| Outcome | P value | OR | 95% C. I for OR | |
---|---|---|---|---|---|
Died n (%) | Survived n (%) | ||||
Age group (years) | |||||
 Elderly (≥ 65) | 23 (29.5) | 55 (70.5) | 0.045 | 3.624 | 1.997–13.171 |
 Middle-aged (45–64) | 43 (23.8) | 138 (76.2) | 0.117 | 2.700 | 0.779–9.361 |
 Young (< 45) | 3 (10.3) | 26 (89.7) |  |  |  |
Gender | |||||
 Male | 40 (25.6) | 116 (74.4) | 0.467 | 1.225 | 0.709–2.116 |
 Female | 29 (22.0) | 103 (78.0) |  |  |  |
Cigarette smoking | |||||
 Ex | 8 (23.5) | 26 (76.5) | 0.873 | 0.933 | 0.401–2.172 |
 Current | 1 (8.3) | 11 (91.7) | 0.222 | 0.276 | 0.035–2.181 |
 Never | 60 (24.8) | 182 (75.2) |  |  |  |
DM duration (months) | |||||
 ≤ 120 | 42 (19.7) | 171 (80.3) | 0.005 | 0.437 | 0.245–0.780 |
 > 120 | 27 (36.0) | 48 (64.0) |  |  |  |
Ulcer > 1 month | |||||
 Yes | 56 (27.9) | 145 (72.1) | 0.020 | 2.198 | 1.130–4.276 |
 No | 13 (14.9) | 74 (85.1) |  |  |  |
Ulcer grade (Wagner) | |||||
 ≥ grade 3 | 66 (28.8) | 163 (71.2) | 0.001 | 7.558 | 2.285–24.999 |
 < grade 3 | 3 (5.1) | 56 (94.9) |  |  |  |
Neuropathy | |||||
 Yes | 52 (23.4) | 170 (76.6) | 0.697 | 0.882 | 0.468–1.661 |
 No | 17 (25.8) | 49 (74.2) |  |  |  |
Peripheral artery disease | |||||
 Yes | 46 (30.9) | 103 (69.1) | 0.005 | 2.252 | 1.278–3.969 |
 No | 23 (16.5) | 116 (83.5) |  |  |  |
Foot Gangrene | |||||
 Yes | 59 (38.3) | 95 (61.7) | < 0.001 | 7.701 | 3.743–15.846 |
 No | 10 (7.5) | 124 (92.5) |  |  |  |
Wound infection | |||||
 Yes | 58 (26.1) | 164 (73.9) | 0.117 | 1.768 | 0.867–3.608 |
 No | 11 (16.7) | 55 (83.3) |  |  |  |
Previous foot ulcer | |||||
 Yes | 23 (27.1) | 62 (72.9) | 0.426 | 1.266 | 0.709–2.262 |
 No | 46 (22.7) | 157 (77.3) |  |  |  |
Amputation | |||||
 Yes | 30 (27.8) | 78 (72.2) | 0.240 | 1.391 | 0.802–2.411 |
 No | 39 (21.7) | 141 (78.3) |  |  |  |