Table 5. Univariate and multivariate analysis of variables associated with a composite endpoint of death and initiation of chronic dialysis.
| Variables | Univariate Analysis | Multivariate Analysis | |||||
|---|---|---|---|---|---|---|---|
| HR (95% CI) | P value | HR (95% CI) | P value | ||||
| eGFR at discharge | <30/≥30 | 2.4 | (1.3–4.2) | 0.005* | 2.1 | (1.1–3.8) | 0.02* |
| CCI | ≥3/<3 | 1.6 | (0.9–2.9) | 0.1 | 1.9 | (1.0–3.7) | 0.06 |
| Recovery of kidney function | (–/+) | 1.9 | (1.1–3.5) | 0.03* | 1.8 | (1.0–3.4) | 0.06 |
| Age | ≥75/<75 | 1.6 | (0.9–2.8) | 0.1 | 1.6 | (0.8–3.0) | 0.2 |
| ADL at discharge (gait) | (–/+) | 1.3 | (0.7–2.4) | 0.4 | 1.5 | (0.8–2.8) | 0.2 |
| BMI | <24/≥24 | 1.4 | (0.8–2.5) | 0.3 | 1.3 | (0.7–2.5) | 0.4 |
| Diabetes mellitus | (+/–) | 1.2 | (0.7–2.2) | 0.5 | 0.8 | (0.4–1.6) | 0.5 |
| Hypertension | (+/–) | 1.3 | (0.7–2.5) | 0.4 | 1.0 | (0.5–2.0) | 0.9 |
*P <0.05
HR, hazard ratio; CI, confidence interval; eGFR, estimated glomerular filtration rate; CCI, Charlson comorbidity index; ADL, activities of daily living; BMI, body mass index