Justin B Dimick

Summary

Affiliation: Dartmouth Medical School
Country: USA

Publications

  1. ncbi request reprint Regional availability of high-volume hospitals for major surgery
    Justin B Dimick
    Veterans Affairs VA Outcomes Group, VA Medical Center, Vermont, USA
    Health Aff (Millwood) . 2004
  2. ncbi request reprint National trends in outcomes for esophageal resection
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, Michigan, USA
    Ann Thorac Surg 79:212-6; discussion 217-8. 2005
  3. ncbi request reprint Surgical mortality as an indicator of hospital quality: the problem with small sample size
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, VT 05009, USA
    JAMA 292:847-51. 2004
  4. pmc Are mortality rates for different operations related?: implications for measuring the quality of noncardiac surgery
    Justin B Dimick
    Michigan Surgical Collaborative for Outcomes Research and Evaluation M SCORE, Department of Surgery, University of Michigan, Ann Arbor, Michigan, USA
    Med Care 44:774-8. 2006
  5. ncbi request reprint Specialty training and mortality after esophageal cancer resection
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, Vermont 05009, USA
    Ann Thorac Surg 80:282-6. 2005
  6. ncbi request reprint Organizational characteristics and the quality of surgical care
    Justin B Dimick
    VA Outcomes Group, VA Medical Center, White River Junction, VT 05009, USA
    Curr Opin Crit Care 11:345-8. 2005
  7. ncbi request reprint Rural hospitals and volume standards in surgery
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, VT 05009, USA
    Surgery 140:367-71. 2006
  8. ncbi request reprint Hospital volume and surgical outcomes for elderly patients with colorectal cancer in the United States
    Justin B Dimick
    Surgical Outcomes Research Team SORT, Department of Surgery, University of Michigan Medical Center, Ann Arbor, MI 48109 0329, USA
    J Surg Res 114:50-6. 2003
  9. doi request reprint Hospital characteristics associated with failure to rescue from complications after pancreatectomy
    Amir A Ghaferi
    Michigan Surgical Collaborative for Outcomes Research and Evaluation M SCORE, Department of Surgery, University of Michigan, Ann Arbor, MI, USA
    J Am Coll Surg 211:325-30. 2010
  10. ncbi request reprint The effect of secondary operations on mortality following abdominal aortic aneurysm repair in the United States: 1988-2001
    Jonathan L Eliason
    Surgical Outcomes Research Team SORT, Department of Surgery, Section of Vascular Surgery, University of Michigan, Ann Arbor, MI 48109 0329, USA
    Vasc Endovascular Surg 39:465-72. 2005

Detail Information

Publications91

  1. ncbi request reprint Regional availability of high-volume hospitals for major surgery
    Justin B Dimick
    Veterans Affairs VA Outcomes Group, VA Medical Center, Vermont, USA
    Health Aff (Millwood) . 2004
    ..Other regions had enough cases but too many hospitals performing them. Although consolidation of surgical services may be feasible in some settings, volume-based referral strategies are impractical for many U.S. regions...
  2. ncbi request reprint National trends in outcomes for esophageal resection
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, Michigan, USA
    Ann Thorac Surg 79:212-6; discussion 217-8. 2005
    ..The objective of the current study was to determine trends in short-term outcomes after esophageal resection in a representative sample of United States (US) hospitals...
  3. ncbi request reprint Surgical mortality as an indicator of hospital quality: the problem with small sample size
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, VT 05009, USA
    JAMA 292:847-51. 2004
    ..Surgical mortality rates are increasingly used to measure hospital quality. It is not clear, however, how many hospitals have sufficient caseloads to reliably identify quality problems...
  4. pmc Are mortality rates for different operations related?: implications for measuring the quality of noncardiac surgery
    Justin B Dimick
    Michigan Surgical Collaborative for Outcomes Research and Evaluation M SCORE, Department of Surgery, University of Michigan, Ann Arbor, Michigan, USA
    Med Care 44:774-8. 2006
    ..Statistical power can be improved by combining mortality data from multiple operations. We sought to determine whether this approach would still be useful in understanding performance with individual procedures...
  5. ncbi request reprint Specialty training and mortality after esophageal cancer resection
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, Vermont 05009, USA
    Ann Thorac Surg 80:282-6. 2005
    ..Surgeons with advanced training have lower mortality rates with some surgical procedures. The objective of the current study was to investigate the impact of thoracic surgery training on mortality rates of esophageal cancer resection...
  6. ncbi request reprint Organizational characteristics and the quality of surgical care
    Justin B Dimick
    VA Outcomes Group, VA Medical Center, White River Junction, VT 05009, USA
    Curr Opin Crit Care 11:345-8. 2005
    ..Given that many of the most prominent efforts focus on organizational factors, this paper reviews the growing body of evidence underlying these initiatives...
  7. ncbi request reprint Rural hospitals and volume standards in surgery
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, VT 05009, USA
    Surgery 140:367-71. 2006
    ..We sought to understand the potential impact of volume-based referral policy on rural hospitals by estimating the proportion of low-volume operations occurring in rural versus urban hospitals...
  8. ncbi request reprint Hospital volume and surgical outcomes for elderly patients with colorectal cancer in the United States
    Justin B Dimick
    Surgical Outcomes Research Team SORT, Department of Surgery, University of Michigan Medical Center, Ann Arbor, MI 48109 0329, USA
    J Surg Res 114:50-6. 2003
    ..The objective of this study was to determine the impact of hospital volume on mortality for patients of different age groups to determine whether elderly patients would derive more benefit from selective referral policies...
  9. doi request reprint Hospital characteristics associated with failure to rescue from complications after pancreatectomy
    Amir A Ghaferi
    Michigan Surgical Collaborative for Outcomes Research and Evaluation M SCORE, Department of Surgery, University of Michigan, Ann Arbor, MI, USA
    J Am Coll Surg 211:325-30. 2010
    ..In this study, we sought to better understand the hospital characteristics that may explain failure to rescue...
  10. ncbi request reprint The effect of secondary operations on mortality following abdominal aortic aneurysm repair in the United States: 1988-2001
    Jonathan L Eliason
    Surgical Outcomes Research Team SORT, Department of Surgery, Section of Vascular Surgery, University of Michigan, Ann Arbor, MI 48109 0329, USA
    Vasc Endovascular Surg 39:465-72. 2005
    ....
  11. doi request reprint Evaluating popular media and internet-based hospital quality ratings for cancer surgery
    Nicholas H Osborne
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan, Ann Arbor, USA
    Arch Surg 146:600-4. 2011
    ..We sought to determine whether "best hospitals," as defined by the US News & World Report or HealthGrades, have lower mortality rates than all other American hospitals for cancer surgery...
  12. ncbi request reprint Should older patients be selectively referred to high-volume centers for abdominal aortic surgery?
    Justin B Dimick
    Department of Surgery, Johns Hopkins University, USA
    Vascular 12:51-6. 2004
    ..Because of this differential effect, targeting elderly patients for regionalization would achieve most potentially avoidable deaths for this common high-risk surgical procedure...
  13. doi request reprint Composite measures for profiling hospitals on surgical morbidity
    Justin B Dimick
    Center for Healthcare Outcomes and Policy, University of Michigan, Ann Arbor, MI 48109, USA
    Ann Surg 257:67-72. 2013
    ..In this study, we assess the value of a novel composite measure for improving the reliability of hospital morbidity rankings...
  14. doi request reprint Racial/ethnic disparities in access to care and survival for patients with early-stage hepatocellular carcinoma
    Amit K Mathur
    Department of Surgery, University of Michigan, Ann Arbor, 48109, USA
    Arch Surg 145:1158-63. 2010
    ..To determine whether controlling for differences in the use of invasive therapy affects racial/ethnic differences in survival of early-stage hepatocellular carcinoma (HCC)...
  15. doi request reprint A population-based analysis of endovascular versus open thoracic aortic aneurysm repair
    Babak J Orandi
    Department of Surgery, University of Michigan Medical School, Ann Arbor, Mich, USA
    J Vasc Surg 49:1112-6. 2009
    ..The perioperative outcomes of open surgical and endovascular repair of intact thoracic aortic aneurysms (TAAs) during the last 3 months of 2005 were compared using a national administrative database...
  16. ncbi request reprint Hospital teaching status and outcomes of complex surgical procedures in the United States
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, USA
    Arch Surg 139:137-41. 2004
    ..Complex operations performed in teaching hospitals have similar outcomes as those performed in nonteaching hospitals...
  17. doi request reprint Reliability adjustment for reporting hospital outcomes with surgery
    Justin B Dimick
    Center for Healthcare Outcomes and Policy and the Department of Surgery, University of Michigan, Ann Arbor, MI 48109, USA
    Ann Surg 255:703-7. 2012
    ..We sought to evaluate its impact on hospital outcomes assessed with the American College of Surgeons' National Surgical Quality Improvement Program (ACS-NSQIP)...
  18. pmc Hospital quality and the cost of inpatient surgery in the United States
    John D Birkmeyer
    Center for Healthcare Outcomes and Policy, University of Michigan, Ann Arbor, MI, USA
    Ann Surg 255:1-5. 2012
    ..Despite their obvious benefits for patients, the likely impact of these efforts on health care costs is uncertain. In this context, we examined relationships between hospital outcomes and expenditures in the US Medicare population...
  19. ncbi request reprint Diffusion of new technology for the treatment of renovascular hypertension in the United States: surgical revascularization versus catheter-based therapy, 1988-2001
    Brian S Knipp
    Section of Vascular Surgery, Departmetn of Surgery, University of Michigan Medical Center, Ann Arbor, USA
    J Vasc Surg 40:717-23. 2004
    ..Trends in the management of renovascular hypertension were evaluated by using a representative national database to determine whether a shift in treatment technology and outcomes has occurred...
  20. ncbi request reprint National variation in operative mortality rates for esophageal resection and the need for quality improvement
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, USA
    Arch Surg 138:1305-9. 2003
    ..Operative mortality rates for esophageal resection vary across hospital volume groups in a nationally representative sample of hospitals...
  21. ncbi request reprint Complications and costs after high-risk surgery: where should we focus quality improvement initiatives?
    Justin B Dimick
    Department of Surgery, University of Michigan, Ann Arbor, MI, USA
    J Am Coll Surg 196:671-8. 2003
    ..Data on the relative clinical and economic impact of postoperative complications are needed in order to direct quality improvement efforts...
  22. doi request reprint The impact of adjusting for reliability on hospital quality rankings in vascular surgery
    Nicholas H Osborne
    Department of Surgery, University of Michigan, Ann Arbor, MI, USA
    J Vasc Surg 53:1-5. 2011
    ..Hospital quality in vascular surgery is often measured using mortality. We sought to determine whether adjusting mortality for statistical reliability changes hospital quality rankings for vascular surgery...
  23. doi request reprint Endovascular technology, hospital volume, and mortality with abdominal aortic aneurysm surgery
    Justin B Dimick
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Ann Arbor, MI 48104, USA
    J Vasc Surg 47:1150-4. 2008
    ..To determine whether the introduction of endovascular technology changed the relationship of hospital volume to mortality with abdominal aortic aneurysm repair...
  24. doi request reprint Explaining racial disparities in mortality after abdominal aortic aneurysm repair
    Nicholas H Osborne
    Michigan Surgical Collaborative for Outcomes Research and Evaluation M SCORE, Department of Surgery, University of Michigan, Ann Arbor, MI 48109 5604, USA
    J Vasc Surg 50:709-13. 2009
    ..Black patients have a higher mortality rate than nonblacks after abdominal aortic aneurysm repair. We sought to understand the factors responsible for this racial disparity in the mortality rate after aneurysm repair...
  25. ncbi request reprint Payer status is related to differences in access and outcomes of abdominal aortic aneurysm repair in the United States
    Leslie K Boxer
    Department of Surgery, Section of Vascular Surgery, University of Michigan Medical Center, Ann Arbor, MI 48109, USA
    Surgery 134:142-5. 2003
    ....
  26. ncbi request reprint Surgical treatment of intact thoracoabdominal aortic aneurysms in the United States: hospital and surgeon volume-related outcomes
    John A Cowan
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, MI 48109 0329, USA
    J Vasc Surg 37:1169-74. 2003
    ..The primary outcome measure was in-hospital postoperative mortality. Secondary outcome measures included length of stay, and cardiac, pulmonary, and renal complications. Adjusted and unadjusted analyses were conducted...
  27. ncbi request reprint Hospital volume-related differences in aorto-bifemoral bypass operative mortality in the United States
    Justin B Dimick
    Section of Vascular Surgery, Department of Surgery, University of Michigan Medical Center, Ann Arbor, USA
    J Vasc Surg 37:970-5. 2003
    ..However, short-term outcome for complex surgical procedures is not uniform across medical centers. The objective of the current study was to define the relationship of hospital volume to operative mortality after AFB...
  28. doi request reprint Composite quality measures for common inpatient medical conditions
    Lena M Chen
    Department of Internal Medicine, Division of General Medicine, University of Michigan, North Campus Research Complex, 2800 Plymouth Road, Building 16, Room 407E, AnnArbor, MI 48109 2800, USA
    Med Care 51:832-7. 2013
    ..Public reporting on quality aims to help patients select better hospitals. However, individual quality measures are suboptimal in identifying superior and inferior hospitals based on outcome performance...
  29. pmc Composite measures for rating hospital quality with major surgery
    Justin B Dimick
    University of Michigan, 2800 Plymouth Road Building 520 Office 3144, Ann Arbor, MI 48109, USA
    Health Serv Res 47:1861-79. 2012
    ..To assess the value of a novel composite measure for identifying the best hospitals for major procedures...
  30. doi request reprint Does voluntary reporting bias hospital quality rankings?
    Amir A Ghaferi
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan, Ann Arbor, Michigan 48109 0432, USA
    J Surg Res 161:190-4. 2010
    ..Critics argue that voluntary reporting leads to over-representation of high quality hospitals...
  31. doi request reprint Evaluating parsimonious risk-adjustment models for comparing hospital outcomes with vascular surgery
    Nicholas H Osborne
    Department of Surgery, University of Michigan, Ann Arbor, Mich, USA
    J Vasc Surg 52:400-5. 2010
    ..Most outcomes registries use a large number of variables to control for differences in patients. We sought to determine whether fewer variables could be used for risk adjustment without compromising hospital quality comparisons...
  32. pmc Bariatric surgery complications before vs after implementation of a national policy restricting coverage to centers of excellence
    Justin B Dimick
    Center for Healthcare Outcomes and Policy, University of Michigan, Ann Arbor, MI 48109, USA
    JAMA 309:792-9. 2013
    ..Starting in 2006, the Centers for Medicare & Medicaid Services (CMS) has restricted coverage of bariatric surgery to hospitals designated as centers of excellence (COE) by 2 major professional organizations...
  33. pmc Hospital morbidity rankings and complication severity in vascular surgery
    Micah E Girotti
    Center for Healthcare Outcomes and Policy, University of Michigan, Ann Arbor, MI 48109, USA
    J Vasc Surg 57:158-64. 2013
    ..However, this approach does not consider the severity or number of complications that occurred. We sought to determine whether incorporating this information would alter hospital rankings...
  34. doi request reprint Understanding the racial disparity in the receipt of endovascular abdominal aortic aneurysm repair
    Nicholas H Osborne
    Department of Surgery, University of Michigan, Ann Arbor, 48109 5604, USA
    Arch Surg 145:1105-8. 2010
    ..Racial disparity exists in the management of abdominal aortic aneurysms (AAAs) using new health care technology...
  35. doi request reprint Adverse outcomes in patients with chronic liver disease undergoing colorectal surgery
    Amir A Ghaferi
    Department of Surgery, University of Michigan, Ann Arbor, Michigan, USA
    Ann Surg 252:345-50. 2010
    ..We sought to use a multi-institutional, prospective, clinical database to better understand adverse outcomes in chronic liver disease (CLD) patients undergoing colorectal surgery...
  36. ncbi request reprint Variation in postoperative complication rates after high-risk surgery in the United States
    Justin B Dimick
    Department of Surgery, University of Michigan Medical School, Taubman Center 2210, 1500 E Medical Center Drive, Ann Arbor, MI 48109 0329, USA
    Surgery 134:534-40; discussion 540-1. 2003
    ..Our goal was to characterize variation in complication rates across hospitals with differing volumes for select high-risk operations in the United States...
  37. ncbi request reprint Surgical volume and quality of care for esophageal resection: do high-volume hospitals have fewer complications?
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, Michigan, USA
    Ann Thorac Surg 75:337-41. 2003
    ..However, little is known regarding the relationship of morbidity to hospital volume. The objective of the current study was to investigate the relative incidence of postoperative complications after esophageal resection at HVHs and LVHs...
  38. pmc Hospital process compliance and surgical outcomes in medicare beneficiaries
    Lauren H Nicholas
    Institute for Social Research, Ann Arbor, MI 48104, USA
    Arch Surg 145:999-1004. 2010
    ..To determine whether high rates of compliance with perioperative processes of care used for public reporting and pay-for-performance are associated with lower rates of risk-adjusted mortality and high-risk surgical complications...
  39. pmc Risk adjustment for comparing hospital quality with surgery: how many variables are needed?
    Justin B Dimick
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan, Ann Arbor, MI 48104, USA
    J Am Coll Surg 210:503-8. 2010
    ..We sought to determine whether these changes threaten the robustness of the risk adjustment of hospital quality comparisons...
  40. ncbi request reprint Ruptured thoracoabdominal aortic aneurysm treatment in the United States: 1988 to 1998
    John A Cowan
    Department of Surgery, Division of Vascular Surgery, University of Michigan Medical Center, 1500 E Medical Center Drive, Ann Arbor, MI 48109 0329, USA
    J Vasc Surg 38:319-22. 2003
    ..Age, sex, race, nature of admission, comorbid conditions, and provider volume were abstracted from the database. In-hospital mortality, postoperative complications, and length of stay were the principal outcome measures...
  41. ncbi request reprint Epidemiology of surgically treated abdominal aortic aneurysms in the United States, 1988 to 2000
    Reid M Wainess
    Department of Surgery, Section of Vascular Surgery, University of Michigan Medical Center, Ann Arbor, MI, USA
    Vascular 12:218-24. 2004
    ..Ruptured AAA repair by conventional means has not become safer but has decreased in incidence, suggesting possible reductions in risk factors contributing to rupture, coupled with more timely intact AAA repairs...
  42. ncbi request reprint Effect of increasing patient age on complication rates following intact abdominal aortic aneurysm repair in the United States
    Chandu Vemuri
    Surgical Outcomes Research Team, Section of Vascular Surgery, Department of Surgery, University of Michigan, Ann Arbor, Michigan 48109, USA
    J Surg Res 118:26-31. 2004
    ..This study was undertaken to determine the relation of patient age to complications following abdominal aortic aneurysm (AAA) repair in a population-based experience...
  43. ncbi request reprint Diffusion of new technology in health care: the case of aorto-iliac occlusive disease
    Gilbert R Upchurch
    Surgical Outcomes Research Team SORT, Section of Vascular Surgery, University of Michigan Medical Center, Ann Arbor, MI 48109 0329, USA
    Surgery 136:812-8. 2004
    ..The objective of the current study was to characterize temporal trends in the treatment of aorto-iliac occlusive disease (AIOD) and the impact of the introduction of less invasive therapy on overall intervention rates...
  44. ncbi request reprint Surgeon specialty and provider volumes are related to outcome of intact abdominal aortic aneurysm repair in the United States
    Justin B Dimick
    Section of Vascular Surgery, Department of Surgery, University of Michigan Medical Center, 1500 E Medical Center Drive, Ann Arbor, MI 48109, USA
    J Vasc Surg 38:739-44. 2003
    ..This study was undertaken to determine the relative importance of surgeon specialty, hospital volume, and surgeon volume on outcome after abdominal aortic aneurysm (AAA) repair...
  45. doi request reprint Utilization and outcomes of inpatient surgical care at critical access hospitals in the United States
    Adam J Gadzinski
    Department of Urology, University of Michigan Health System, Ann Arbor, MI 48109, USA
    JAMA Surg 148:589-96. 2013
    ..There is a growing interest in the quality and cost of care provided at Critical Access Hospitals (CAHs), a predominant source of care for many rural populations in the United States...
  46. doi request reprint Do popular media and internet-based hospital quality ratings identify hospitals with better cardiovascular surgery outcomes?
    Nicholas H Osborne
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan, Ann Arbor, MI 48109 5604, USA
    J Am Coll Surg 210:87-92. 2010
    ..It is unclear whether selecting highly rated hospitals will improve outcomes after cardiovascular surgery procedures...
  47. ncbi request reprint Surgeon volume as an indicator of outcomes after carotid endarterectomy: an effect independent of specialty practice and hospital volume
    John A Cowan
    Department of Neurosurgery, University of Michigan Medical Center, Ann Arbor, MI, USA
    J Am Coll Surg 195:814-21. 2002
    ..High-volume hospitals have been shown to have superior outcomes after carotid endarterectomy (CEA), but the contribution of surgeon volume and specialty practice to CEA outcomes in a national sample is unknown...
  48. ncbi request reprint Epidemiology of surgically treated gastric cancer in the United States, 1988-2000
    Reid M Wainess
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, Michigan, USA
    J Gastrointest Surg 7:879-83. 2003
    ..Given the declining rates of gastric cancer surgery, and the superior outcomes at high-volume centers, regionalization of care may improve mortality rates for this high-risk surgical procedure...
  49. ncbi request reprint Potential benefits of the new Leapfrog standards: effect of process and outcomes measures
    John D Birkmeyer
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan, Ann Arbor, 48104, USA
    Surgery 135:569-75. 2004
    ..The objective of this study was to estimate the potential benefits of these newly expanded standards...
  50. ncbi request reprint National trends in the use and outcomes of hepatic resection
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, MI, USA
    J Am Coll Surg 199:31-8. 2004
    ..The objective of this investigation was to characterize trends in the use and outcomes of hepatic resection in the US during a recent 13-year period...
  51. pmc Operator experience and carotid stenting outcomes in Medicare beneficiaries
    Brahmajee K Nallamothu
    Center for Healthcare Outcomes and Policy, Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, MI, USA
    JAMA 306:1338-43. 2011
    ..Although the efficacy of carotid stenting has been established in clinical trials, outcomes of the procedure based on operator experience are less certain in clinical practice...
  52. ncbi request reprint Variation in outcomes after percutaneous coronary intervention in the United States and predictors of periprocedural mortality
    Debabrata Mukherjee
    University of Michigan Cardiovascular Center, Ann Arbor, Mich, USA
    Cardiology 103:143-7. 2005
    ..Even in the contemporary era of adjunctive pharmacological therapies and ubiquitous use of stents, hospital volume remains a significant independent predictor of in-hospital mortality...
  53. doi request reprint Variation in hospital mortality associated with inpatient surgery
    Amir A Ghaferi
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, The Department of Surgery, University of Michigan, Ann Arbor 48104, USA
    N Engl J Med 361:1368-75. 2009
    ..Reducing rates of postoperative complications, the current focus of payers and regulators, may be one approach to reducing mortality. However, effective management of complications once they have occurred may be equally important...
  54. ncbi request reprint Complications, failure to rescue, and mortality with major inpatient surgery in medicare patients
    Amir A Ghaferi
    Department of Surgery, Michigan Surgical Collaborative for Outcomes Research and Evaluation M SCORE, University of Michigan, Ann Arbor, MI 48104, USA
    Ann Surg 250:1029-34. 2009
    ..We sought to determine whether hospital variations in surgical mortality were due to differences in complication rates or failure to rescue rates (ie, case-fatality rates in patients with a complication)...
  55. doi request reprint Hospital volume and failure to rescue with high-risk surgery
    Amir A Ghaferi
    Department of Surgery, Center for Healthcare Outcomes and Policy, University of Michigan, Ann Arbor, MI 48109, USA
    Med Care 49:1076-81. 2011
    ..We sought to determine whether increased mortality at low-volume centers was due to higher complication rates or less success in rescuing patients from complications...
  56. ncbi request reprint The Michigan surgical quality collaborative: will a statewide quality improvement initiative pay for itself?
    Michael J Englesbe
    Department of Surgery, University of Michigan, Ann Arbor, MI 48109, USA
    Ann Surg 246:1100-3. 2007
    ..quot; The payer has made a significant investment in this regional surgical quality improvement (QI) program and funds each center's participation...
  57. ncbi request reprint Trends in utilization of adrenalectomy in the United States: have indications changed?
    Brian D Saunders
    Division of Endocrine Surgery, Department of Surgery, University of Michigan Medical Center, Ann Arbor, Michigan 48109, USA
    World J Surg 28:1169-75. 2004
    ..Assuming no significant change in disease prevalence during the study period, these data suggest that indications for adrenalectomy may have changed somewhat over that period...
  58. ncbi request reprint Postoperative complication rates after hepatic resection in Maryland hospitals
    Justin B Dimick
    Department of Surgery, University of Michigan, Ann Arbor, MI, USA
    Arch Surg 138:41-6. 2003
    ..High-volume centers provide superior quality care and therefore have a lower incidence of postoperative complications...
  59. pmc A national and single institutional experience in the contemporary treatment of acute lower extremity ischemia
    Jonathan L Eliason
    Department of Surgery, Section of Vascular Surgery, University of Michigan Medical Center, Ann Arbor, Michigan, USA
    Ann Surg 238:382-9; discussion 389-90. 2003
    ..To determine the contemporary clinical relevance of acute lower extremity ischemia and the factors associated with amputation and in-hospital mortality...
  60. ncbi request reprint Outcomes after cerebral aneurysm clip occlusion in the United States: the need for evidence-based hospital referral
    John A Cowan
    Department of Neurosurgery, University of Michigan Health System, Ann Arbor, Michigan 48109 0338, USA
    J Neurosurg 99:947-52. 2003
    ..The effect of hospital volume on the mortality rate after emergency and elective cerebral aneurysm clip occlusion in a nationally representative sample of patients is unknown...
  61. doi request reprint Prioritizing quality improvement in vascular surgery
    Peter L Schilling
    University of Michigan, Ann Arbor, MI 48109 0604, USA
    Surg Innov 17:127-31. 2010
    ..To inform ongoing quality improvement initiatives, this study assessed the relative contribution of different procedures to overall morbidity, mortality, and excess length of stay in vascular surgery...
  62. pmc Surgeon age and operative mortality in the United States
    Jennifer F Waljee
    University of Michigan, MI, USA
    Ann Surg 244:353-62. 2006
    ..Although recent studies suggest that physician age is inversely related to clinical performance in primary care, relationships between surgeon age and patient outcomes have not been examined systematically...
  63. ncbi request reprint Use of endovascular coil embolization and surgical clip occlusion for cerebral artery aneurysms
    John A Cowan
    Department of Neurosurgery, University of Michigan Health System, Ann Arbor, Michigan 48109 0338, USA
    J Neurosurg 107:530-5. 2007
    ..The authors evaluated patient demographics, endovascular and surgical approaches, and basic outcomes in the treatment of CAAs in a nationally representative administrative database...
  64. doi request reprint Variation in mortality after high-risk cancer surgery: failure to rescue
    Amir A Ghaferi
    Center for Healthcare Outcomes and Policy, Department of Surgery, University of Michigan, 2800 Plymouth Road, Building 520, Room 3144, Ann Arbor, MI 48109, USA
    Surg Oncol Clin N Am 21:389-95, vii. 2012
    ..There is a growing body of evidence suggesting the importance of reducing mortality rates after major complications as a means to reducing the disparate mortality rates with oncologic surgery...
  65. ncbi request reprint The impact of provider volume on mortality after intracranial tumor resection
    John A Cowan
    Department of Neurosurgery, University of Michigan Health System, Ann Arbor, Michigan 48109, USA
    Neurosurgery 52:48-53; discussion 53-4. 2003
    ..The effect of provider volume on outcomes after intracranial tumor resection is unknown and warrants investigation...
  66. ncbi request reprint Council of State Neurosurgical Societies Resident Award: The utilization of carotid endarterectomy by neurosurgeons in the United States from 1990 to 2000
    John A Cowan
    Department of Neurosurgery, University of Michigan, Ann Arbor, USA
    Clin Neurosurg 51:329-31. 2004
  67. doi request reprint Prioritizing quality improvement in general surgery
    Peter L Schilling
    Robert Wood Johnson Clinical Scholars Program, University of Michigan, Ann Arbor, MI 48109, USA
    J Am Coll Surg 207:698-704. 2008
    ..In this context, we sought to describe the relative contribution of different procedures to overall morbidity, mortality, and excess length of stay in general surgery...
  68. pmc Reducing avoidable deaths among veterans: directing private-sector surgical care to high-performance hospitals
    William B Weeks
    Veterans Administration VA Outcomes Group Research Enhancement Award Program, VA Medical Center, White River Junction, VT 05009, USA
    Am J Public Health 97:2186-92. 2007
    ..We quantified older (65 years and older) Veterans Health Administration (VHA) patients' use of the private sector to obtain 14 surgical procedures and assessed the potential impact of directing that care to high-performance hospitals...
  69. pmc Outlier payments for cardiac surgery and hospital quality
    Onur Baser
    Department of Surgery, University of Michigan Medical School, Ann Arbor, MI, USA
    Health Aff (Millwood) 28:1154-60. 2009
    ..Still, there is variation across U.S. hospitals, with some hospitals experiencing much higher rates. These findings imply that there is potential for quality improvement to reduce costs while improving morbidity and mortality...
  70. ncbi request reprint Existence of abdominal aortic aneurysms in patients with thoracic aortic dissections
    Jacqueline J Lee
    Division of Vascular Surgery, Department of Surgery, University of Michigan, 1500 East Medical Center Drive, Ann Arbor, MI, USA
    J Vasc Surg 38:671-5. 2003
    ..The objective of this study was to determine the coexistence or later development of pararenal and infrarenal abdominal aortic aneurysms (AAAs) in patients with thoracic aortic dissections...
  71. doi request reprint Introduction to propensity scores: A case study on the comparative effectiveness of laparoscopic vs open appendectomy
    Mark R Hemmila
    Department of Surgery, University of Michigan Medical School, Ann Arbor, 48109 5033, USA
    Arch Surg 145:939-45. 2010
    ..To demonstrate the use of propensity scores to evaluate the comparative effectiveness of laparoscopic and open appendectomy...
  72. doi request reprint Ranking hospitals on surgical quality: does risk-adjustment always matter?
    Justin B Dimick
    Department of Surgery, Michigan Surgical Collaborative for Outcomes Research and Evaluation, University of Michigan, Ann Arbor, MI 48104, USA
    J Am Coll Surg 207:347-51. 2008
    ..We sought to evaluate the importance of risk-adjustment for two cardiac surgery report cards in New York and Pennsylvania...
  73. doi request reprint Measuring and improving the quality of care for abdominal aortic aneurysm surgery
    Justin B Dimick
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan Medical Center, Ann Arbor, Mich 48104, USA
    Circulation 117:2534-41. 2008
  74. ncbi request reprint The volume-outcome effect for abdominal aortic surgery: differences in case-mix or complications?
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, 1500 E Medical Center Drive, Taubman Center 2210, Ann Arbor, MI 48109 0329, USA
    Arch Surg 137:828-32. 2002
    ..Variation in postoperative complications after abdominal aortic surgery contributes to differences in mortality between high- and low-volume hospitals...
  75. pmc Operative mortality and procedure volume as predictors of subsequent hospital performance
    John D Birkmeyer
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, M SCORE, Department of Surgery, University of Michigan, Ann Arbor, USA
    Ann Surg 243:411-7. 2006
    ..Despite growing interest in evidence-based hospital referral for selected surgical procedures, there remains considerable debate about which measures should be used to identify high-quality providers...
  76. pmc Variation in death rate after abdominal aortic aneurysmectomy in the United States: impact of hospital volume, gender, and age
    Justin B Dimick
    Section of Vascular Surgery, Department of Surgery, University of Michigan Medical Center, Ann Arbor, Michigan, and Division of Vascular Surgery, Wayne State University School of Medicine, Detroit, Michigan, USA
    Ann Surg 235:579-85. 2002
    ..To determine whether high-volume hospitals (HVHs) have lower in-hospital death rates after abdominal aortic aneurysm (AAA) repair compared with low-volume hospitals (LVHs)...
  77. pmc Ranking hospitals on surgical mortality: the importance of reliability adjustment
    Justin B Dimick
    Department of Surgery, University of Michigan, M SCORE offices, 211 N Fourth Avenue, Suite 301, Ann Arbor, MI 48104, USA
    Health Serv Res 45:1614-29. 2010
    ..We examined the implications of reliability adjustment on hospital mortality with surgery...
  78. ncbi request reprint The zero mortality paradox in surgery
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, VT 05009, USA
    J Am Coll Surg 206:13-6. 2008
    ..We sought to determine if hospitals with zero mortality over 3 years also have lower than average mortality in the subsequent year...
  79. doi request reprint Understanding and reducing variation in surgical mortality
    John D Birkmeyer
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan, Ann Arbor, Michigan, USA
    Annu Rev Med 60:405-15. 2009
    ..The optimal strategy may depend on both the clinical context (e.g., which procedure) and political realities...
  80. ncbi request reprint Impact of surgical volume on mortality and length of stay after nephrectomy
    David A Taub
    Department of Urology, University of Michigan Medical Center, Ann Arbor, Michigan, USA
    Urology 63:862-7. 2004
    ..Surgical volume is associated with postoperative mortality for many complex procedures; however, this relationship has not been characterized for patients undergoing nephrectomy for neoplastic disease...
  81. ncbi request reprint Measuring the quality of surgical care: structure, process, or outcomes?
    John D Birkmeyer
    Section of General Surgery, University of Michigan, 2920 Taubman Center, 1500 East Medical Center Drive, Ann Arbor, MI 48109 0331, USA
    J Am Coll Surg 198:626-32. 2004
  82. pmc Medicare payments for common inpatient procedures: implications for episode-based payment bundling
    John D Birkmeyer
    Department of Surgery, University of Michigan, 211 N Fourth Ave, Ste 2a, Ann Arbor, MI 48104, USA
    Health Serv Res 45:1783-95. 2010
    ..Decisions about bundled payments would benefit from better information about how payments are currently distributed among providers of different perioperative services and how payments vary across hospitals...
  83. ncbi request reprint The quality of care for patients with abdominal aortic aneurysms
    Justin B Dimick
    University of Michigan Medical Center, Section of Vascular Surgery, 2210 Taubman Health Care Center, 1500 E Medical Center Drive, Ann Arbor, MI 48109 0329, USA
    Cardiovasc Surg 11:331-6. 2003
    ..Processes of care of high-volume providers and vascular surgeons should be studied and used to guide quality improvement efforts for lower volume providers and surgeons of other specialties performing AAA repair...
  84. doi request reprint Identifying high-quality bariatric surgery centers: hospital volume or risk-adjusted outcomes?
    Justin B Dimick
    Michigan Surgical Collaborative for Outcomes Research and Evaluation, Department of Surgery, University of Michigan, 211 N Fourth Ave, Suite 301, Ann Arbor, MI 48104, USA
    J Am Coll Surg 209:702-6. 2009
    ..Rather than directly measuring outcomes, most programs rely on procedure volume. We sought to determine whether risk-adjusted outcomes or hospital volume were better at predicting future hospital morbidity with bariatric surgery...
  85. ncbi request reprint Who pays for poor surgical quality? Building a business case for quality improvement
    Justin B Dimick
    VA Outcomes Group, Department of Veterans Affairs Medical Center, White River Junction, VT, USA
    J Am Coll Surg 202:933-7. 2006
    ..The goal of the present study was to determine whether hospitals or payors incur a larger burden of increased hospital costs associated with complications...
  86. ncbi request reprint Who performs endocrine operations in the United States?
    Brian D Saunders
    Department of Surgery, Divisions of Endocrine Surgery and Vascular Surgery, University of Michigan, 1500 E Medical Center Drive, Taubman Center 2920H, Ann Arbor, MI 48109 0331, USA
    Surgery 134:924-31; discussion 931. 2003
    ..Endocrine surgery is a discipline that is dedicated to high-quality care of patients with endocrine surgical disease. The relationship between its "identity" as a separate field and clinical practice patterns is not known...
  87. ncbi request reprint Hepatic resection in the United States: indications, outcomes, and hospital procedural volumes from a nationally representative database
    Justin B Dimick
    Department of Surgery, University of Michigan Medical Center, Ann Arbor, USA
    Arch Surg 138:185-91. 2003
    ..Hepatic resection has become common in the United States for both primary and secondary hepatic tumors...
  88. doi request reprint Blueprint for a new American College of Surgeons: National Surgical Quality Improvement Program
    John D Birkmeyer
    Department of Surgery, University of Michigan, Ann Arbor, MI, USA
    J Am Coll Surg 207:777-82. 2008
  89. ncbi request reprint Hospital costs associated with surgical complications: a report from the private-sector National Surgical Quality Improvement Program
    Justin B Dimick
    Center for Evaluative Clinical Sciences, Dartmouth Medical School, Hanover, NH, USA
    J Am Coll Surg 199:531-7. 2004
    ..The objective of the current study was to calculate hospital costs associated with postoperative complications, because reducing morbidity may offset the costs of using the NSQIP...
  90. ncbi request reprint Measuring surgical quality: what's the role of provider volume?
    Justin B Dimick
    Center for the Evaluative Clinical Sciences, Dartmouth Medical School, Hanover, NH, USA
    World J Surg 29:1217-21. 2005
    ..With increasing momentum from outside the profession of surgery, it is particularly important for surgeons to participate in making decisions regarding situations where volume may be an appropriate measure of quality...
  91. ncbi request reprint Epidemiology of aortic aneurysm repair in the United States from 1993 to 2003
    John A Cowan
    University of Michigan Cardiovascular Center, Ann Arbor, Michigan, USA
    Ann N Y Acad Sci 1085:1-10. 2006
    ..This shift, at least in the short term, appears justified as the mortality in patients undergoing elective endovascular AAA repair is significantly reduced compared to patients undergoing open AAA repair...