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Table 4 Infectious complications

From: Reduction of nosocomial pneumonia after major burns by trace element supplementation: aggregation of two randomised trials

Type of infection

Supplemented group (n = 21)

Number of patients per number of episodes (mean episodes ± SD per patient)

Placebo group (n = 20)

Number of patients per number of episodes (mean episodes ± SD per patient)

P valuea

Any infection

21/43 (2.0 ± 1.0)

20/69 (3.5 ± 1.2)

<0.001

Pneumonia

   

   Any

11/13 (0.6 ± 0.7)

20/35 (1.7 ± 1.1)

0.001

   Early (0 to 48 hours)

6/6 (0.3 ± 0.5)

4/4 (0.2 ± 0.5)

ns to 0.220

   Nosocomial (>48 hours)

7/7 (0.33 ± 0.5)

16/31 (1.55 ± 1.0)

<0.001

   VAPb

6/6 (0.33 ± 0.5)

13/13 (0.65 ± 0.5)

0.023

   Recurrentc

2/2 (0.1 ± 0.3)

13/19 (0.95 ± 0.8)

<0.001

Skin and soft tissue infection

14/20 (0.95 ± 0.9)

14/19 (0.95 ± 0.8)

ns to 0.871

Urinary tract infection

3/4 (0.2 ± 0.5)

4/5 (0.253 ± 0.6)

ns to 0.726

Bloodstream infection

6/6 (0.3 ± 0.5)

5/7 (0.35 ± 0.7)

ns to 0.734

Other infectiond

0

4/4 (0.2 ± 0.4)

ns to 0.031

  1. aP values are generated from Cochran-Armitage trend test; bVAP reduced from 5.5 to 3.6 episodes per 1,000 ventilator days in supplemented patients; crecurrent pneumonia designates new distinct pneumonia occurring after a first episode of pneumonia (early or nosocomial); dincluding three cases of enterocolitis and one case of chondritis of the ear. NP, nosocomial pneumonia; ns, non-significant; SD, standard deviation; VAP, ventilator-associated pneumonia.