Volume-outcome association in bariatric surgery: A systematic review

Annals of Surgery

Volumn 256, Issue 1, 2012, Pages 60-71

  Zevin, Boris ^a,c   Aggarwal, Rajesh ^b   Grantcharov, Teodor P ^c  

^a UNIVERSITY OF TORONTO   (Canada)

^b IMPERIAL COLLEGE LONDON   (United Kingdom)

^c ST MICHAEL'S HOSPITAL   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

BARIATRIC SURGERY; CASE CONTROL STUDY; CLINICAL ASSESSMENT; COHORT ANALYSIS; DATA EXTRACTION; HOSPITAL; HUMAN; OUTCOME ASSESSMENT; PRIORITY JOURNAL; PROSPECTIVE STUDY; PUBLICATION; QUALITY CONTROL; RETROSPECTIVE STUDY; REVIEW; SURGEON; SYSTEMATIC REVIEW;

BARIATRIC SURGERY; HEALTH SERVICES RESEARCH; HUMANS; OBESITY, MORBID; OUTCOME ASSESSMENT (HEALTH CARE);

EID: 84863323061     PISSN: 00034932     EISSN: 15281140     Source Type: Journal    
DOI: 10.1097/SLA.0b013e3182554c62     Document Type: Review

References (57)

1. Waseem T, Mogensen KM, Lautz DB, et al. Pathophysiology of obesity: why surgery remains the most effective treatment. Obes Surg. 2007;17:1389-1398.
2. Sjostrom L. Bariatric surgery and reduction in morbidity and mortality: experiences from the SOS study. Int J Obes. 2008;32:S93-S97.
3. Pajecki D, Dalcanalle L, Souza de Oliveira CP, et al. Follow-up of Roux-en-Y gastric bypass patients at 5 or more years postoperatively. Obesity Surg. 2007;17:601-607.
4. Livingston EH. The incidence of bariatric surgery has plateaued in the U.S. Am J Surg. 2010;200:378-385.
5. Wittgrove AC, Clark GW, Tremblay LJ. Laparoscopic gastric bypass, Roux-en-Y: preliminary report of five cases. Obes Surg. 1994;4:353-357.
6. Campos GM, Ciovica R, Rogers SJ, et al. Spectrum and risk factors of complications after gastric bypass. Arch Surg. 2007;142:969-975; discussion 976.
7. Nguyen NT, Rivers R,Wolfe BM. Factors associated with operative outcomes in laparoscopic gastric bypass. J Am Coll Surg. 2003;197:548-555; discussion 555-557.
8. Flancbaum L, Belsley S. Factors affectingmorbidity andmortality of Roux-en-Y gastric bypass for clinically severe obesity: an analysis of 1,000 consecutive open cases by a single surgeon. J Gastrointestinal Surg: Offic J Soc Surg Aliment Tract. 2007;11:500-507.
9. Fernandez AZ Jr, DeMaria EJ, Tichansky DS, et al. Experience with over 3,000 open and laparoscopic bariatric procedures: multivariate analysis of factors related to leak and resultant mortality. Surg Endosc. 2004;18:193-197.
10. Benotti PN, Wood GC, Rodriguez H, et al. Perioperative outcomes and risk factors in gastric surgery for morbid obesity: a 9-year experience. Surgery. 2006;139:340-346.
11. Eppsteiner RW, Csikesz NG, McPhee JT, et al. Surgeon volume impacts hospital mortality for pancreatic resection. Ann Surg. 2009;249:635-640.
12. Eckstein HH, Bruckner T,Heider P, et al. The relationship between volume and outcome following elective open repair of abdominal aortic aneurysms (AAA) in 131 German hospitals. Eur J Vasc Endovasc Surg. 2007;34:260-266.
13. Wang YR, Dempsey DT, Friedenberg FK, et al. Trends of Heller myotomy hospitalizations for achalasia in theUnited States, 1993-2005: effect of surgery volume on perioperative outcomes. Am J Gastroenterol. 2008;103:2454-2464.
14. ACS BSCN Accreditation Program Manual. American College of Surgeons. Chicago, IL: Bariatric Surgery Center Network; 2010.
15. American Society for Bariatric Surgery. Guidelines for granting privileges in bariatric surgery. Obes Surg. 2003;13:238-239.
16. Wells G, Shea B, O'Connell D, et al. The Newcastle-Ottawa Scale (NOS) for assessing the quality of nonrandomised studies in meta-analyses 2010. Available at: http://www.ohri.ca/programs/clinical epidemiology/oxford.asp. Accessed June 8, 2011.
17. Morley P. Quality assessment for individual studies to be used for the review of the resuscitation science for 2010. 2008.Available at:www.heart.org. Accessed June 8, 2011.
18. Smith MD, Patterson E,WahedAS, et al.Relationship between surgeon volume and adverse outcomes after RYGB in Longitudinal Assessment of Bariatric Surgery (LABS) study. Surg Obes Relat Dis. 2010;6:118-125.
19. Flum DR, Dellinger EP. Impact of gastric bypass operation on survival: a population-based analysis. J Am Coll Surg. 2004;199:543-551.
20. Flum DR, Salem L, Elrod JAB, et al. Early mortality among Medicare beneficiaries undergoing bariatric surgical procedures. JAMA. 2005;294:1903-1908.
21. Kelles SMB, Barreto SM,GuerraHL. Mortality and hospital stay after bariatric surgery in 2,167 patients: influence of the surgeon expertise. Obes Surg. 2009;19:1228-1235.
22. Courcoulas A, Schuchert M, Gatti G, et al. The relationship of surgeon and hospital volume to outcome after gastric bypass surgery in Pennsylvania: a 3-year summary. Surgery. 2003;134:613-621; discussion 621-623.
23. Weller WE, Rosati C, Hannan EL. Relationship between surgeon and hospital volume and readmission after bariatric operation. J Am Coll Surg. 2007;204:383-391.
24. Birkmeyer NJ, Dimick JB, Share D, et al. Hospital complication rates with bariatric surgery in Michigan. JAMA. 2010;304:435-442.
25. Hollenbeak CS, Rogers AM, Barrus B, et al. Surgical volume impacts bariatric surgerymortality: a case for centers of excellence. Surgery. 2008;144:736-743.
26. Murr MM, Martin T, Haines K, et al. A state-wide review of contemporary outcomes of gastric bypass in Florida: does provider volume impact outcomes? Ann Surg. 2007;245:699-706.
27. Weller WE, Hannan EL. Relationship between provider volume and postoperative complications for bariatric procedures in New York State. J Am Coll Surg. 2006;202:753-761.
28. O'Rourke RW, Andrus J, Diggs BS, et al. Perioperative morbidity associated with bariatric surgery: an academic center experience. Arch Surg. 2006;141:262-268.
29. Voitk A, Tepp J Jr, Joffe J. Impartial long-termreviewof vertical banded gastroplasty in a low volume community hospital practice. Obes Surg. 2001;11:546-550.
30. Alami RS, Morton JM, Sanchez BR, et al. Laparoscopic Roux-en-Y gastric bypass at aVeteransAffairs and high-volume academic facilities: a comparison of institutional outcomes. Am J Surg. 2005;190:821-825.
31. Livingston EH. Bariatric surgery outcomes at designated centers of excellence vs nondesignated programs. Arch Surg. 2009;144:319-325; discussion 325.
32. DeMaria EJ, Pate V, Warthen M, et al. Baseline data from American Society for Metabolic and Bariatric Surgery-designated Bariatric Surgery Centers of Excellence using the Bariatric Outcomes Longitudinal Database. Surg Obes Relat Dis. 2010;6:347-355.
33. Ballantyne GH, Belsley S, Stephens D, et al. Bariatric surgery: low mortality at a high-volume center. Obes Surg. 2008;18:660-667.
34. Pratt GM, Learn CA, Hughes GD, et al. Demographics and outcomes at American Society for Metabolic and Bariatric Surgery Centers of Excellence. Surg Endosc. 2009;23:795-799.
35. Carbonell AM, Lincourt AE, Matthews BD, et al. National study of the effect of patient and hospital characteristics on bariatric surgery outcomes. Am Surg. 2005;71:308-314.
36. Encinosa WE, Bernard DM, Du D, et al. Recent improvements in bariatric surgery outcomes. Med Care. 2009;47:531-535.
37. Liu JH, Zingmond D, Etzioni DA, et al. Characterizing the performance and outcomes of obesity surgery in California. Am Surg. 2003;69:823-828.
38. Nguyen NT, Paya M, Stevens CM, et al. The relationship between hospital volume and outcome in bariatric surgery at academic medical centers. Ann Surg. 2004;240:586-593; discussion 593-594.
39. Kohn GP, Galanko JA, Overby DW, et al. High case volumes and surgical fellowships are associated with improved outcomes for bariatric surgery patients: a justification of current credentialing initiatives for practice and training. J Am Coll Surg. 2010;210:909-918.
40. Nguyen N, Higa K,Wilson S. Improving the quality of care in bariatric surgery: the volume and outcome relationship. Adv Surg. 2005;39:181-191.
41. Blackburn GL, Hutter MM, Harvey AM, et al. Expert panel on weight loss surgery: executive report update. Obesity. 2009;17:842-862.
42. Livingston EH. Relationship between surgeon volume and adverse outcomes after Roux-en-Y gastric bypass in Longitudinal Assessment of Bariatric Surgery (LABS) study. Surg Obes Relat Dis. 2010;6:587-588; author reply 588-589.
43. Livingston EH. High case volumes and bariatric surgery outcomes. J Am Coll Surg. 2010;211:687-688; author reply 688-689.
44. Livingston EH. Bariatric surgery centers of excellence do not improve outcomes. Arch Surg. 2010;145:605-606.
45. Livingston EH. Surgical volume impacts bariatric surgery mortality: a case for bariatric surgery centers of excellence. Surgery. 2010;147:751-753.
46. Livingston EH, Elliott AC, Hynan LS, et al. When policy meets statistics: the very real effect that questionable statistical analysis has on limiting health care access for bariatric surgery. Arch Surg. 2007;142:979-987.
47. Livingston EH. Development of bariatric surgery-specific risk assessment tool. Surg Obes Relat Dis. 2007;3:14-20; discussion 20.
48. Dimick JB, Osborne NH, Nicholas L, et al. Identifying high-quality bariatric surgery centers: hospital volume or risk-adjusted outcomes? J Am Coll Surg. 2009;209:702-706.
49. Dimick JB, Staiger DO, Baser O, et al. Composite measures for predicting surgical mortality in the hospital. Health Aff (Millwood). 2009;28:1189-1198.
50. Donabedian A. The quality of care. How can it be assessed? JAMA. 1988;260:1743-1748.
51. Ghaferi AA, Birkmeyer JD, Dimick JB. Variation in hospital mortality associated with inpatient surgery. N Engl J Med. 2009;361:1368-1375.
52. Silber JH, Williams SV, Krakauer H, et al. Hospital and patient characteristics associated with death after surgery. A study of adverse occurrence and failure to rescue. Med Care. 1992;30:615-629.
53. Kelly JJ, Shikora S, Jones DB, et al. Best practice updates for surgical care in weight loss surgery. Obesity. 2009;17:863-870.
54. Wallace AE, Young-Xu Y, Hartley D, et al. Racial, socioeconomic, and rural-urban disparities in obesity-related bariatric surgery. Obes Surg. 2010;20:1354-1360.
55. SteeleK.Hospital complication rates with bariatric surgery in Michigan centers of excellence: the emperor's new clothes. Arch Surg. 2011;146:254-255.
56. Morino M, Toppino M, Forestieri P, et al. Mortality after bariatric surgery: analysis of 13,871 morbidly obese patients from a national registry. Ann Surg. 2007;246:1002-1007; discussion 1007-1009.
57. Parker M, Loewen M, Sullivan T, et al. Predictors of outcome after obesity surgery inNewYork state from 1991 to 2003. Surg Endos. 2007;21:1482-1486.