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. 2021 Jan 22;17(5):956–962. doi: 10.1016/j.soard.2021.01.019

Table 5.

Weight loss and lab value results

Variable 1 yr, n = 295, mean (SD) 2 yr, n = 276, mean (SD) 3 yr, n = 271, mean (SD) 4 yr, n = 160, mean (SD) 5 yr, n = 240, mean (SD)
%EWL 39.0 (19.29) 42.6 (22.29) 41.2 (24.87) 37.4 (27.44) 35.6 (26.84)
Reduction in BMI, kg/m2 −7.80 (3.94) −8.46 (4.52) −8.21 (4.96) −7.59 (5.57) −7.01 (5.45)
Reduction in absolute weight, kg −49.36 (26.16) −52.30 (28.02) −50.46 (30.52) −46.74 (33.80) −43.13 (32.49)
% With total weight reduction 17.86 (8.70) 19.24 (9.85) 18.58 (10.93) 17.02 (12.11) 16.0 4 (11.92)
Reduction in HbA1C −.40 (.69) −.41 (.75) −.27 (.67) −.43 (.57) −.22 (.82)
Increase in HDL, mg/dL 7.6 (9.12) 11.4 (9.46) 10.2 (10.02) 9.4 (11.44) 9.3 (11.51)
Reduction in LDL, mg/dL −3.8 (27.31) −6.7 (27.68) −8.2 (29.14) −12.2 (31.17) −7.3 (31.90)
Reduction in triglycerides, mg/dL −42.0 (85.54) −43.4 (89.63) −41.6 (83.71) −25.1 (122.66) −28.2 (110.15)

SD = standard deviation; EWL = excess weight loss; BMI = body mass index; HbA1C = glycated hemoglobin; HDL = high-density lipoprotein; LDL = low-density lipoprotein.