inputs: At the fifth year, compared to the sleeve gastrectomy group, the bypass surgery group had lost more weight (18.7 vs 14.2 kg), achieved larger drops in BMI (7.4 vs 5.1) and in hemoglobin A1c (3.1 percent vs 2.1 percent) and were more likely to have complete diabetes remission (46.9 percent vs 16.7 percent).