Table 2 Univariate logistics regressions analysis of risk factors to closed comminuted calcaneal fracture patients with surgical site infection
Variables | OR | 95%CI | P |
|---|---|---|---|
Injury-surgery interval (days) | 1.116 | 0.992–1.256 | 0.068 |
High-fall injury | 4.727 | 2.236–9.996 | < 0.001 |
Operative time (minutes) | 1.042 | 1.024–1.060 | < 0.001 |
Operative blood loss (ml) | 1.011 | 1.003–1.018 | 0.005 |
Types of admission | 2.315 | 1.117–4.798 | 0.024 |
Surgical approach | 2.737 | 1.149–6.519 | 0.023 |
Prealbumin (mg/L) | 0.990 | 0.984–0.996 | 0.001 |
Albumin (g/L) | 0.919 | 0.853–0.990 | 0.026 |
A/G | 0.196 | 0.042–0.914 | 0.038 |
AST (U/L) | 1.026 | 1.002–1.050 | 0.031 |
Total bilirubin (umol/L) | 1.031 | 0.995–1.068 | 0.097 |
Direct Bilirubin (umol/L) | 1.162 | 1.024–1.319 | 0.020 |
Cystatin-C (mg/L) | 0.007 | 0.001–0.092 | < 0.001 |
CPK (U/L) | 1.001 | 1.000–1.002 | 0.022 |
LDH (U/L) | 1.007 | 1.000–1.015 | 0.059 |
Cholinesterase (U/L) | 1.000 | 1.000–1.000 | 0.017 |
Blood uric acid (umol/L) | 0.997 | 0.993–1.000 | 0.058 |
Eosinophilic granulocyte (10^9/L) | 0.008 | 0.001–0.553 | 0.026 |