Health-related quality of life as associated with asthma control, psychological status and insomnia
Background: Asthma is associated not only with lower health-related quality of life (HRQL) but also with psychological health and insomnia. The aim of this study was to investigate associations between HRQL, asthma symptoms, psychological status and insomnia in adults from three Nordic countries. Methods: This study comprised 2,270 subjects aged 29-55 from Sweden, Iceland and Norway. HRQL was meas