Table 3.
Demographic data of the subgroups according to the BMI
| BMI < 25 kg/m2 (n = 12) | BMI ≥ 25 kg/m2 (n = 22) | p value | |
|---|---|---|---|
| BMI [kg/m2] mean ± SD (95%-CI) | 22.2 ± 2.1 ( (20.8–23.5) | 29.1 ± 3.0 (27.7–30.4) | 0.002b |
| Sex, n (%) | 0.7a | ||
| Male | 8 (66.7) | 17 (77.3) | |
| Female | 4 (33.3) | 5 (22.7) | |
| Side, n (%) | 0.049d | ||
| Left | 6 (50) | 15 (68.2) | |
| Right | 4 (33.3) | 7 (31.8) | |
| Bilateral | 2 (16.7) | 0 | |
| Reason for amputation, n (%) | 0.1d | ||
| Trauma | 10 (83.3) | 13 (59.1) | |
| Tumor | 0 (0) | 1 (4.5) | |
| Vascular disease | 1 (8.3) | 0 | |
| Iatrogenic complications | 1 (8.3) | 8 (36.4) | |
| Fracture, n (%) | 0.7a | ||
| Yes | 6 (50) | 9 (40.9) | |
| No | 6 (50) | 13 (59.1) | |
| Age [years] mean ± SD (95%-CI) | 46.1 ± 9.2 (40.2–52.0) | 50.2 ± 9.8 (45.9–54.5) | 0.2e |
| Age at amputation [years] mean ± SD (95%-CI) | 25.8 ± 11.2 (18.7–33.0) | 36.9 ± 12.4 (31.4–42.3) | < 0.001b |
| Months amputation to TOPS mean ± SD (95%-CI) | 204.7 ± 171.4 (95.6–313.6) | 119.7 ± 97.9 (76.4–163.2) | 0.1e |
| Use of prostheses [hours] mean ± SD (95%-CI) | 11.9 ± 4.9 (8.8–15.0) | 13.2 ± 3.5 (11.7–14.8) | 0.6b |
| ASA Score mean ± SD (95%-CI) | 1.9 ± 0.3 (1.7–2.1) | 2.1 ± 0.4 (1.9–2.2)** | 0.5d |
| CCI [%] mean ± SD (95%-CI) | 97.2 ± 1.0 (96.5–97.8) | 92.8 ± 10.7 (88.0–97.5)** | 0.1b |