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Table 2 Incidence of Pseudomonas aeruginosa isolates among patients

From: Oral probiotic and prevention of Pseudomonas aeruginosa infections: a randomized, double-blind, placebo-controlled pilot study in intensive care unit patients

 

Gastric aspirate

Respiratory

 

Placebo group

Probiotic group

Placebo group

Probiotic group

Number of patients acquiring P. aeruginosa during the stay

6

3

13

5

Median time before acquisition (days [range])

30 (6–53)

16 (6–18)

11a (5–40)

50a (11–75)

NAE mean (95% CI)

73 (60–85)

87 (82–92)

69a (59–79)

77a (67–87)

% NA at day 21

97.4

94.7

85.3

98.5

% NA at day 42

84.4

94.7

70.9

93.3

  1. aP < 0.05. CI, confidence interval; NA, not acquired; NAE, non acquisition expectancy.