery in patients with alcoholic liver disease: A systematic review and meta-analysis (2020)
Journal Article
Adiamah, A., Ban, L., Hammond, J., Jepsen, P., West, J., & Humes, D. .. (2020). Mortality after extrahepatic gastrointestinal and abdominal wall surgery in patients with alcoholic liver disease: A systematic review and meta-analysis. Alcohol and Alcoholism, 55(5), 497–511. https://doi.org/10.1093/alcalc/agaa043

Aims: This meta-analysis aimed to define the perioperative risk of mortality in patients with alcoholic liver disease (ALD) undergoing extrahepatic gastrointestinal surgery. Methods: Systematic searches of Embase, Medline and CENTRAL were undertak... Read More about Mortality after extrahepatic gastrointestinal and abdominal wall surgery in patients with alcoholic liver disease: A systematic review and meta-analysis.

GP access to FIT increases the proportion of colorectal cancers detected on urgent pathways in symptomatic patients in Nottingham (2020)
Journal Article
Bailey, J., Khawaja, A., Andrews, H., Weller, J., Chapman, C., Morling, J., …Banerjea, A. (2021). GP access to FIT increases the proportion of colorectal cancers detected on urgent pathways in symptomatic patients in Nottingham. Surgeon, 19(2), 93-102. https://doi.org/10.1016/j.surge.2020.03.002

Objective Service evaluation of GP access to Faecal Immunochemical Test (FIT) for colorectal cancer (CRC) detection in Nottinghamshire and use of FIT for “rule out”, “rule in” and “first test selection”. Design Retrospective audit of FIT results... Read More about GP access to FIT increases the proportion of colorectal cancers detected on urgent pathways in symptomatic patients in Nottingham.

Hyperosmolar dehydration: a predictor of kidney injury and outcome in hospitalised older adults (2019)
Journal Article
El-Sharkawy, A. M., Devonald, M. A. J., Humes, D. J., Sahota, O., & Lobo, D. N. (2020). Hyperosmolar dehydration: a predictor of kidney injury and outcome in hospitalised older adults. Clinical Nutrition, 39(8), P2593-2599. https://doi.org/10.1016/j.clnu.2019.11.030

© 2019 The Author(s) Background & aims: Hospitalised older adults are vulnerable to dehydration. However, the prevalence of hyperosmolar dehydration (HD) and its impact on outcome is unknown. Serum osmolality is not measured routinely but osmolarity,... Read More about Hyperosmolar dehydration: a predictor of kidney injury and outcome in hospitalised older adults.

A pilot study of visceral fat and its association with adipokines, stool calprotectin and symptoms in patients with diverticulosis (2019)
Journal Article
Murray, K., Hoad, C., Garratt, J., Kaviani, M., Marciani, L., Smith, J., …Spiller, R. (2019). A pilot study of visceral fat and its association with adipokines, stool calprotectin and symptoms in patients with diverticulosis. PLoS ONE, 14(5), Article e0216528. https://doi.org/10.1371/journal.pone.0216528

Background Complications of diverticular disease are increasingly common, possibly linked to increasing obesity. Visceral fat could contribute to the development of symptomatic diverticular disease through its pro-inflammatory effects. Objective... Read More about A pilot study of visceral fat and its association with adipokines, stool calprotectin and symptoms in patients with diverticulosis.

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.

A systematic review of population-based studies examining outcomes in primary retroperitoneal sarcoma surgery (2019)
Journal Article
Peacock, O., Patel, S., Simpson, J. A., Walter, C. J., & Humes, D. J. (2019). A systematic review of population-based studies examining outcomes in primary retroperitoneal sarcoma surgery. Surgical Oncology, 29, 53-63. https://doi.org/10.1016/j.suronc.2019.03.002

Retroperitoneal sarcomas (RPS) are rare mesenchymal tumours. Their rarity challenges our ability to understand expected outcomes. The aim of this systematic review was to examine 30-day morbidity and mortality, overall survival rates and prognostic p... Read More about A systematic review of population-based studies examining outcomes in primary retroperitoneal sarcoma surgery.

A service evaluation of FIT and anaemia for risk stratification in the two week wait pathway for colorectal cancer (2019)
Journal Article
Chapman, C., Bunce, J., Oliver, S., Ng, O., Tangri, A., Rogers, R., …Banerjea, A. (2019). A service evaluation of FIT and anaemia for risk stratification in the two week wait pathway for colorectal cancer. BJS Open, 3(3), 395-402. https://doi.org/10.1002/bjs5.50131

Introduction: New national guidance on urgent referral for investigation for Colorectal Cancer (CRC) included faecal occult blood testing in 2015. We evaluated faecal immunochemical testing (FIT) and anaemia as risk stratification tools in symptomati... Read More about A service evaluation of FIT and anaemia for risk stratification in the two week wait pathway for colorectal cancer.

Changing autonomy in operative experience through UK general surgery training: a national cohort study (2018)
Journal Article
Elsey, E. J., Griffiths, G., West, J., & Humes, D. J. (2019). Changing autonomy in operative experience through UK general surgery training: a national cohort study. Annals of Surgery, 269(3), 399-406. https://doi.org/10.1097/sla.0000000000003032

Objectives:To determine the operative experience of UK general surgery trainees and assess the changing procedural supervision and acquisition of competency assessments through the course of training. Background Summary Data: Competency assessment... Read More about Changing autonomy in operative experience through UK general surgery training: a national cohort study.

Time out of general surgery specialty training in the UK: a national database study (2018)
Journal Article
Elsey, E. J., West, J., Griffiths, G., & Humes, D. J. (2019). Time out of general surgery specialty training in the UK: a national database study. Journal of Surgical Education, 76(1), 55-64. https://doi.org/10.1016/j.jsurg.2018.06.011

Objective General surgery specialty training in the United Kingdom takes 6 years and allows trainees to take time out of training. Studies from the United States have highlighted an increasing trend for taking time out of surgical training for res... Read More about Time out of general surgery specialty training in the UK: a national database study.

Duration and magnitude of postoperative risk of venous thromboembolism after planned inguinal hernia repair in men: a population-based cohort study (2018)
Journal Article
Humes, D., Abdul-Sultan, A., Walker, A. J., Ludvigsson, J. F., & West, J. (in press). Duration and magnitude of postoperative risk of venous thromboembolism after planned inguinal hernia repair in men: a population-based cohort study. Hernia, https://doi.org/10.1007/s10029-017-1716-6

Purpose Little is known regarding the magnitude and timing of the risk of VTE following inguinal hernia surgery. We aimed to determine the absolute and relative rates of venous thromboembolism (VTE) following planned inguinal hernia repair. Methods... Read More about Duration and magnitude of postoperative risk of venous thromboembolism after planned inguinal hernia repair in men: 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.

Adverse pregnancy outcomes among women with inflammatory bowel disease: a population based study from England (2016)
Journal Article
Abdul Sultan, A., West, J., Ban, L., Humes, D., Tata, L. J., Fleming, K. M., …Card, T. R. (2016). Adverse pregnancy outcomes among women with inflammatory bowel disease: a population based study from England. Inflammatory Bowel Diseases, 22(7), 1621-1630. https://doi.org/10.1097/MIB.0000000000000802

Background: There is limited contemporary population based evidence on adverse birth outcomes and pregnancy related complications for women with inflammatory bowel disease (IBD). This study provides such estimates of these risks and assesses variatio... Read More about Adverse pregnancy outcomes among women with inflammatory bowel disease: a population based study from England.

Contemporary review of risk-stratified management in acute uncomplicated and complicated diverticulitis (2016)
Journal Article
Boermeester, M. A., Humes, D., Velmahos, G. C., & Søreide, K. (in press). Contemporary review of risk-stratified management in acute uncomplicated and complicated diverticulitis. World Journal of Surgery, 40(10), https://doi.org/10.1007/s00268-016-3560-8

BACKGROUND: Acute colonic diverticulitis is a common clinical condition. Severity of the disease is based on clinical, laboratory, and radiological investigations and dictates the need for medical or surgical intervention. Recent clinical trials have... Read More about Contemporary review of risk-stratified management in acute uncomplicated and complicated diverticulitis.

Anticipation of thermal pain in diverticular disease (2016)
Journal Article
Smith, J. K., Marciani, L., Humes, D. J., Francis, S. T., Gowland, P. A., & Spiller, R. C. (2016). Anticipation of thermal pain in diverticular disease. Neurogastroenterology and Motility, 28(6), https://doi.org/10.1111/nmo.12790

Background The relative importance of peripheral nerve injury or differences in central pain processing in painful diverticular disease (DD) is unclear. Functional MRI has demonstrated changes in the anticipation of pain in irritable bowel syndrom... Read More about Anticipation of thermal pain in diverticular disease.

Smoking and the risk of hospitalization for symptomatic diverticular disease: a population-based cohort study from Sweden (2016)
Journal Article
Humes, D., Ludvigsson, J. F., & Jarvholm, B. (2016). Smoking and the risk of hospitalization for symptomatic diverticular disease: a population-based cohort study from Sweden. Diseases of the Colon and Rectum, 59(2), https://doi.org/10.1097/dcr.0000000000000515

BACKGROUND: Current studies reporting on the risk of smoking and development of symptomatic diverticular disease have reported conflicting results. OBJECTIVE: The aim of this study was to investigate the association between smoking and symptomati... Read More about Smoking and the risk of hospitalization for symptomatic diverticular disease: a population-based cohort study from Sweden.

Risk of symptomatic venous thromboembolism following emergency appendicectomy in adults (2016)
Journal Article
Humes, D., Walker, A. J., Hunt, B., Sultan, A. A., Ludvigsson, J. F., & West, J. (2016). Risk of symptomatic venous thromboembolism following emergency appendicectomy in adults. British Journal of Surgery, 103(4), 443-450. https://doi.org/10.1002/bjs.10091

BACKGROUND: Appendicectomy is the commonest intra-abdominal emergency surgical procedure, and little is known regarding the magnitude and timing of the risk of venous thromboembolism (VTE) after surgery. This study aimed to determine absolute and rel... Read More about Risk of symptomatic venous thromboembolism following emergency appendicectomy in adults.

Defining venous thromboembolism and measuring its incidence using Swedish health registries: a nationwide pregnancy cohort study (2015)
Journal Article
Abdul Sultan, A., West, J., Stephansson, O., Grainge, M. J., Tata, L. J., Fleming, K. M., …Ludvigsson, J. F. (2015). Defining venous thromboembolism and measuring its incidence using Swedish health registries: a nationwide pregnancy cohort study. BMJ Open, 5(11), Article e008864. https://doi.org/10.1136/bmjopen-2015-008864

Objective: To accurately define venous thromboembolism (VTE) in the routinely collected Swedish health registers and quantify its incidence in and around pregnancy. Study design: Cohort study using data from the Swedish Medical Birth Registry (MBR)... Read More about Defining venous thromboembolism and measuring its incidence using Swedish health registries: a nationwide pregnancy 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.

Decreased fertility rates in 9639 women diagnosed with inflammatory bowel disease: a United Kingdom population-based cohort study (2015)
Journal Article
Ban, L., Tata, L. J., Humes, D., Fiaschi, L., & Card, T. R. (2015). Decreased fertility rates in 9639 women diagnosed with inflammatory bowel disease: a United Kingdom population-based cohort study. Alimentary Pharmacology and Therapeutics, 42(7), https://doi.org/10.1111/apt.13354

Background: Clinical studies have reported reduced fertility in women with inflammatory bowel disease (IBD). Aim: To compare fertility rates in women with IBD to those in women without IBD and assess whether the relative fertility differed followi... Read More about Decreased fertility rates in 9639 women diagnosed with inflammatory bowel disease: a United Kingdom population-based cohort study.

Risk of venous thromboembolism in children after general surgery (2015)
Journal Article
Humes, D. J., Nordenskjöld, A., Walker, A. J., West, J., & Ludvigsson, J. F. (in press). Risk of venous thromboembolism in children after general surgery. Journal of Pediatric Surgery, 50(11), https://doi.org/10.1016/j.jpedsurg.2015.05.010

Background/purpose: The purpose of the study was to determine absolute and relative rates of venous thromboembolism (VTE) following general surgical procedures in children compared to the general population. Methods: We analyzed data from all pat... Read More about Risk of venous thromboembolism in children after general surgery.

Risk of acute appendicitis in and around pregnancy: a population-based cohort study from England (2015)
Journal Article
Zingone, F., Sultan, A. A., Humes, D., & West, J. (2015). Risk of acute appendicitis in and around pregnancy: a population-based cohort study from England. Annals of Surgery, 261(2), https://doi.org/10.1097/sla.0000000000000780

Objective: To determine the absolute and relative risk of acute appendicitis during the antepartum and postpartum periods compared with the time outside pregnancy among women of childbearing age. Background: Acute appendicitis is the most common... Read More about Risk of acute appendicitis in and around pregnancy: a population-based cohort study from England.

Variation in the risk of venous thromboembolism in people with colorectal cancer: a population-based cohort study from England (2014)
Journal Article
Walker, A., West, J., Card, T. R., Humes, D., & Grainge, M. J. (2014). Variation in the risk of venous thromboembolism in people with colorectal cancer: a population-based cohort study from England. Journal of Thrombosis and Haemostasis, 12(5), https://doi.org/10.1111/jth.12533

BACKGROUND: Patients with colorectal cancer are at high risk of developing venous thromboembolism (VTE), and recent international guidelines have advised extended prophylaxis for some of these patients following surgery or during chemotherapy. Howeve... Read More about Variation in the risk of venous thromboembolism in people with colorectal cancer: a population-based cohort study from England.

Intestinal ischemia following laparoscopic surgery: a case series (2013)
Journal Article
Al-Khyatt, W., Thomas, J. D., Humes, D. J., & Lobo, D. N. (2013). Intestinal ischemia following laparoscopic surgery: a case series. Journal of Medical Case Reports, 7(25), Article 25. https://doi.org/10.1186/1752-1947-7-25

Introduction: Intestinal ischemia is a rare complication of laparoscopic surgery. Its prognosis depends on a high index of suspicion and effective early treatment. Case presentation: In the present report, we describe three cases where intestinal i... Read More about Intestinal ischemia following laparoscopic surgery: a case series.