Table 5.

Multivariate Cox regression model showing independent factors associated with Pseudomonas aeruginosa respiratory infection/colonization

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

CI, confidence interval.