TABLE.

Surgery vs medical therapy for diabetes: Gastric bypass and biliopancreatic diversion are more effective

	Gastric bypass (n=20)	Biliopancreatic diversion (n=20)	Medical therapy (n=20)
HbA1c at 2 years (%)	6.35±1.42* (n=19)	4.95±0.49 (n=19)	7.69±0.57 (n=18)
HbA1c change from baseline* (%)	–25.18±20.89	–43.01±9.64	–8.39±9.93
BMI change from baseline* (%)	–33.31±7.88	–33.82±10.17*	–4.73±6.37
Total cholesterol normalization† (%)	100*	100*	27.3

BMI, body mass index.

*P<0.01 for post hoc analysis comparing surgical arm to medical therapy.

^†Normalization of cholesterol was defined as a total cholesterol <201 mg/dL and HDL >40 mg/dL in men and >50 mg/dL in women (personal communication from author).