Table 6.
Cox regression analysis with time-varying covariate of development of acute kidney injury showing the effect of five variables on the risk of death
| Variable | Coefficient | Standard Error | Wald | P value | Hazards ratio | 95% CI |
|---|---|---|---|---|---|---|
| Witnessed arrest | −0.485 | 0.218 | 4.968 | 0.026 | 0.615 | 0.402, 0.943 |
| Adrenaline dose ≥ 4 mg | 0.611 | 0.211 | 8.419 | 0.004 | 1.843 | 1.219, 2.784 |
| Coronary angiography | −1.629 | 0.468 | 12.138 | < 0.001 | 0.196 | 0.078, 0.490 |
| Shock | 1.446 | 0.374 | 14.976 | < 0.001 | 4.244 | 2.041, 8.826 |
| †T_COV_AKI | 1.034 | 0.279 | 13.746 | < 0.001 | 2.813 | 1.628, 4.859 |
P < 0.05 are presented in italics
†T_COV_AKI means time-varying covariate of AKI development
AKI acute kidney injury, CI confidence interval