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Table 3 Univariate analysis of categorical factors associated with death at 1 year among sARF patients

From: Prognosis for long-term survival and renal recovery in critically ill patients with severe acute renal failure: a population-based study

Factor Fatality rate with factor Fatality rate without factor Relative risk (95% CI) p value
Surgical admission 48/87 105/153 0.80 (0.65–1.0) 0.05
Cancer diagnosis 32/38 121/202 1.4 (1.2–1.7) 0.005
Diabetes mellitus 38/72 115/168 1.3 (1.0–1.7) 0.02
Liver disease 44/50 109/190 1.5 (1.3–1.8) <0.0001
Need for vasopressors 129/186 24/54 1.6 (1.1–2.1) 0.001
RRT modality     
   Continuous renal replacement 117/147 36/93 2.1 (1.6–2.7) <0.0001
   Intermittent hemodialysis 14/48 139/192 0.4 (0.3–0.6) <0.0001
   Both 22/45 131/195 0.7 (0.5–1.0) 0.02
Hypotension 140/205 13/35 1.8 (1.2–2.9) <0.0001
Shock 125/179 28/61 1.5 (1.1–2.0) 0.001
Mechanical ventilation 119/175 34/65 1.3 (1.0–1.7) 0.03
Acute respiratory distress syndrome 75/99 78/141 1.4 (1.1–1.6) 0.003
Sepsis syndrome 118/167 35/73 1.5 (1.1–1.9) <0.001
Septic shock 104/139 49/101 1.5 (1.2–1.9) <0.0001
  1. CI, confidence interval; RRT, renal replacement; sARF, severe acute renal failure.