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Table 4 Risk factors for 30-day mortality in patients with BA

From: Clinical and bacteriological features and prognosis of ascitic fluid infection in Chinese patients with cirrhosis

  Survivors
(n = 166)
Nonsurvivors
(n = 26)
Univariate analysis   Multivariate analysis
HR (95% Cl) P HR (95% Cl) p
Age (yr) 55.3 ± 12.2 58.3 ± 11.6 1.022(0.991–1.055) 0.162  
Sex (male) 125 (75.3%) 19 (73.1%) 1.152 (0.484–2.742) 0.750  
Nosocomial infection 68 (41%) 16 (61.5%) 2.21 (1.000–4.884) 0.050  
MELD score 14.7 ± 6.8 26.1 ± 7.7 1.153 (1.102–1.207) < 0.001   1.054 (0.988–1.125) 0.108
Days between admission and onset of infection 2(0–6) 4.5(0–17.3) 1.022 (1.002–1.042) 0.027   1.015 (0.986–1.045) 0.301
Symptoms of peritonitis 102 (61.4%) 16 (61.5%) 0.915 (0.414–2.022) 0.826  
ALT(U/L) 28.0 (19.0–46.0) 45.5 (28.0–93.3) 1.003(1.000–1.006) 0.036   1.001(0.992–1.009) 0.861
AST(U/L) 50.0 (32.0–75.5) 88.0 (51.5–180.8) 1.003(1.001–1.005) 0.002   1.003(0.997–1.008) 0.308
Prealbumin(mg/L) 57.3 ± 24.2 42.6 ± 17.8 0.975 (0.957–0.993) 0.006   0.981 (0.958–1.004) 0.100
Bun(mmol/L) 5.9(4.7–9.1) 11.5 (7.7–15.5) 1.099 (1.055–1.143) < 0.001   1.1 (1.033–1.173) 0.003
Serum PMN (cells/μL) 3.6 (2.1–5.8) 6.5 (5.2–12.6) 1.219 (1.124–1.322) < 0.001   1.027 (0.926–1.14) 0.609
Total Protein(g/L) 57.0 (52.0–64.0) 51.0 (47.0–54.0) 0.979(0.957–1.001) 0.060  
Ascitic PMN(cells/μL) 24.0 (6.5–69.0) 13.0 (3.2–115.0) 1.002 (0.996–1.008) 0.589  
Hepatocellular carcinoma 42 (25.3%) 7 (26.9%) 1.056 (0.443–2.514) 0.903  
Hepatic encephalopathy 39 (23.5%) 19 (73.1%) 6.442 (2.704–15.346) < 0.001   2.382 (0.849–6.679) 0.099
Septic shock 8 (4.8%) 11 (42.3%) 5.725 (2.614–12.536) < 0.001   2.247 (0.876–5.762) 0.092
Gastrointestinal haemorrhage 23 (13.9%) 11 (42.3%) 2.966 (1.361–6.466) 0.006   1.705 (0.655–4.438) 0.274
Diabetes mellitus 34 (20.5%) 3 (11.5%) 0.576 (0.1730–1.920) 0.369  
  1. P-values < 0.05 and corresponding HR are indicated in bold