Table 1. Patient characteristics by surgery type.
| Surgery | N | Gender (%) | Age (years) | Months post-surgery | Pre-BMI | Post-BMI | %EBMILa |
|---|---|---|---|---|---|---|---|
| GB | 46 | M=30.4 | 43.5±9.9 | 19.4±9.5 | 46.6±5.1 | 31.0±4.5b | 70.1 |
| F=69.6 | |||||||
| BPD/DS | 18 | M=38.9 | 41.4±7.4 | 26.0±11.5 | 56.9±12.4 | 29.7±5.9b | 86.2 |
| F=61.1 | |||||||
| LAGB | 18 | M=16.7 | 41.3±11.0 | 22.1±8.3 | 45.3±3.9 | 38.3±4.6b | 33.0 |
| F=83.3 | |||||||
| SG | 23 | M=21.7 | 46.9±13.9 | 36.1±18.4 | 58.0±10.3 | 41.7±7.7b | 48.7 |
| F=78.3 | |||||||
| Total | 105 | M=27.6 F=72.4 | 43.5±10.8 | 24.6±13.6 | 50.7±9.6 | 34.3±7.3b | 61.8% |
| Significance | P=0.42 | P=0.30 | P<0.0001c | P<0.0001c | P<0.0001c | P<0.0001c |
Abbreviations: ANOVA, analysis of variance; BMI, body mass index; BPD/DS, biliopancreatic diversion with duodenal switch; %EBMIL, % excess BMI loss; F, female; GB, gastric bypass; LAGB, adjustable gastric band; SG, sleeve gastrectomy.
% Excess BMI Loss
P<0.0001 by paired t-test for each group pre- and post-surgery.
P<0.0001 by ANOVA test.