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Table 4 Association of AKI with hospital mortality: results of the unadjusted and adjusted Fine and Gray modelsa

From: Multiple-center evaluation of mortality associated with acute kidney injury in critically ill patients: a competing risks analysis

Variable SHR univariate analysis (95% CI) P value SHR multivariate analysis (95% CI) P value
No AKI 1 - 1 -
R class 2.28 (1.62 to 3.19) <0.0001 1.58 (1.32 to 1.88) <0.0001
I class 7.39 (5.37 to 10.17) <0.0001 3.99 (3.43 to 4.65) <0.0001
F class 9.73 (8.16 to 11.60) <0.0001 4.12 (3.55 to 4.79) <0.0001
Non-renal SOFA score, per point - - 1.19 (1.1.18 to 1.21) <0.0001
McCabe class 3 - - 2.71 (2.34 to 3.15) <0.0001
Respiratory failure - - 3.08 (1.36 to 7.01) <0.01
  1. aSHR, sub-hazard ratio; 95% CI, 95% confidence interval; SOFA, Sequential Organ Failure Assessment; non-renal SOFA: SOFA renal component.