Categories | Model 1 | Model 2 | Model 3 | |||
---|---|---|---|---|---|---|
 h (95% CI) | P-value | HR (95% CI) | P-value | HR (95% CI) | P-value | |
AKI incidence | Â | Â | Â | Â | Â | Â |
Continuous variable per 1 unit | 1.57 [95% CI 1.34–1.84] | < 0.001 | 1.58 [95% CI 1.34–1.86] | < 0.001 | 1.58 [95%CI 1.22–2.04] | 0.0006 |
Quartilea | Â | Â | Â | Â | Â | Â |
Q1(N = 349) | Ref. |  | Ref. |  | Ref. |  |
Q2(N = 348) | 1.11 [95% CI 0.94–1.31] | 0.226 | 1.10 [95% CI 0.93–1.30] | 0.26 | 1.04 [95% CI 0.88–1.24] | 0.655 |
Q3(N = 348) | 1.27 [95% CI1.08–1.50] | 0.004 | 1.24 [95% CI1.06–1.47] | 0.009 | 1.16 [95% CI 0.96–1.39] | 0.122 |
Q4(N = 348) | 1.42 [95% CI 1.20–1.67] | <0.001 | 1.42 [95% CI1.20–1.67] | <0.001 | 1.32 [95% CI 1.06–1.65] | 0.012 |