Table 4.
Multivariable logistic regression model of potential risk factors of SSI compared between ORIF and fracturoscopy
| OR | 95% CI | p value | ||
|---|---|---|---|---|
| Fracturoscopy | 0.65 | 0.07 | 5.68 | 0.69 |
| BMI (per 5 kg/m2) | 1.35 | 1.08 | 1.67 | 0.006 |
| Smoker (vs. none) | 2.16 | 1.25 | 3.73 | 0.005 |
| Immune suppression | 5.53 | 1.59 | 19.3 | 0.006 |
| Compartment syndrome | 6.64 | 3.65 | 121 | 0.000 |
| Polytrauma | 2.05 | 1.02 | 4.12 | 0.039 |
| Open fracture | 2.43 | 1.08 | 5.47 | 0.029 |
| Comorbidities | ||||
| 1–3 | 1.64 | 0.93 | 2.90 | 0.081 |
| 4–5− | 6.02 | 2.47 | 14.7 | 0.000 |
| 6 + | 7.63 | 2.01 | 28.9 | 0.002 |
| AO category (C vs. B) | 3.16 | 1.74 | 5.73 | 0.000 |
| Night-time | 6.15 | 3.60 | 10.5 | 0.000 |
The reference category for co-morbidities was ‘none’
OP operation, OR odds ratio, CI confidence interval, BMI body mass index