BMI pre-op: 49.5

BMI 9 months post-op: 29

Excess body weight loss: 82%

BMI pre-op: 52.8

BMI 2 years post-op: 25

Excess body weight loss: 98%

BMI pre-op: 63.8

BMI 3 years 2 months post-op: 31

Excess body weight loss: 83%

BMI pre-op: 44

BMI 1 year 9 months post-op: 23

Excess body weight loss: 103%

BMI pre-op: 53.3

BMI 1 year 7 months post-op: 31

Excess body weight loss: 72%

BMI pre-op: 59.5

BMI 2 years 4 months post-op: 30

Excess body weight loss: 81%

BMI pre-op: 42.7

BMI 1 year 2 months post-op: 22

Excess body weight loss: 105%

BMI pre-op: 56.6

BMI 2 years 7 months post-op: 25

Excess body weight loss: 95%

BMI pre-op: 77

BMI 1 year 8 months post-op: 31

Excess body weight loss: 88%

BMI pre-op: 65.9

BMI 1 year post-op: 31

Excess body weight loss: 81%