Describing primary care patterns before and during the COVID-19 pandemic across Canada: a quasi-experimental pre–post design cohort study using national practice-based research network data

OBJECTIVE: The objective was to analyse how the pandemic affected primary care access and comprehensiveness in chronic disease management by comparing primary care patterns before and during the early COVID-19 pandemic. DESIGN: We conducted a quasi-experimental pre-post design cohort study and reported indicators for the 21 months before and after the onset of the COVID-19 pandemic.