Table 6.6-1. Comparison of outcomes of selected bariatric surgeries

Procedure

Gastric band

Sleeve gastrectomy

Roux-en-Y gastric bypass

Duodenal switch

TBWL

10%-15%

20%-25%

30%-35%

40%

EWL

40%-50%

50%-70%

65%-70%

70%-90%

BMI change

7-10 points

12-16 points

12-16 points

>16 points

Improvement or resolution of diabetes

45%

80%

80%

99%

Improvement or resolution of hypertension

20%

30%

40%

60%

Improvement or resolution of dyslipidemia

Significant reduction in TC, LDL-C, TG and significant increase HDL-C.  Greater benefit following duodenal switch and gastric bypass

Improvement or resolution of OSA

Conflicting results. Overall significant reduction in apnea-hypopnea index and Epworth sleepiness scale score

30-day mortality rate

0.01%

0.1%

0.2%

0.2%-0.6%

BMI, body mass index; EWL, excess weight loss; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; OSA, obstructive sleep apnea; TBWL, total body weight loss; TC, total cholesterol; TG, triglycerides.