Table 1.
Demographics, clinical and thermogenic characteristics of the RYGB, AGB and Diet groups at baseline (modified from Campos et al.15).
| RYGB (n=12) |
AGB (n=8) |
Diet only (n=10) |
p value | |
|---|---|---|---|---|
| Female/Male | 9:3 | 7:1 | 6:4 | 0.42 |
| Age (years) | 47.4±8.7 | 49.0±10.7 | 40.2±13.4 | 0.19 |
| Weight (kg) | 138.0±21.6 | 120.5±17.5 | 134.7±16.9 | 0.14 |
| BMI (kg/m2) | 48.4±6.8 | 44.3±5.0 | 48.3±6.6 | 0.31 |
| % EBW | 55.4±6.4 | 51.4±6.3 | 55.3±6.8 | 0.34 |
| % Fat* | 48.6±6.8 | 48.1±5.4 | 46.8±4.7 | 0.78 |
| % LBM* | 49.2±6.7 | 49.6±5.1 | 51.1±4.5 | 0.75 |
| REE (kcal/d) | 2114±337 | 1837±154 | 2091±363 | 0.13 |
| Wt-REE | 15.1±1.2 | 15.4±1.9 | 15.8±1.3 | 0.60 |
| LBM-REE* | 32.0±4.0 | 32.4±4.4 | 32.7±2.1 | 0.92 |
RYGB = Roux-en-Y gastric bypass; AGB = adjustable gastric banding; kg = kilogram; BMI = body mass index; EBW = excess body weight; LBM = lean body mass; REE = resting energy expenditure; Wt-REE = weight-adjusted REE, kcal/kg/d; LBM-REE = LBM adjusted REE, kcal/kg/d.
*
fat and LBM by DXA (dual-energy X-ray absorptiometry)