Table 2.
Socio-demographics and clinical features of patients undergoing bariatric surgery
| Variables | N = 240 |
|---|---|
| Age at surgery, years | |
| Mean ± SD | 44.8 ± 11.8 |
| Median (IQR) | 46.0 (36.0, 54.0) |
| Min, Max | (18.0, 70.0) |
| Gender, % | |
| Females | 173 (72.1%) |
| Males | 67 (27.9%) |
| Indigenous origin, % | |
| Yes | 30 (12.5%) |
| No | 210 (87.5%) |
| BMI at surgery, kg/m2 | |
| Mean ± SD | 49.1 ± 7.3 |
| Median (IQR) | 50.0 (45.0, 51.1) |
| Min, Max | (33.0, 75.1) |
| Smoking history, % | |
| Yes | 46 (19.2%) |
| No | 194 (80.8%) |
| Surgery type, % | |
| GB | 135 (56.3%) |
| SG | 96 (40.0%) |
| GBP | 9 (3.7%) |
| Waiting time for surgery, year | |
| Mean ± SD | 3.1 ± 2.9 |
| Median (IQR) | 1.4 (0.6, 5.9) |
| Min, max | (0.02, 10.7) |
| Operation time, min | |
| Mean ± SD | 100.2 ± 50.1 |
| Median (IQR) | 80.5 (69.0, 123.5) |
| Min, Max | (28.0, 502.0) |
| CCU admission frequency, % | |
| No admission | 196 (81.7%) |
| Once admission | 34 (14.2%) |
| Twice admission | 10 (4.1%) |
| Hospital length of stay, days | |
| Mean ± SD | 2.6 ± 3.3 |
| Median (IQR) | 2.0 (1.0, 3.0) |
| Min, Max | (1.0, 45.0) |
| Number of comorbidities | |
| 0 | 78 (32.5%) |
| 1 | 68 (28.3%) |
| ≥ 2 | 94 (39.2%) |
| Complications | |
| None | 198 (82.5%) |
| Clinical related | 29 (12.1%) |
| Surgical related | 13 (5.4%) |
BMI body mass index; CCU critical care unit; GB gastric banding; GBP gastric bypass; IQR interquartile range; SD standard deviation; SG sleeve gastrectomy