Table 3.
Risk factors for empyema after diaphragmatic trauma. Logistic regression analysis
| Variable | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
| O.R (95% C.I.) | p | O.R (95% C.I.) | p | |
| Sex (female) | 0.851 (0.186–3.895) | 0.835 | ||
| Age, years | 0.978 (0.930–1.028) | 0.376 | ||
| Gunshot wound | 3.389 (0.760–15.111) | 0.110 | ||
| GCS | 0.889 (0.761–1.039) | 0.140 | ||
| RR | 0.927 (0.846–1.015) | 0.101 | ||
| RTS | 0.685 (0.460–1.022) | 0.064 | ||
| Facial trauma | 1.523 (1.085–2.139) | 0.015 | ||
| Thorax AIS > 3 | 3.719 (1.396–9.912) | 0.009 | 4.270 (1.554–11.735) | 0.005 |
| ISS | 1.024 (0.987–1.063) | 0.200 | ||
| NISS | 1.046 (1.016–1.078) | 0.003 | 1.030 (0.996–1.066) | 0.081 |
| ATI | 1.027 (0.999–1.055) | 0.055 | ||
| OIS severity of the diaphragmatic injury | 1.037 (0.564–1.909) | 0.907 | ||
| Hollow viscus injury | 1.052 (0.998–1.109) | 0.061 | ||
| Stomach injury | 2.492 (0.967–6.418) | 0.059 | ||
| Colon injury | 1.302 (0.472–3.590) | 0.610 | ||
| Liver injury | 0.856 (0.296–2.477) | 0.774 | ||
| Spleen injury | 1.824 (0.699–4.754) | 0.219 | ||
| Pancreas injury | 3.665 (1.191–11.285) | 0.024 | ||
| Visible contamination | 2.880 (1.002–8.278) | 0.050 | 3.338 (1.127–9.888) | 0.030 |
| Transdiaphragmatic lavage | 4.550 (1.739–11.904) | 0.002 | ||
GCS, Glasgow coma scale; RR, respiratory rate; RTS, revised trauma score; AIS, abbreviated injury scale; ISS, injury severity score; NISS, new injury severity score; ATI, abdominal trauma index; OIS, organ injury scale