Hawkins 1979.

Methods	RCT (randomised by patient) Randomisation concealment: NOT CLEAR Follow up: ‐ providers: N/A ‐ patients: NOT CLEAR Blinded assessment: NOT CLEAR Baseline: NOT CLEAR Reliable outcomes: DONE Protection against contamination: NOT CLEAR
Participants	A medical follow‐up clinic at the Robert B. Green Hospital in San Antonio, TX (US). It serves as a primary care training facility. 1148 of 1722 patients enrolled in the clinic were included in the study. 90% of the patients were Mexican American and more than 95% were indigent. Patients were being followed for hypertension, diabetes or both. The number of included patients with only diabetes is not clear, but 315 patient with diabetes were included in the analyses and completed the 29 month trial (not clear which type of diabetes) providers ‐ ? (pharmacist (interv group) + physicians (control group)) patients ‐ 315 practices ‐ 1 clinic
Interventions	Intervention group: Organisational intervention (revision of professional rules (A clinical pharmacist was responsible for follow‐up care of patient with diabetes)) Control group: usual care Length of intervention: 29 months
Outcomes	PROCESS: NONE PATIENT: Fasting blood glucose
Notes	Not specified in the paper
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	D ‐ Not used