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Table 6 Association of renal replacement therapy (RRT) with hospital mortality in multivariate conditional logistic regression (matched patients) according to timing of RRT.

From: Efficacy of renal replacement therapy in critically ill patients: a propensity analysis

  OR 95% CI P value
Model 1    
All RRT (whatever the timing) 1.30 0.96-1.78 0.09
Immediate RRT* 1.43 0.91-2.22 0.12
Early RRT** 0.99 0.45-2.15 0.92
Delayed RRT*** 2.37 1.04-5.40 0.04
Model 2    -
All RRT (whatever the timing) 1.41 1.02-1.94 0.04
Immediate RRT* 1.14 0.71-1.81 0.59
Early RRT** 2.31 0.96-5.67 0.06
Delayed RRT*** 2.29 1.05-4.99 0.04
  1. OR, odds ratio; CI, confidence interval. *Initiated within 24 h after reaching maximum RIFLE class; **initiated between 24 and 48 h after reaching maximum RIFLE class; ***initiated more than 48 h after reaching maximum RIFLE class.