Table 1: Clinical characteristics at baseline for patients, preoperatively to RYGBP and BPD-DS surgery and 1 and 3 years of followup after surgery.

RYGBP baseline BPD-DS baselineRYGBPBPD-DSRYGBPBPD-DS for difference at baseline
1 year1 year3 years3 years

Gender (women/men)18/35/518/35/518/35/5
Age (years)45.7 (9.7)37.0 (6.5)0.017
Height (cm)168.4 (6.2)173.0 (10.1)0.119
Weight (kg)120.0 (16.4)161.3 (26.7)84.0 (13.6)92.9 (21.4)90.8 (16.0)91.9 (25.8)<0.001
BMI (kg/m2)42.3 (5.2)53.5 (3.8)29.7 (4.6)30.7 (4.6)32.1 (5.3)30.2 (5.0)<0.001
Platelet counts (×109/L) 297 (58) 308 (55)266 (44)240 (40)292 (64)244 (56)0.645
P-GGT (μkatal/L) 0.65 (0.42) 0.87 (0.71)0.28 (0.19)0.39 (0.30)0.31 (0.24)0.32 (0.30)0.334
P-ALT (μkatal/L) 0.62 (0.25) 0.79 (0.39)0.34 (0.18)0.43 (0.18)0.24 (0.10)0.41 (0.13)0.154

Data shown are arithmetic means (±SD).
BMI: body mass index, GGT: gamma-glutamyltransferase, ALT: alanine aminotransferase, and P: plasma.