|  | Deaths | Survivors |  |
---|---|---|---|---|
 |  | N = 20 | N = 164 | P value |
Age (years) | Mean | 66.6 | 66.1 | 0.55 |
Gender (%) | Â | Â | Â | Â |
 Male |  | 9 (45) | 111 (67.7) |  |
 Female |  | 11 (55) | 53 (32.3) |  |
Interval from contact or injury to presentation at ER (days) | Mean | 2.2 | 3.4 | 0.32 |
Interval from diagnosis at ER to first operation (hours) | Mean | 4.3 | 5.8 | 0.22 |
Underlying chronic disease (%) | Â | Â | Â | Â |
 Hepatic dysfunction and DM |  | 8 (40) | 30 (18.3) | 0.037* |
 Hepatic dysfunction alone |  | 7 (35) | 48 (29.3) | 0.61 |
 Diabetes Mellitus alone or with others |  | 1 (5) | 35 (21.3) | 0.13 |
 Chronic renal insufficiency |  | 1 (5) | 8 (4.9) |  |
 Heart disease |  | 2 (10) | 19 (11.6) |  |
 Cancer |  | 1 (5) | 8 (4.9) |  |
 Gout |  | 0 | 4 (2.4) |  |
 Nil |  | 0 | 12 (7.3) |  |
Wound location (%) | Â | Â | Â | 0.47 |
 Upper extremity |  | 10 (50) | 93 (56.7) |  |
 Lower extremity |  | 10 (50) | 61 (43.3) |  |
First operation | Â | Â | Â | 0.29 |
 Fasciotomy |  | 19 (95) | 162 (98.7) |  |
 Amputation |  | 1 (5) | 2 (1.3) |  |
Final operation after first fasciotomy (%) | Â | 19 | 162 | Â |
 Amputation |  | 2 (10.5) | 8 (4.9) |  |
 Split-thickness skin graft |  | 0 | 80 (49.4) |  |
 Flap |  | 0 | 6 (3.7) |  |
 Debridement |  | 8 (42.1) | 46 (28.4) |  |
 Without secondary operation |  | 9 (47.4) | 22 (13.6) |  |
Hospital days | Mean | 34.25 | 35.21 | 0.08 |