RESULTS	Exploratory analyses demonstrated that glucose values 2 h after a 75 gm glucose challenge were significantly lower at week 12 compared with baseline values in the HSG group ( -1.13 2.58 mmol/L , p = 0.02 ) , and a similar trend was noted in the RSG group ( -0.77 2.07 mmol/L , p = 0.06 ) , while no significant change was seen in the DCG group ( -0.15 2.27 mmol/L , p = 0.530 ) .\