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. 2021 Jul 20;31(10):4236–4242. doi: 10.1007/s11695-021-05555-y

Table 2.

Weight loss

Variables 1 year 2 years 3 years
N 596 543 465
BMI, kg/m2 29 ± 4 28 ± 4 29 ± 4
∆ BMI, kg/m2 13 ± 3 14 ± 4 13 ± 4
WL, kg 39 ± 10 41 ± 13 37 ± 13
%EWL 80 ± 20 84 ± 23 77 ± 24
%TWL 31 ± 7 33 ± 9 30 ± 9

Values are mean ± standard deviation

BMI, body mass index; WL, weight loss; EWL, excess weight loss; TWL, total weight loss