Table I.
Preoperative characteristics of patients
| Variable | All patients | Comparative groups | Difference between groups, p | |
|---|---|---|---|---|
| SAGB | MiniMizer Extra | |||
| Number of patients | 103 | 49 | 54 | 0.622 |
| Females/males, n (%) | 69/34 | 31/18 | 38/16 | 0.530 |
| (67/33) | (63.3/36.7) | (70.4/29.6) | ||
| Age [years] | 45.9 ±11.7 | 46.1 ±11.5 | 45.8 ±11.9 | 0.869 |
| (21-70) | (21-67) | (22-70) | ||
| IBW [kg] | 137.6 ±24.4 | 141.9 ±24.2 | 133.8 ±24.1 | 0.093 |
| (87.4-199.3) | (87.4-199.3) | (88.5-196.5) | ||
| IFM [kg] | 60.4 ±12.9 | 61.5 ±13.3 | 59.4 ±12.7 | 0.417 |
| (33.4-95.5) | (37.3-95.5) | (33.4-85) | ||
| %IFM [%] | 43.9 ±5.5 | 43.3 ±5.7 | 44.5 ±5.3 | 0.273 |
| (30-50) | (31-50) | (30-50) | ||
| IBMI [kg/m2] | 47.5 ±7.3 | 48.6 ±7.9 | 46.5 ±6.7 | 0.157 |
| (35-68.3) | (35-68.3) | (35-62.4) | ||
| IFMI [kg/m2] | 21.1 ±4.9 | 21.3 ±5.3 | 20.9 ±4.6 | 0.703 |
| (11.8-34.1) | (13.1-34.1) | (11.8-31.2) | ||
| IEW [kg] | 64.9 ±21.2 | 68.5 ±22.1 | 61.8 ±20.0 | 0.107 |
| (24.9-116.5) | (24.9-116.5) | (25.3-114.6) | ||
| IEBMI [kg/m2] | 22.5 ±7.4 | 23.6 ±7.9 | 21.5 ±6.7 | 0.157 |
| (10-43.3) | (10-43.3) | (10-37.4) | ||
IBW – initial body weight, IFM – initial fat mass, %IFM – percentage of initial fat mass, IBMI – initial body mass index, IFMI – initial fat mass index, IEW – initial excess weight, IEBMI – initial excess body mass index. Data are given as mean ± SD (range) unless otherwise indicated