Phenotypic Variation in Patients with Chronic Obstructive Pulmonary Disease in Primary Care

Figure 1

Flowchart of patients registered and treated in primary care. GP: general practitioner; PT: physical therapist; COPD: chronic obstructive pulmonary disease. Subgroups in the dotted boxes were compared for the first aim of this study. Subgroups in the striped boxes were compared for the second aim of this study.