Infection control knowledge, beliefs and behaviours amongst cystic fibrosis patients with epidemic Pseudomonas aeruginosa

Table 1 Patient Demographics as a function of chronic infection with epidemic P. aeruginosa strains

Category	Epidemic P. aeruginosa (n = 30)	Cohort with unique chronic P. aeruginosa infection		Entire CF cohort without epidemic P. aeruginosa
Category	Epidemic P. aeruginosa (n = 30)	UNI (n = 67)	P Value	ENT (n = 112)	P Value
Age	32.81 (IQR 29.5–39.3)	29.61 (IQR 24.9–41.9)	0.13	29.5 (IQR 23.7–42.5)	0.10
Gender (Female)	17 (56.7 %)	40 (60 %)	0.48	60 (53.4 %)	0.84
Pancreatic Sufficient	1 (3.3 %)	6 (9 %)	0.3	19 (17 %)	0.07
F508 del Homozygous	18 (60 %)	37 (56 %)	0.44	56 (50 %)	0.42
≥1 F508del allele	27 (90 %)	57 (66 %)	0.5	93 (83 %)	0.56
Status post lung transplant	12 (40 %)	9 (13.4 %)	0.005	12 (10.7 %)	<0.001
Age at transplant	29 (IQR 24.5–31.2)	33.27 (IQR 23.4–35.7)	0.53	33.9 (IQR 23.3–38.3)	0.41
Chronic Infection Status
P. aeruginosa	30 (100 %)	67 (100 %)	N/A	67 (59.8 %)	<0.001
S. aureus (MSSA)	5 (20 %)	29 (43.7)	0.009	61 (54.5 %)	<0.001
MSSA as sole pathogen	0	0	N/A	21 (18.8 %)	0.007
S. aureus (MRSA)	1 (3 %)	3 (5 %)	0.63	8 (7 %)	0.68
S. maltophilia	0	0	N/A	2 (2 %)	1
Non-tuberculous mycobacteria	0	6 (9 %)	0.1	17 (15.1 %)	0.02
M. abscessus complex^a	0	2 (3 %)	0.48	10 (9 %)	0.12
M. avium complex	0	4 (6 %)	0.22	7 (6 %)	0.34
A. xylosoxidans	0	0	N/A	2 (2 %)	1
B. cepacia complex (Bcc)^b	1 (3 %)	2 (3 %)	0.67	4 (3.5 %)	1
Aspergillus fumigatus	2 (6.6 %)	2 (3 %)	0.36	5 (4.5 %)	0.64
No chronic pathogens	0	0	N/A	6 (5.3 %)	0.34

^a M. abscessus complex = 8 M. abscessus abscessus, 2 M. abscessus bolletti
^bBcc = B. multivorans 1, B. cenocepacia 3

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