Table 2.
Logistic regression analysis evaluating the influence of the evolution of acute kidney injury on 30-day mortality
| Odds ratio (95% CI) | P value | Wald test χ2 (df) | P | |
|---|---|---|---|---|
| Crude modela | ||||
| No AKI | 1 (reference) | – | 82.4 (2) | P < .001 |
| Transient AKI | 0.97 (0.58–1.6) | .90 | ||
| Persistent AKI | 2.96 (2.33–3.77) | < .001 | ||
| Adjusted modelb | ||||
| No AKI | 1 (reference) | – | 10.5 (2) | P = .005 |
| Transient AKI | 1.25 (0.58–2.7) | .56 | ||
| Persistent AKI | 2.42 (1.28–4.58) | .006 | ||
AKI acute kidney injury, CI confidence interval, df degrees of freedom.
aUnadjusted model.
bAdjusted for age, admission RIFLE score, APACHE acute physiology score, source of infection, and modified Charlson comorbidity index (omitting the age parameter).