Table 4.

Respiratory Microbiology

Bacterial Colonization (Sputum)	All (n=23)	CRS (n=13)	Non-CRS (n=10)	p-value
Chronic colonization (%)	73.9	69.2	80.0	0.66
Gram positive (%)	47.8	53.8	40.0	0.6802
Staphylococcus aureus (%)	34.8	30.8	40.0	0.685
Streptococcus pneumoniae (%)	13.0	23.1	0.0	0.2292
Gram negative (%)	69.6	53.8	90.0	0.0886
Haemophilus parainfluenzae (%)	47.8	38.5	60.0	0.4136
Pseudomonas aeruginosa (%)	34.8	30.8	40.0	0.685
P. aeruginosa – mucoid (%)	21.7	23.1	20.0	1
Escherichia coli (%)	13.0	15.4	10.0	1
Moraxella catarhalis (%)	8.7	7.7	10.0	1
Stenotrophomonas maltophilia (%)	8.7	0.0	20.0	0.1779
Enterobacter cloacea (%)	8.7	7.7	10.0	1