Quality of life in clinically stable adult cystic fibrosis out-patients: associations with daytime sleepiness and sleep quality.

Background: Patients with cystic fibrosis (CF) may suffer from sleep disturbances and reduced health-related quality of life (HRQoL). However, the relationships of daytime sleepiness and sleep quality to HRQoL in CF have not yet been investigated.

Patients And Methods: 55 adult CF out-patients free from a pulmonary exacerbation were prospectively enrolled in this study.