Table 4.
Results of multivariable logistic regression analysis for factors affecting the occurrence of postoperative complications
| Risk factors | Odds ratio | 95% CI | p value |
|---|---|---|---|
| Day* | .014 | ||
| 11th–20th | 0.923 | 0.551–1.547 | .762 |
| 21th–31th | 1.697 | 1.042–2.763 | .033 |
| Fracture site† | .000 | ||
| Solitary mandible | 7.963 | 5.299–11.966 | .000 |
| Midface and mandible | 9.188 | 3.343–25.256 | .000 |
| Cranial bone-related | 1.534 | 0.188–12.522 | .690 |
| Cause‡ | .005 | ||
| Assault | 0.852 | 0.526–1.379 | .515 |
| Sports | 0.562 | 0.234–1.349 | .197 |
| TA | 2.456 | 1.453–4.152 | .001 |
| Flying object | 0.546 | 0.127–2.347 | .416 |
| Fall | 1.198 | 0.453–3.166 | .716 |
Hosmer–Lemeshow goodness-of-fit test, p = .935. Akaike information criterion, 836.547
CI confidence interval, TA traffic accident
*Compared to days 1–10
†compared to solitary fracture of the midface
‡compared to ground accident