Table 5.

Cox Proportional Hazards Regression Model for AKIN Level Calculated From Creatinine Level on ICU Admission and 2-Year Mortality Among 60-Day Survivors

Variable	HR (95% CI)	P Value
AKIN (vs 0)a
1	1.09 (0.95–1.26)	.23
2	1.09 (0.85–1.40)	.49
3	1.07 (0.72–1.58)	.74
Male sex	0.89 (0.82–0.97)	.01
SAPS I, per point	1.02 (1.01–1.03)	< .001
Elixhauser score, per point	1.10 (1.09–1.10)	< .001

See Table 1, Table 2, Table 3 legends for expansion of abbreviations.

^aAKIN level calculated from creatinine level on admission.