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Table 2 Summary of univariable analysis of risk factors associated with mortality among patients with K. pneumoniae infections

From: A hospital-based matched case–control study to identify clinical outcome and risk factors associated with carbapenem-resistant Klebsiella pneumoniae infection

Risk factor

Survivors (n = 39)

Non-survivors (n = 21)

OR (95% CI)

p

Male sex

20 (51.3)

14 (66.7)

0.53 (0.16-1.59)

0.25

McCabe score

    

 Rapidly fatal

10 (25.6)

5 (23.8)

1.1 (0.32-3.79)

0.15

 Potentially fatal/Non fatal

29 (74.4)

16 (76.2)

  

Charlson score ≥ 3

13 (33.3)

10 (47.6)

1.82 (0.62-5.38)

0.28

Transplant receipt

7 (17.9)

6 (28.6)

0.55 (0.16-1.91)

0.35

Prior corticosteroid use

24 (61.5)

14 (66.7)

0.80 (0.26-2.44)

0.69

Prior surgery

27 (69.2)

10 (47.6)

2.48 (0.83-7.39)

0.10

Dialysis

4 (10.3)

8 (38.1)

0.19 (0.05-0.72)

0.01

ICU stay

32 (82.1)

20 (95.2)

0.23 (0.03-1.99)

0.15

APACHE II score, mean, on admission

16.2

22.4

1.39 (−10.65-1.65)

0.009

SOFA score, mean, on admission

5.6

7.7

3.59 (−4.54 -0.27)

0.08

Vasopressor drug use

1 (2.6)

6 (28.6)

15.2 (1.68-137.15)

0.006

Mechanical ventilation

5 (12.8)

7 (33.3)

3.40 (0.92-12.55)

0.09

Appropriate antibiotic therapy

27 (69.2)

11 (52.4)

2.04 (0.68-6.11)

0.19

Carbapenem resistance

10 (25.6)

10 (47.6)

2.64 (0.86-8.07)

0.085

  1. Univariable analysis demonstrated that risk factors associated with in-hospital mortality among patients with K. pneumoniae infection included receiving dialysis, elevated APACHE scores, and vasopressor drug administration. Figures in parentheses represent percentage values unless otherwise stated.