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Simple Cox analysis indicating risk factors for Pseudomonas aeruginosa respiratory and/or colonization
| Variable | Patients without P. aeruginosa in respiratory tract (n = 190) | Patients with P. aeruginosa in respiratory tract (n = 18) | Hazard ratio | 95% CI | P |
| Age (years; mean ± SD) | 56.7 ± 16.3 | 62.8 ± 15.0 | 1.02 | 0.97–1.05 | 0.48 |
| Weight (kg; mean ± SD) | 75.3 ± 16.9 | 83.9 ± 16.6 | 1.03 | 1.00–1.06 | 0.023 |
CI, confidence interval; SD, standard deviation.
