Table 3.
Case‐control comparison in the year following S. maltophilia initial infection
| Cases (n = 23) | Controls (n = 23) | P‐value a | |
|---|---|---|---|
| Delta‐FEV1, mean (SD) | −1.3 (9.5) | −2.3 (11.9) | 0.8 |
| Delta‐BMI (Z‐score), mean (SD) | 0.12 (0.78) | 0.10 (0.51) | 0.98 |
| Annual rates of respiratory exacerbations, mean (SD) | 3.6 (1.8) | 2.1 (1.8) | 0.015 * |
| Annual rates of hospitalizations, mean (SD) | 1.14 (1.71) | 0.29 (0.90) | 0.018 * |
| Number of patients with intravenous antibiotic courses, % (n) | 39% (9) | 9% (2) | 0.024 * |
| Number of patients with incident colonization by P. aeruginosa, % (n) | 29% (5) | 6% (1) | 0.18 |
| Number of patients with incident colonization by MRSA, % (n) | 12% (2) | 6% (1) | 1.0 |
The data are the means (SD) or % (numbers) unless otherwise indicated.
FEV1, forced expiratory volume in one second; BMI, body mass index, P. aeruginosa, Pseudomonas aeruginosa; MRSA, methicillin‐resistant Staphyloccocus aureus.
a
For the comparison of sex, age, and CFTR matched cases and controls.
*
P < 0.05.