title: A cohort study showed that health insurance databases were accurate to distinguish chronic obstructive pulmonary disease from asthma and classify disease severity.
authors.affiliation: Respiratory Epidemiology and Clinical Research Unit, Montreal Chest Institute, McGill University, 3650 St-Urbain Street, Montreal, Quebec, H2X 2P4, Canada.
authors.forename: Jason
authors.initials: J
authors.lastname: McKnight
authors.forename: Adrienne
authors.initials: A
authors.lastname: Scott
authors.forename: Dick
authors.initials: D
authors.lastname: Menzies
authors.forename: Jean
authors.initials: J
authors.lastname: Bourbeau
authors.forename: Lucie
authors.initials: L
authors.lastname: Blais
authors.forename: Catherine
authors.initials: C
authors.lastname: Lemière
mesh_terms: D001249:Asthma / Q000175:diagnosis*; D015331:Cohort Studies; D016208:Databases, Factual; D006801:Humans; D016247:Information Storage and Retrieval; D007348:Insurance, Health; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis*; D012680:Sensitivity and Specificity