Influence of the trajectory of the urine output for 24 h on the occurrence of AKI in patients with sepsis in intensive care unit

Table 3 Results of Cox proportional hazard models

Class	Model1		Model2		Model3		Model4
Class	HR (95% CI)	P value	HR (95% CI)	P value	HR (95% CI)	P value	HR (95% CI)	P value
Class1	Reference		Reference		Reference		Reference
Class2	0.693 (0.443–1.083)	0.107	0.759 (0.485–1.187)	0.227	0.750 (0.479–1.172)	0.207	0.844(0.540–1.321)	0.458
Class3	1.416 (1.103–1.818)	0.006	1.438 (1.120–1.846)	0.004	1.442 (1.123–1.852)	0.004	1.460 (1.137–1.875)	0.003
Class4	1.638 (1.280–2.095)	< 0.001	1.565 (1.223–2.002)	< 0.001	1.572 (1.228–2.011)	< 0.001	1.532 (1.197–1.961)	< 0.001
Class5	2.144 (1.727–2.663)	< 0.001	2.108 (1.696–2.619)	< 0.001	2.144 (1.726–2.664)	< 0.001	2.232 (1.795–2.774)	< 0.001

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