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Table 2 Renal factors of six-week mortality in patients with AKI (n = 153)

From: Impact of acute kidney injury on mortality in patients with acute variceal bleeding

  All patients (n = 153) No Death (n = 110) Death (n = 43) P
Baseline sCr, mg/dL 0.75 (0.62–0.93) 0.71 (0.59–0.83) 0.91 (0.72–1.19)  < 0.001
sCr at admission, mg/dL 1.12 (0.84–1.58) 1.13 (0.83–1.55) 1.05 (0.87–1.65) 0.761
sCr at initial AKI 1.46 (1.18–2.03) 1.32 (1.13–1.74) 2.05 (1.50–2.80)  < 0.001
Peak sCr, mg/dL 1.58 (1.20–2.32) 1.36 (1.14–1.77) 2.67 (1.91–3.76)  < 0.001
Initial AKI stage      < 0.001
 Stage 1a 64 (41.8%) 58 (52.7%) 6 (14.0%)  
 Stage 1b 30 (19.6%) 16 (14.5%) 14 (32.6%)  
 Stage 2 39 (25.5%) 29 (26.4%) 10 (23.3%)  
 Stage 3 20 (13.1%) 7 (6.4%) 13 (30.2%)  
Progression of AKI 30 (19.6%) 7 (6.4%) 23 (53.5%)  < 0.001
Need for RRT 19 (12.4%) 1 (0.9%) 18 (41.9%)  < 0.001
Peak AKI stage      < 0.001
 Stage 1a 56 (36.6%) 53 (48.2%) 3 (7.0%)  
 Stage 1b 27 (17.6%) 19 (17.3%) 8 (18.6%)  
 Stage 2 37 (24.2%) 30 (27.3%) 7 (16.3%)  
 Stage 3 33 (21.6%) 8 (7.3%) 25 (58.1%)  
Cause of AKI      < 0.001
 Prerenal AKI 131 (85.6%) 104 (94.5%) 27 (62.8%)  
 HRS 18 (11.8%) 3 (2.7%) 15 (34.9%)  
 Intrinsic 4 (2.6%) 3 (2.7%) 1 (2.3%)  
  1. sCr, serum creatinine; AKI, acute kidney injury, RRT; renal replace therapy, HRS, hepatorenal syndrome
  2. Data are presented as median (interquartile range) for continuous data and percentages for categorical data