Table 4

Univariate analyses of risk factors for overall 30-day mortality
Variable Deaths (n = 18) Survivors (n = 31) Odds ratio (95%CI) p
n (%) n (%)
Male sex 10 (56) 19 (61) 0.79 (0.24 – 2.56) 0.69
Age (each 10 years) 10 (56) 12 (39) 0.97 (0.68 – 1.38) 0.85
Liver transplant 15 (83) 10 (32) 10.5 (2.46 – 44.8) 0.001
Infection acquired in the ICU 16 (89) 8 (26) 12.2 (2.83 – 52.7) 0.001
Previous use of any antibiotic a 6 (40) 16 (64) 0.38 (0.10 – 1.40) 0.14
Previous use of carbapenem a 5 (33) 6 (24) 1.58 (0.39 – 6.50) 0.52
Extra-urinary site of infection 17 (94) 18 (58) 12.4 (1.45 – 100.0) 0.02
 Primary bacteremia 7 (39) 10 (32)
 Pneumonia 8 (44) 5 (16)
 Surgical site infection 2 (11) 3 (10)
Bacteremia b 12 (67) 16 (52) 1.65 (0.49 – 5.52) 0.42
Central venous catheter 17 (94) 14 (45) 20.6 (2.44 – 175.0) 0.005
Mechanical ventilation 15 (83) 10 (32) 10.5 (2.46 – 44.8) 0.001
Serum creatinine (for each 100 μmol/L) c 200 (100 – 250) 220 (110 – 460) 0.76 (0.52 – 1.11) d 0.16
Hemodialysis 7 (39) 5 (17) 3.31 (0.86 – 12.7) 0.08
Therapy for acute rejection 2 (11) 10 (32) 0.28 (0.07 – 1.16) 0.08
Septic shock 10 (56) 5 (16) 4.17 (1.15 – 15.0) 0.03
Appropriate empiric therapy 11 (50) 18 (58) 0.79 (0.24 -2.56) 0.69
Resistance to carbapenem 9 (50) 9 (29) 2.44 (0.73 – 8.17) 0.15

ICU – intensive care unit; CI = confidence interval; a Data available for 40 cases; b includes 11 cases of secondary bacteremia; c median(interquartile range).

de Gouvêa et al.

de Gouvêa et al. BMC Infectious Diseases 2012 12:351   doi:10.1186/1471-2334-12-351

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