Table 4. Multivariate analysis of microbiological data associated with non-colonization by P. aeruginosa.

Microorganism		OR [95% CI]	p-value
A. xylosoxidans (absence)		0.39 [0.22–0.69]	0.001
Aspergillus spp (absence)		0.47 [0.36–0.6]	< 0.001
H. influenzae (presence)		2.18 [1.66–2.87]	< 0.001
S. maltophilia (absence)		0.44 [0.28–0.69]	< 0.001