Table 3 Multivariate modified Poisson regression analysis to determine the factors that influence unfavorable outcomes
Variable | Category | IRR | 95%CI | P-value |
|---|---|---|---|---|
Cause of trauma | RTA | 1 | ||
Assault | 0.63 | 0.34–1.16 | 0.138 | |
Fall | 1.28 | 0.27–5.98 | 0.754 | |
Others | 0.78 | 0.39–1.59 | 0.497 | |
Oxygen saturation | < 90% | 1 | ||
> 90% | 0.50 | 0.26–0.94 | 0.032 | |
Systolic BP | < 90 | 1 | ||
> 90 | 0.88 | 0.26–0.94 | 0.032 | |
GCS | Mild TBI | 1 | ||
Moderate TBI | 4.57 | 1.15–18.06 | 0.030 | |
Severe TBI | 6.79 | 2.32–19.86 | <0.001 | |
Diagnosis | ASDH | 1 | ||
AEDH | 0.53 | 0.30–0.92 | 0.025 |