Gupta PK et al. Development and validation of a bariatric surgery morbidity risk calculator using the prospective, multicenter NSQIP dataset. J Am Coll Surg. 2011;212(3):301–9.
Article
PubMed
Google Scholar
Ramanan B et al. Development and validation of a bariatric surgery mortality risk calculator. J Am Coll Surg. 2012;214(6):892–900.
Article
PubMed
Google Scholar
Dorman RB et al. Bariatric surgery outcomes in the elderly: an ACS NSQIP study. J Gastrointest Surg. 2012;16(1):35–44. discussion 44.
Article
PubMed
Google Scholar
DeMaria EJ et al. Validation of the obesity surgery mortality risk score in a multicenter study proves it stratifies mortality risk in patients undergoing gastric bypass for morbid obesity. Ann Surg. 2007;246(4):578–82. discussion 583–4.
Article
PubMed
Google Scholar
Varela JE, Wilson SE, Nguyen NT. Outcomes of bariatric surgery in the elderly. Am Surg. 2006;72(10):865–9.
PubMed
Google Scholar
Carlin AM et al. The comparative effectiveness of sleeve gastrectomy, gastric bypass, and adjustable gastric banding procedures for the treatment of morbid obesity. Ann Surg. 2013;257(5):791–7.
Article
PubMed
Google Scholar
Trastulli S et al. Laparoscopic sleeve gastrectomy compared with other bariatric surgical procedures: a systematic review of randomized trials. Surg Obes Relat Dis. 2013;9(5):816–29.
Article
PubMed
Google Scholar
Bellanger DE, Greenway FL. Laparoscopic sleeve gastrectomy, 529 cases without a leak: Short-term results and technical considerations. Obes Surg. 2011;21(2):146–50.
Article
PubMed
Google Scholar
Hutter MM et al. First report from the American College of Surgeons Bariatric Surgery Center Network: laparoscopic sleeve gastrectomy has morbidity and effectiveness positioned between the band and the bypass. Ann Surg. 2011;254(3):410–20. discussion 420–2.
Article
PubMed Central
PubMed
Google Scholar
Birkmeyer NJ et al. Hospital complication rates with bariatric surgery in Michigan. JAMA. 2010;304(4):435–42.
Article
CAS
PubMed
Google Scholar
Menenakos E et al. Laparoscopic sleeve gastrectomy performed with intent to treat morbid obesity: a prospective single-center study of 261 patients with a median follow-up of 1 year. Obes Surg. 2010;20(3):276–82.
Article
PubMed
Google Scholar
Sanchez-Santos R et al. Short- and mid-term outcomes of sleeve gastrectomy for morbid obesity: the experience of the Spanish National Registry. Obes Surg. 2009;19(9):1203–10.
Article
PubMed
Google Scholar
Helmio M et al. Comparison of short-term outcome of laparoscopic sleeve gastrectomy and gastric bypass in the treatment of morbid obesity: a prospective randomized controlled multicenter SLEEVEPASS study with 6-month follow-up. Scand J Surg. 2014;103(3):175–81.
Article
CAS
PubMed
Google Scholar
Ritz P, et al. Benefits and risks of bariatric surgery in patients aged more than 60 years. Surg Obes Relat Dis. 2014.
Spaniolas K et al. Early morbidity and mortality of laparoscopic sleeve gastrectomy and gastric bypass in the elderly: a NSQIP analysis. Surg Obes Relat Dis. 2014;10(4):584–8.
Article
PubMed
Google Scholar
Lynch J, Belgaumkar A. Bariatric surgery is effective and safe in patients over 55: a systematic review and meta-analysis. Obes Surg. 2012;22(9):1507–16.
Article
PubMed
Google Scholar
Turrentine FE et al. Surgical risk factors, morbidity, and mortality in elderly patients. J Am Coll Surg. 2006;203(6):865–77.
Article
PubMed
Google Scholar
Yanquez FJ et al. Synergistic effect of age and body mass index on mortality and morbidity in general surgery. J Surg Res. 2013;184(1):89–100.
Article
PubMed
Google Scholar
Curiel-Balsera E et al. Mortality and complications in elderly patients undergoing cardiac surgery. J Crit Care. 2013;28(4):397–404.
Article
PubMed
Google Scholar
Birkmeyer JD et al. Blueprint for a new American College of Surgeons: National Surgical Quality Improvement Program. J Am Coll Surg. 2008;207(5):777–82.
Article
PubMed
Google Scholar
Henderson WG, Daley J. Design and statistical methodology of the National Surgical Quality Improvement Program: why is it what it is? Am J Surg. 2009;198(5 Suppl):S19–27.
Article
PubMed
Google Scholar
Merkow RP et al. Relevance of the c-statistic when evaluating risk-adjustment models in surgery. J Am Coll Surg. 2012;214(5):822–30.
Article
PubMed
Google Scholar
Paul P, Pennell ML, Lemeshow S. Standardizing the power of the Hosmer-Lemeshow goodness of fit test in large data sets. Stat Med. 2013;32(1):67–80.
Article
PubMed
Google Scholar
Finks JF et al. Predicting risk for venous thromboembolism with bariatric surgery: results from the Michigan Bariatric Surgery Collaborative. Ann Surg. 2012;255(6):1100–4.
Article
PubMed
Google Scholar
Lee WJ et al. Gastric bypass vs sleeve gastrectomy for type 2 diabetes mellitus: a randomized controlled trial. Arch Surg. 2011;146(2):143–8.
Article
PubMed
Google Scholar
Karamanakos SN et al. Weight loss, appetite suppression, and changes in fasting and postprandial ghrelin and peptide-YY levels after Roux-en-Y gastric bypass and sleeve gastrectomy: a prospective, double blind study. Ann Surg. 2008;247(3):401–7.
Article
PubMed
Google Scholar
Himpens J, Dapri G, Cadiere GB. A prospective randomized study between laparoscopic gastric banding and laparoscopic isolated sleeve gastrectomy: Results after 1 and 3 years. Obes Surg. 2006;16(11):1450–6.
Article
PubMed
Google Scholar
Li JF et al. Comparison of laparoscopic Roux-en-Y gastric bypass with laparoscopic sleeve gastrectomy for morbid obesity or type 2 diabetes mellitus: a meta-analysis of randomized controlled trials. Can J Surg. 2013;56(6):E158–64.
Article
PubMed Central
PubMed
Google Scholar
Peterli R et al. Early results of the Swiss Multicentre Bypass or Sleeve Study (SM-BOSS): a prospective randomized trial comparing laparoscopic sleeve gastrectomy and Roux-en-Y gastric bypass. Ann Surg. 2013;258(5):690–4. discussion 695.
Article
PubMed Central
PubMed
Google Scholar
Flum DR et al. Early mortality among Medicare beneficiaries undergoing bariatric surgical procedures. JAMA. 2005;294(15):1903–8.
Article
CAS
PubMed
Google Scholar
O'Keefe KL, Kemmeter PR, Kemmeter KD. Bariatric surgery outcomes in patients aged 65 years and older at an American Society for Metabolic and Bariatric Surgery Center of Excellence. Obes Surg. 2010;20(9):1199–205.
Article
PubMed
Google Scholar
Livingston EH et al. Male gender is a predictor of morbidity and age a predictor of mortality for patients undergoing gastric bypass surgery. Ann Surg. 2002;236(5):576–82.
Article
PubMed Central
PubMed
Google Scholar
Sugerman HJ et al. Effects of bariatric surgery in older patients. Ann Surg. 2004;240(2):243–7.
Article
PubMed Central
PubMed
Google Scholar
Finks JF et al. Predicting risk for serious complications with bariatric surgery: Results from the Michigan Bariatric Surgery Collaborative. Ann Surg. 2011;254(4):633–40.
Article
PubMed
Google Scholar