Table 1.
Baseline characteristics
| GB mean (SD) | GB n | SG mean (SD) | SG n | p value | |
|---|---|---|---|---|---|
| Female (%) | 80 | 383 | 77 | 336 | 0.17 |
| Age (years) | 43.7 (11.2) | 383 | 45.1 (10.7) | 336 | 0.13 |
| Weight (kg) | 133.1 (26.9) | 383 | 141.2 (29.1) | 336 | <0.0001 |
| BMI (kg/m2) | 47.2 (7.8) | 383 | 49.7 (8.8) | 336 | <0.0001 |
| Systolic BP (mmHg) | 137.2 (18.5) | 372 | 137.7 (18.5) | 313 | 0.46 |
| Hemoglobin A1C (%) | 6.7 (1.4) | 149 | 6.7 (1.3) | 123 | 0.86 |
| Vitamin D (ng/mL) | 29.6 (14.6) | 268 | 29.2 (14.0) | 270 | 0.92 |
| Vitamin B12 (pg/mL) | 538.7 (233.1) | 168 | 587.5 (287.9) | 101 | 0.20 |
| Hemoglobin (g/dL) | 13.3 (1.4) | 383 | 13.3 (1.2) | 330 | 0.19 |
| Creatinine (mg/dL) | 0.84 (0.19) | 379 | 0.84 (0.22) | 330 | 0.14 |
| Total cholesterol (mg/dL) | 180.1 (33.9) | 52 | 174.4 (34.3) | 55 | 0.49 |
GB Roux-en-Y gastric bypass, SD standard deviation, SG sleeve gastrectomy