<qa>  What is the data on medications for patients with private health insurance?Methods: Cross sectional observational study. Never-smoker and smoker asthmatics treated with at least 2 controller medications with a smoking history 10 packyear with a ACQ score 1.5 points will be identified in the database RESP. Their clinical data will be matched to the Régie de lassurance médicale du Quebec RAMQ and Maintenance et exploitation des données pour létude de la clientèle hospitalière MED-ECHO administrative databases and reMed data on medications for patients with private health insurance in order to access to data on medical services, hospitalisations and medications delivered by pharmacies. T 