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Table 2 Multivariate analysis of risk factors for mortality in elderly patients with severe acute kidney injury in the group with late initiation of continuous renal replacement therapy (CRRT) compared to the group with early initiation of CRRT group, using Cox regression models and a propensity score-matched model

From: Early initiation of continuous renal replacement therapy improves survival of elderly patients with acute kidney injury: a multicenter prospective cohort study

 

Hazard ratio

95 % Confidence interval

P value

Model 1a

1.60

1.33-1.92

<0.01

Model 2b

1.60

1.33-1.91

<0.01

Model 3c

1.35

1.06-1.71

0.02

Model 4d

1.32

1.08-1.61

<0.01

  1. aUnadjusted. bAdjusted for age, sex, and the Charlson comorbidity index. cAdjusted for age, sex, the Charlson comorbidity index, systolic blood pressure, prothrombin time, total bilirubin, aspartate aminotransferase, alanine aminotransferase, cumulative fluid balance and use of diuretics. dPropensity score-matched; covariates for matching: age, sex, the Charlson comorbidity index, systolic blood pressure, prothrombin time, and total bilirubin
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Critical Care

ISSN: 1364-8535