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Table 3 Univariate analysis of factors associated with mortality in patients with GNB.

From: Altered blood glucose concentration is associated with risk of death among patients with community-acquired Gram-negative rod bacteremia

  Surviving N = 806 Death N = 63 RR (95%CI) P
Demographics     
   Male 426 (52.9) 32 (50.8) 0.93 (0.58-1.49) 0.43
   Age >65 y 581 (72.2) 54 (85.7) 2.20 (1.11-4.39) 0.01
Comorbidity     
   Diabetes mellitus 130 (16.2) 9 (14.3) 0.87 (0.56-2.41) 0.43
   Neoplasm 74 (9.2) 7 (11.1) 1.2 (0.57-2.57) 0.38
   Immunosuppression 31 (3.9) 6 (9.5) 2.36 (1.08-5.11) 0.046
   Liver cirrhosis 41 (5.1) 7 (11.1) 2.13 (1.02-4.41) 0.052
   Chronic renal failure 45 (5.6) 6 (9.5) 1.68 (0.76-3.71) 0.16
   Charlson index ≥3 129 (16) 21 (33.3) 2.4 (1.46-3.92) 0.001
Microorganism     
   Escherichia coli 664 (82.4) 46 (73) 0.61 (0.36-1.03) 0.05
   Klebsiella spp. 48 (6.0) 5 (7.9) 1.33(0.56-3.17) 0.34
   Proteus spp. 40 (5.0) 4 (6.3) 1.27 (0.48-3.34) 0.4
   Salmonella spp. 34 (4.2) 5 (7.9) 1.84 (0.78-4.32) 0.14
   Enterobacter spp. 19 (2.4) 3 (4.8) 1.93 (0.65-5.67) 0.21
   Polymicrobial bacteremia 56 (6.9) 11 (17.5) 2.56 (1.4-4.64) 0.006
Adequate empirical treatment 610 (83.7) 38 (70.4) 0.5 (0.28-0.86) 0.014
Origin of infection     
   Urinary 466 (58.3) 18 (29.0) 0.32 (0.19-0.54) <0.0001
   Biliary 147 (18.4) 10 (16.1) 0.86 (0.45-1.66) 0.4
   Unknown 101 (12.6) 15 (24.2) 2.05 (1.19-3.54) 0.013
   Intra-abdominal 32 (4.09 5 (8.1) 1.95 (0.83-4.58) 0.12
   Pneumonia 10 (1.3) 6 (9.7) 5.66 (2.86-11.18) <0.001
Presentation     
   Septic Shock 4 (0.5) 5 (7.9) 8.24 (4.37-15.54) <0.0001
  1. Data are no. (%) of patients. RR: Relative risk