Variables | All patients (n = 364) | Patients without SSI (n = 342) | Patients with SSI(n = 22) | p value |
---|---|---|---|---|
Gender (males),n(%) | 193(53.0) | 177(51.8) | 16(72.7) | 0.056c |
Age (years), median | 54 | 55 | 48 | 0.186b |
Age (years) | 0.192c | |||
18–45, n(%) | 111(30.5) | 103(30.1) | 8(36.4) | |
46–59, n(%) | 105(28.8) | 96(28.1) | 9(40.9) | |
≥ 60, n(%) | 148(40.7) | 143(41.8 | 5(22.7) | |
Location (rural), n(%) | 262(72.0) | 242(70.8) | 20(90.9) | 0.041c* |
BMI (kg/m2), mean ± SD | 25.6 ± 4.1 | 25.6 ± 4.2 | 26.1 ± 4.0 | 0.454a |
Obesity (BMI ≥ 28), n(%) | 70(19.2) | 61(17.8) | 9(40.9) | 0.084c |
Diabetes mellitus, n(%) | 86(23.6) | 81(23.7) | 5(22.7) | 0.918c |
Hypertension, n(%) | 95(26.1) | 89(26.0) | 6(27.3) | 0.897c |
Cardiovascular diseases, n(%) | 54(14.8) | 52(15.2) | 2(10.5) | 0.578c |
History of previous operation, n(%) | 115(31.6) | 110(32.2) | 5(22.7) | 0.356c |
Smoking, n(%) | 50(13.7) | 42(12.3) | 8(36.4) | 0.004c* |
Alcohol consumption, n(%) | 58(15.9) | 49(14.3) | 9(15.5) | 0.003c* |
Open fracture, n(%) | 86(23.6) | 69(20.2) | 17(77.3) | < 0.001c* |
Mechanism (high energy), n(%) | 232(63.7) | 212(62.0) | 20(90.9) | 0.006c* |
Side (left), n(%) | 215(59.1) | 201(58.8) | 14(63.6) | 0.653c |
Concurrent fractures (≥ 2 sites), n(%) | 176(48.4) | 158(44.2) | 18(81.8) | 0.001c* |