Skip to main content
. 2016 Mar 22;26(9):2204–2212. doi: 10.1007/s11695-016-2083-6

Table 1.

Evaluated liver, cholestatic variables, and weight loss of Roux-en-Y gastric bypass and omega-loop gastric bypass from T0 to T12

T0 T3 T6 T12 p value** p value** p value**
n Mean STD p* n Mean STD p* n Mean STD p* n Mean STD p* time group group × timea
GGT [U/l] R 24 45 56 n.s. 22 23 15 <0.05 22 25 28 n.s. 24 24 30 n.s. <0.05 <0.01 n.s.
O 25 33 14 23 36 28 22 33 33 20 23 18
TG [mg/dl] R 25 161 72 n.s. 23 125.5 34.6 n.s. 22 112.5 30.8 <0.05 24 103.5 35.2 <0.01 <0.001 n.s. <0.05
O 25 125.4 54.4 25 135.7 54.4 22 94.3 18.4 21 74.9 21.5
Platelets [G/l] R 25 261 43.6 <0.05 22 279 57 n.s. 22 275 60 n.s. 24 280 60 n.s. n.s. <0.001 n.s.
O 25 294 54 25 266 53 22 270 58 20 274 67
PT [%] R 24 113 27 n.s. 22 110 26 n.s. 22 106 29 n.s. 24 113 29 <0.05 n.s. n.s. 0.05
O 25 125 16 25 103 20 22 104 19 20 97 17
hsCRP [mg/dl] R 24 1.6 2,4 n.s. 23 0.6 0.5 n.s. 22 0.6 1.1 n.s. 24 0.3 0.4 n.s. <0.001 n.s. n.s.
O 25 1.0 0.6 25 0.9 1.3 22 0.4 0.5 20 0.2 0.4
Glucose [mg/dl] R 10 7.5 2.6 n.s. 7 5.4 2.1 n.s. 15 3.6 1.4 n.s. 20 3.4 1.3 n.s. <0.001 n.s. n.s.
O 18 3.7 1.4 17 3.9 2.5 14 3.4 3.4 13 2.9 1.9
LF [%] R 24 1.1 0.4 <0.001 22 1.1 0.3 n.s. 22 1.1 0.2 n.s. 24 1.0 0.3 n.s. <0.02 n.s. n.s.
O 25 1.2 0.3 25 1.2 0.3 22 1.1 0.3 20 1.2 0.3
DRR [] R 25 99 16 n.s. 23 94 5 n.s. 22 90 7 n.s. 24 90 8 <0.01 <0.05 n.s. <0.05
O 25 99 10 25 94 9 22 86 8 21 86 11
Insulin [μU/ml] R 25 26 13 <0.05 23 15 4 <0.01 22 12 6 n.s. 24 10 5 n.s. n.s. n.s. n.s.
O 25 16 9 25 9 6 22 9 15 21 10 13
Weight loss [%] R – – 11 15.7 4.3 0.001 19 23.8 6.0 <0.001 23 29.7 9.2 <0.01 <0.001 <0.001 0.001
O – 16 23.3 5.5 23 33.5 6.6 16 37.9 6.5

R Roux-en-Y gastric bypass, O omega-loop gastric bypass, GGT gamma-glutamyltransferase, TG triglycerides, PT prothrombin time, hsCRP high-sensitive C-reactive protein, LF liver fat, DRR De Ritis ratio, n.s. not significant

*T and Mann-Whitney U tests comparing RYGB and OLGB at baseline (T0), after 3 (T3), 6 (T6), and 12 (T12) months; **linear mixed model; time differences over time course, group differences within the groups, group × time changes over the time course and between group