aPartial remission of T2DM - no use of antidiabetics, hemoglobin A1c (HbA1c) level of less than 6.5%, and fasting plasma glucose (FPG) level of125 mg/dL or less
Complete remission of T2DM - no use of antidiabetics, HbA1c level of less than 5.7%, and FPG level of 100mg/dL or less
Missing data at follow-up were assumed to be no remission.
RYGB = Roux-en-Y gastric bypass, LAGB = laparoscopic gastric banding, LWLI = Lifestyle weight loss intervention (intensive)
The test of the difference between treatment group p-values are calculated for each time point as follows: year 1 p = <0.0001, year 2 p<0.0001, year 3 p = 0.0037.