Table 3.
Characteristics of AKI-related variables and their association with mortality on univariate and multivariate logistic regression analysis
| Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|
| OR | 95% CI | p | OR | 95% CI | p | |
| AKI occurrence | 8.017 | 4.266–15.065 | <0.001 | 3.792 | 1.540–9.341 | 0.004 |
| AKI duration | 1.512 | 1.187–1.926 | 0.001 | 1.083 | 0.957–1.225 | 0.206 |
| Highest AKI stage | 3.307 | 2.166–5.049 | <0.001 | 3.122 | 1.669–5.837 | <0.001 |
| AKI burden | 1.261 | 1.099–1.447 | 0.001 | 1.062 | 0.974–1.158 | 0.171 |
Note: Multivariate logistic regression adjusted for GCS, ISS, injury cause, heart rate, glucose, platelets, hemoglobin, serum creatinine, subdural hematoma, subarachnoid hemorrhage, and diffuse axonal injury.