Table 2

Demographic risk factors for viral respiratory infection

Risk factorsRate ratio*95% CIp Value
Female gender1.070.73 to 1.570.731
Age1.000.98 to 1.020.689
F508del homozygous1.290.88 to 1.840.199
Baseline FEV11.010.80 to 1.290.907
Chronic Pseudomonas aeruginosa0.900.61 to 1.320.590
CF-related diabetes1.150.80 to 1.650.468
Children <18 years at home1.140.71 to 1.810.591
  • *Rate ratio calculated using a Poisson regression model.

  • CF, cystic fibrosis; FEV1, forced expiratory volume in 1 s.