Table 2.
Multivariate logistic regression analysis.
| Risk factor | Coef (β) | Wald-χ2 | p value | OR | 95% CI for OR |
|---|---|---|---|---|---|
| Intercept | -5.0642 | -11.37 | <.0001 | — | — |
| Age | 0.0192 | 7.16 | <.0001 | 1.02 | 1.01-1.02 |
| BMI | 0.0484 | 4.05 | <.0001 | 1.05 | 1.03-1.07 |
| Energy | 0.4054 | 3.51 | 0.0004 | 1.45 | 1.16-1.88 |
| Fracture fixation type | |||||
| External fixation | Ref | ||||
| Other types | 0.3807 | 1.38 | 0.1677 | 1.46 | 0.85-2.51 |
| Internal fixation | 0.9015 | 3.63 | 0.0003 | 2.46 | 1.51-4.01 |
| Blood transfusion during hospitalization | 0.3868 | 4.26 | <.0001 | 1.47 | 1.23-1.76 |
| Anticoagulation drugs | 1.1537 | 6.49 | <.0001 | 3.17 | 2.24-4.49 |