Omar Faiz

Summary

Publications

  1. doi Impact of hospital institutional volume on postoperative mortality after major emergency colorectal surgery in English National Health Service Trusts, 2001 to 2005
    Omar Faiz
    Department of Biosurgery and Surgical Technology, St Mary s Hospital, London
    Dis Colon Rectum 53:393-401. 2010
  2. doi National outcomes and uptake of laparoscopic gastrectomy for cancer in England
    Ravikrishna Mamidanna
    Department of Surgery and Cancer, Imperial College, St Mary s Hospital, South Wharf Road, London W21NY, UK
    Surg Endosc 27:3348-58. 2013
  3. doi Laparoscopic versus open colorectal resection in the elderly population
    Katherine Grailey
    Academic Surgical Unit, St Mary s Hospital, Imperial College Healthcare NHS Trust, London, UK
    Surg Endosc 27:19-30. 2013
  4. doi Surgeon Volume and Cancer Esophagectomy, Gastrectomy, and Pancreatectomy: A Population-based Study in England
    Ravikrishna Mamidanna
    Department of Surgery and Cancer, Queen Elizabeth the Queen Mother Wing, St Mary s Hospital, Imperial College London, London, UK Statistical Laboratory, Centre for Mathematical Sciences, Cambridge University, Cambridge, UK Dr Foster Unit at Imperial College, Department of Primary Care and Public Health, Imperial College London, London, UK Surgical Epidemiology, Trials and Outcome Centre SETOC, St Mark s Hospital and Academic Institute, Harrow, Middlesex, UK
    Ann Surg 263:727-32. 2016
  5. ncbi Investigating Adverse Event Free Admissions in Medicare Inpatients as a Patient Safety Indicator
    Alice King
    Department of Primary Care and Public Health, Dr Foster Unit at Imperial College London, London, UK Department of Surgery and Cancer, Imperial College London, St Mary s Hospital, London, UK
    Ann Surg . 2016
  6. ncbi Surgical resection of hepatic metastases from gastric cancer: outcomes from national series in England
    Sheraz R Markar
    Division of Surgery, Department of Surgery and Cancer, Imperial College London, 10th Floor QEQM Building, St Mary s Hospital, South Wharf Road, London, W21NY, UK
    Gastric Cancer . 2016
  7. doi Prophylactic mesh placement in high-risk patients undergoing elective laparotomy: a systematic review
    Subramanian Nachiappan
    Department of Biosurgery and Surgical Technology, Imperial College London and Imperial College Healthcare NHS Trust, London, UK
    World J Surg 37:1861-71. 2013
  8. doi Poor 1-year survival in elderly patients undergoing nonelective colorectal resection
    Ravikrishna Mamidanna
    Department of Surgery and Cancer, Imperial College, St Mary s Hospital, London, United Kingdom
    Dis Colon Rectum 55:788-96. 2012
  9. ncbi Avoiding Radical Surgery in Elderly Patients With Rectal Cancer Is Cost-Effective
    Christopher Rao
    1 University Hospital Lewisham, London, United Kingdom 2 Clatterbridge Cancer Centre, Merseyside, United Kingdom 3 Department of Surgery and Cancer, Imperial College London, London, United Kingdom 4 Epidemiology, Trials and Outcome Centre, St Mark s Hospital, Harrow, United Kingdom 5 National Institute for Health Research, Collaborations for Leadership in Applied Health Research and Care, North West Coast, University of Liverpool, Liverpool, United Kingdom 6 Department of Public Health and Policy, University of Liverpool, Liverpool, United Kingdom 7 Royal Liverpool and Broadgreen University Hospitals National Health Service Trust, Liverpool, United Kingdom
    Dis Colon Rectum 60:30-42. 2017
  10. doi Informing the process of consent for surgery: identification of key constructs and quality factors
    N Mark Bagnall
    Department of Surgery and Cancer, Imperial College London, St Mary s Hospital, London, United Kingdom
    J Surg Res 209:86-92. 2016

Detail Information

Publications12

  1. doi Impact of hospital institutional volume on postoperative mortality after major emergency colorectal surgery in English National Health Service Trusts, 2001 to 2005
    Omar Faiz
    Department of Biosurgery and Surgical Technology, St Mary s Hospital, London
    Dis Colon Rectum 53:393-401. 2010
    ..The aim of this study was to investigate the effects of institutional volume on postoperative mortality in patients undergoing emergency major colorectal surgical procedures in England between 2001 and 2005...
  2. doi National outcomes and uptake of laparoscopic gastrectomy for cancer in England
    Ravikrishna Mamidanna
    Department of Surgery and Cancer, Imperial College, St Mary s Hospital, South Wharf Road, London W21NY, UK
    Surg Endosc 27:3348-58. 2013
    ..This study examines the uptake of laparoscopic gastrectomy in England and quantifies postoperative mortality and morbidity following gastrectomy for cancer...
  3. doi Laparoscopic versus open colorectal resection in the elderly population
    Katherine Grailey
    Academic Surgical Unit, St Mary s Hospital, Imperial College Healthcare NHS Trust, London, UK
    Surg Endosc 27:19-30. 2013
    ..The aim of this systematic review and pooled analysis was to review the current data published regarding the differences in operative outcomes of laparoscopic and open surgery in the elderly population...
  4. doi Surgeon Volume and Cancer Esophagectomy, Gastrectomy, and Pancreatectomy: A Population-based Study in England
    Ravikrishna Mamidanna
    Department of Surgery and Cancer, Queen Elizabeth the Queen Mother Wing, St Mary s Hospital, Imperial College London, London, UK Statistical Laboratory, Centre for Mathematical Sciences, Cambridge University, Cambridge, UK Dr Foster Unit at Imperial College, Department of Primary Care and Public Health, Imperial College London, London, UK Surgical Epidemiology, Trials and Outcome Centre SETOC, St Mark s Hospital and Academic Institute, Harrow, Middlesex, UK
    Ann Surg 263:727-32. 2016
    ..The aim of the study was to assess whether there is a proficiency curve-like relationship between surgeon volume and operative mortality and determine the minimum surgeon volume for optimum operative mortality...
  5. ncbi Investigating Adverse Event Free Admissions in Medicare Inpatients as a Patient Safety Indicator
    Alice King
    Department of Primary Care and Public Health, Dr Foster Unit at Imperial College London, London, UK Department of Surgery and Cancer, Imperial College London, St Mary s Hospital, London, UK
    Ann Surg . 2016
    ..To investigate adverse event free admissions as a potential, patient-centered indicator aligned directly with the goal of patient safety-freedom from harm...
  6. ncbi Surgical resection of hepatic metastases from gastric cancer: outcomes from national series in England
    Sheraz R Markar
    Division of Surgery, Department of Surgery and Cancer, Imperial College London, 10th Floor QEQM Building, St Mary s Hospital, South Wharf Road, London, W21NY, UK
    Gastric Cancer . 2016
    ..The objectives of this national study were to examine the short-term safety and long-term survival benefit associated with surgical resection of hepatic metastases from gastric cancer...
  7. doi Prophylactic mesh placement in high-risk patients undergoing elective laparotomy: a systematic review
    Subramanian Nachiappan
    Department of Biosurgery and Surgical Technology, Imperial College London and Imperial College Healthcare NHS Trust, London, UK
    World J Surg 37:1861-71. 2013
    ..The purpose of this pooled analysis was to evaluate the use of prophylactic mesh placement following laparotomy in high-risk patients...
  8. doi Poor 1-year survival in elderly patients undergoing nonelective colorectal resection
    Ravikrishna Mamidanna
    Department of Surgery and Cancer, Imperial College, St Mary s Hospital, London, United Kingdom
    Dis Colon Rectum 55:788-96. 2012
    ..Colorectal resection in elderly patients is associated with significant morbidity and mortality, especially in an emergency setting...
  9. ncbi Avoiding Radical Surgery in Elderly Patients With Rectal Cancer Is Cost-Effective
    Christopher Rao
    1 University Hospital Lewisham, London, United Kingdom 2 Clatterbridge Cancer Centre, Merseyside, United Kingdom 3 Department of Surgery and Cancer, Imperial College London, London, United Kingdom 4 Epidemiology, Trials and Outcome Centre, St Mark s Hospital, Harrow, United Kingdom 5 National Institute for Health Research, Collaborations for Leadership in Applied Health Research and Care, North West Coast, University of Liverpool, Liverpool, United Kingdom 6 Department of Public Health and Policy, University of Liverpool, Liverpool, United Kingdom 7 Royal Liverpool and Broadgreen University Hospitals National Health Service Trust, Liverpool, United Kingdom
    Dis Colon Rectum 60:30-42. 2017
    ..Emerging data suggest for patients with a clinical complete response after neoadjuvant chemoradiotherapy that a watch-and-wait approach may provide equivalent survival and oncological outcomes...
  10. doi Informing the process of consent for surgery: identification of key constructs and quality factors
    N Mark Bagnall
    Department of Surgery and Cancer, Imperial College London, St Mary s Hospital, London, United Kingdom
    J Surg Res 209:86-92. 2016
    ..The aim of this study was to identify key constructs of the consent process which might be used to determine the performance of clinicians taking informed consent in surgery...
  11. pmc What is the utility of preoperative frailty assessment for risk stratification in cardiac surgery?
    Nigel Mark Bagnall
    Department of Surgery and Cancer, Imperial College London, St Mary s Hospital, London, UK
    Interact Cardiovasc Thorac Surg 17:398-402. 2013
    ....
  12. ncbi Laparoscopic versus open appendectomy for complicated and uncomplicated appendicitis in children
    Sheraz R Markar
    Department of Academic Surgery, St Mary s Hospital, Imperial College London, Praed Street, London, UK
    J Gastrointest Surg 16:1993-2004. 2012
    ..The aim of this pooled analysis is to compare the outcome from complicated appendicitis (CA) and uncomplicated appendicitis (UA) following laparoscopic appendectomy (LA) and open appendectomy (OA) in children...