| Odds ratio* | 95% CI |
---|
OR waiting time | | |
| < 6 h | 4.89 | 1.22-19.67 |
| ≥ 6 h | 3.0 | 0.65-13.77 |
Type of fracture | | |
| Open fracture | 0.62 | 0.05-7.31 |
| Closed fracture | 5.68 | 1.88-17.13 |
- CI = confidence interval, OR = operating room. *Multivariate logistic regression analysis to adjust for age, Injury Severity Score, fracture type (open vs. closed), Gustilo classification, and OR waiting time was conducted, in which odds ratio was calculated with low preoperative lactate as a reference