Table 1:
Characteristics and outcome of 93 consecutive lower limb amputee patients
| Variable | All (n = 93) | Amputation level |
P-value | |||
|---|---|---|---|---|---|---|
| Foot/toe (n = 15) | BKA (n = 31) | TKA (n = 8) | AKA (n = 39) | |||
| Age | 75.8 (11.4) | 73.8 (14.5) | 73.9 (12.6) | 74.9 (12.5) | 78.2 (8.4) | 0.369 |
| Women | 38 (41) | 3 (8) | 13 (34) | 2 (5) | 20 (53) | 0.151 |
| Men | 55 (59) | 12 (22) | 18 (33) | 6 (11) | 19 (34) | |
| From own home | 72 (77) | 14 (19) | 28 (39) | 3 (4) | 27 (38) | 0.003 |
| From nursery home | 21 (23) | 1 (5) | 3 (14) | 5 (24) | 12 (57) | |
| No previous amputation other limb | 75 (81) | 14 (19) | 25 (33) | 6 (8) | 30 (40) | 0.561 |
| Previous amputation contra lateral limb | 18 (19) | 1 (6) | 6 (33) | 2 (11) | 9 (50) | |
| Amputation due to | ||||||
| Vascular disease | 48 (52) | 7 (15) | 16 (33) | 5 (10) | 20 (42) | 0.955 |
| Diabetes mellitus (DM) | 17 (18) | 4 (24) | 5 (29) | 1 (6) | 7 (41) | |
| Vascular disease + DM | 22 (24) | 4 (18) | 7 (32) | 2 (9) | 9 (41) | |
| Emboli | 6 (6) | 0 | 3 (50) | 0 | 3 (50) | |
| Number of co-morbidities | ||||||
| 0–1 co-morbidities | 16 (17) | 2 (12) | 6 (38) | 1 (6) | 7 (44) | 0.966 |
| 2–3 co-morbidities | 57 (61) | 10 (17) | 20 (35) | 5 (9) | 22 (39) | |
| 4–5 co-morbidities | 20 (22) | 3 (15) | 5 (25) | 2 (10) | 10 (50) | |
| ASA score = 2 | 24 (26) | 5 (21) | 11 (46) | 0 | 8 (33) | 0.446 |
| ASA score = 3 | 58 (62) | 9 (16) | 17 (29) | 7 (12) | 25 (43) | |
| ASA score = 4 | 8 (9) | 0 | 3 (37) | 1 (13) | 4 (50) | |
| ASA score = 5 | 3 (3) | 1 (33) | 0 | 0 | 2 (67) | |
| Length of stay | 28.1 (22.3) | 32.8 (28.4) n = 11 | 35.4 (24.7) n = 24 | 8.5 (2.8) n = 6 | 24 (16.4) n = 27 | 0.032 |
BKA, below knee amputation; TKA, through knee amputation; AKA, above knee amputation; ASA, American Society of Anesthesiologists rating (1–5); 0, none. Categorical variables evaluated with chi square and continuous data with ANOVA. Data are presented as mean (standard deviation) or as number (percentage).