Table 1 Characteristics of diabetic and non-diabetic patients with bacteremia due to Enterobacteriaceae.

Demographics

   Male

88 (48.6)

521 (51.4)

0.07

0.78 (0.59–1.01)

   Age, years (mean ± SD)

75.4 ± 11.9

70 ± 16.6

<0.001

-

   Nosocomial

24 (13.3)

119 (13)

0.9

1.02 (0.69–1.51)

   ICU-acquired

1 (0.6)

10 (1.1)

1

0.55 (0.09–3.6)

   Treated in ICU

8 (4.4)

48 (5.2)

0.42

0.87(0.45–1.67)

   Postsurgical

4 (2.2)

33 (3.6)

0.5

0.65 (0.26–1.67)

Severe sepsis or shock

32 (17.7)

130 (14)

0.21

1.25 (0.89–1.77)

Adequate empirical antibiotic

150 (84.7)

751 (81.6)

0.39

1.21 (0.83–1.77)

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

236 ± 103

143 ± 50

<0.001

-

Comorbidities

   COPD**

25 (13.8)

89 (9.6)

0.12

1.4 (0.96–2.03)

   Ictus

15 (8.3)

48 (5.2)

0.11

1.5 (0.94–2.38)

   Cirrhosis

11 (6.1)

50 (5.4)

0.72

1.11 (0.64–1.93)

   Chronic renal failure

12 (6.6)

24 (2.6)

0.01

2.11 (1.31–3.43)

   Immunosuppression

4 (2.2)

48 (5.2)

0.12

0.46 (0.18–1.19)

   Cardiac failure

19 (10.5)

41 (4.4)

0.002

2.05 (1.38–3.05)

Origin of infection

   Urinary

100 (55.9)

479 (51.9)

0.37

1.14 (0.87–1.5)

   Biliary

34 (19)

166 (18)

0.75

1.06 (0.75–1.49)

   Unknown

24(13.4)

138 (15)

0.65

0.9 (0.6–1.34)

   Intraabdominal

7 (3.9)

52 (5.6)

0.47

0.72 (0.35–1.46)

   Pneumonia

4 (2.2)

26 (2.8)

0.81

0.82 (0.33–2.05)

Microorganism

   E. coli

135 (74.6)

726 (78.3)

0.28

0.84 (0.62–1.14)

   Klebsiella spp.

19 (10.5)

62 (6.7)

0.09

1.49 (0.98–2.26)

   Other

27 (14.9)

139 (15)

1

1 (0.69–1.461

   Polymicrobial

20 (11)

70 (7.6)

0.14

1.41 (0.93–2.12)

Death

13 (7.2)

76 (8.2)

0.77

1.13 (0.67–1.9)

Length of hospital stay, days (mean ± SD)

13.3 ± 12

13.9 ± 15

0.64