A hybrid cross-sectional and prospective study to assess patient characteristics, disease burden, disease control, phenotypes, endotypes, and outcomes in a real-world setting in patients with asthma.

Sponsors: Sanofi

To describe the characteristics of patients with asthma across the spectrum of disease severity, including sociodemographic and clinical characteristics, treatment and disease burden, biomarkers, and both disease-specific and generic health-related quality of life