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Table 2 Risk factors for mortality in the entire cohort.

From: Diabetes does not affect outcome in patients with Enterobacteriaceae bacteremia

 

Exitus

n = 90

Surviving

n = 1022

p-value

RR* (95% CI)

Demographics

   Male

55 (61.1)

558 (54.6)

0.14

1.27 (0.85–1.91)

   Age, years (mean ± SD)

76.8 ± 12.47

70.4 ± 16.2

<0.001

 

Severe sepsis or shock

52 (58.4)

110 (10.8)

<0.001

8.21 (5.57–12.1)

Adequate empirical antibiotic

63 (70.8)

838 (83)

0.004

0.53 (0.34–0.81)

Blood glucose concentration, mg/dL (mean ± SD)

164 ± 78

157 ± 70

0.85

 

Comorbidities

   COPD**

10 (11.2)

104 (10.2)

0.44

1.1 (0.59–2.07)

   Ictus

8 (9)

55 (5.4)

0.13

1.64 (0.83–3.24)

   Cirrhosis

7 (7.9)

54 (5.3)

0.21

1.47 (0.71–3.03)

   Chronic renal failure

9 (10)

28 (2.7)

0.006

2.94 (1.54–5.61)

   Immunosuppression

10 (11.2)

42 (4.1)

0.006

2.57 (1.42–4.67)

   Cardiac failure

11 (12.4)

49 (4.8)

0.006

2.46 (1.39–4.38)

   Diabetes

13 (14.6)

168 (16.5)

0.39

0.88 (0.5–1.54)

Origin of infection

   Urinary

19 (21.6)

561 (55.1)

<0.001

0.25 (0.15–0.41)

   Biliary

16 (18.2)

185 (18.2)

0.55

1 (0.6–1.68)

   Unknown

22 (25)

140 (13.8)

0.007

1.89 (1.20–2.97)

   Intraabdominal

7 (8)

52 (5.1)

0.18

1.89 (0.74–3.17)

   Pneumonia

14 (15.9)

16 (1.6)

<0.001

6.79 (4.37–10.6)

Microorganism

   E. coli

57 (63.3)

805 (78.8)

0.001

0.5 (0.33–0.75)

   Klebsiella spp.

9 (10)

73 (7.1)

0.21

1.4 (0.73–2.68)

   Proteus spp.

5 (5.6)

47 (4.6)

0.41

1.2 (0.51–2.83)

   Citrobacter spp.

2 (2.2)

9 (0.9)

0.22

2.28 (0.64–8.1)

   Enterobacter spp.

6 (6.7)

30 (2.9)

0.06

2.14 (1–4.56)

   Serratia marcescens

2 (2.2)

7 (0.7)

0.16

2.79 (0.81–9.61)

   Morganella morgagnii

3 (3.3)

9 (0.9)

0.07

3.16 (1.16–8.6)

   Salmonella spp.

5 (5.6)

37 (3.6)

0.25

1.5 (0.64–3.5)

   Polymicrobial

14 (15.6)

76 (7.4)

0.01

2.09 (1.23–3.54)

  1. Univariate risk estimates are given
  2. Data are n (%) otherwise indicated
  3. *RR: Relative risk.
  4. **COPD: chronic obstructive pulmonary disease