Table 1.
Study cohort characteristics.
| Total patients included | 509 |
| Male | 363 |
| Female | 146 |
| Age (years) | |
| Mean | 56.4 |
| SD | 14.6 |
| Range | 17–95 |
| Height (cm) | |
| Mean | 175.0 |
| SD | 14.1 |
| Range | 88.9–203.2 |
| Mass (kg) | |
| Mean | 91.9 |
| SD | 24.2 |
| Range | 42.2–199.6 |
| Etiology (# of patients) | |
| Vascular disease/diabetes | 202 |
| Injury/trauma | 163 |
| Infection (without diabetes) | 48 |
| Cancer/tumor | 23 |
| Congenital/birth | 22 |
| Other | 30 |
| Unknown | 21 |
| Amputation level (# of patients) | |
| BK/Symes | 350 |
| AK/KD | 108 |
| PFA | 1 |
| Bilateral | 53 |
| AK-BK | 8 |
| AK-AK | 4 |
| BK-PFA | 4 |
| AK-PFA | 1 |
SD: standard deviation; BK: below knee; AK: above knee; KD: knee disarticulation; PFA: partial foot amputation.