Table 6.
Cox regression shows the independent risk factors for renal function progression in patients with acute kidney injury
| Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|
| Characteristics | Relative risk | P | Relative risk | P |
| Age, years | 1.033 (1.018, 1.047) | 0.000 | 1.032 (1.008, 1.057) | 0.009 |
| Male sex | ||||
| Baseline estimated GFR (ml/min/1.73 m2) | 0.976 (0.965, 0.987) | 0.000 | 0.974 (0.962, 0.986) | 0.000 |
| Peak serum creatinine (mg/dl) | 1.002 (1.001, 1.003) | 0.001 | ||
| uKIM-1 (ng/mg) | 1.018 (1.008, 1.029) | 0.000 | 1.018 (1.004, 1.031) | 0.009 |
| FeNa ≥1 % | 3.314 (1.622, 6.768) | 0.001 | ||
| RFI ≥1 % | 2.670 (1.199, 5.948) | 0.016 | ||
GFR glomerular filtration rate, uKIM-1 urinary kidney injury molecule-1, FeNa fractional excretion of sodium, RFI renal failure index