From: Oral probiotic and prevention of Pseudomonas aeruginosa infections: a randomized, double-blind, placebo-controlled pilot study in intensive care unit patients
Variable
Adjusted hazards ratio
95% CI
P
No receipt of probiotic
3.17
1.11–9.08
0.032
Previous treatment with amoxicillin + clavulanate
0.43
0.15–0.14
0.18