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Patient Characteristics (n=1565)
| Characteristic | Value |
|---|---|
| Mean age (SD), yr | 60.4 (16.2) |
| Male sex, n(%) | 1021 (65) |
| Race, n(%) | |
| White | 1229 (83) |
| NonWhite | 261 (18) |
| Bilateral, n(%) | 42 (2.7) |
| Conversion to above knee amputation | 75 (4.8) |
| Indication for amputation, n(%) | |
| Peripheral vascular disease | 643 (41) |
| Infection | 625 (40) |
| Trauma | 152 (9.7) |
| Oncology | 97 (6.2) |
| Other | 48 (3.1) |
| Amputation level, n(%) | |
| Above the knee | 590 (38) |
| Knee disarticulation | 19 (1.2) |
| Below the knee | 956 (61) |
