Response rate and case selection
After data cleaning and aggregation to the practice level in the case of joint practices, we included 224 cases (practices) in the present analysis (response rate: 44.53%).Table Characteristics of AdAM participants and practices included in the QCA“Participants” denotes the number of participating practices; “age” denotes the mean of the average for each practice’s physicians; “years of work experience in this organization” describes the mean of the average for each practice’s physiciansTable 