Table 1. Data sources for baseline findings reported in this paper.

Source	Formal interviews	Other (e.g. informal non-audiotaped phone calls, emails, preliminary site visits)	Total interviews
Camp St Group	8 GPs, 2 pharmacists, 3 managers, 1 patient	2 informal practice visits with brief chats to 8 staff (GPs, support staff, GP trainee)	14 formal 8 informal
Carleon	1 GP, 1 manager	Brief chats with 2 GPs and 1 manager	2 formal 3 informal
Fernleigh	2 GPs, 11 patients	3 managers, 1 nursing lead	13 formal 4 informal
Newbrey	1 GP, 1 manager, 2 care coordinators	2 informal practice visits with brief chats to 4 staff	4 formal 4 informal
Ogden East	3 GPs, 1 paramedic, 1 nurse practitioner, 1 manager, 1 support staff, 1 patient	-	8 formal
Queens Road	0	3 GPs, 1 manager	0 formal 4 informal
Range Park	1 (GP)	1 (GP)	1 formal 1 informal
Rhian	1 GP, 1 GP trainee, 3 managers, 1 pharmacist, 1 advanced nurse practitioner, 1 practice nurse	Brief chats with 3 GPs and 1 manager	8 formal 4 informal
River Road	1 nurse, 1 healthcare assistant, 3 managers	3 GPs	5 formal 3 informal
Towerhill	3 GPs, 1 GP trainee, 1 nurse, 3 support staff (some more than once)	7 informal visits with brief chats to ~10 staff	11 formal (with 8 staff) 10 informal
Westerly	2 GPs, 1 former trainee, 1 nurse, 1 manager, 2 receptionists	4 hours ethnographic observation in back office, and attending a 1-hour clinical staff meeting	8 formal
National stakeholders	12 (11 policymakers, 1 clinical training expert)	-	12 formal
GRAND TOTAL	-	-	86 formal 41 informal