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Table 4 Time to double risk of death according to AKI stage reached

From: Impact of acute kidney injury exposure period among liver transplantation patients

AKI stage HR Time in days to double the risk of death 95% CI
Stage 1 1.03 23 14 – 70
Stage 2 1.19 4 3 – 7
Stage 3 1.18 4 3 – 9
  1. AKI: acute kidney injury; CI: confidence interval; HR: hazard ratio.