Naji 1994.

Methods	RCT (pragmatic randomised trial, randomised by patient) Randomisation concealment: NOT CLEAR Follow up: ‐ providers: N/A ‐ patients: DONE Blinded assessment: DONE for glycated haemoglobin, Creatinine, Diabetes Health, process measures NOT CLEAR for blood pressure , BMI Baseline: DONE for glycated haemoglobin, Creatinine, BMI, blood pressure NOT CLEAR for Diabetes Health, process measures Reliable outcomes: DONE for glycated haemoglobin, Creatinine, Diabetes Health NOT CLEAR for blood pressure , BMI, process measures Protection against contamination: DONE
Participants	A hospital clinic and general practice groups in Grampian (UK). Adult patients attending the clinic for at least one year and registered with any of the three general practices (Type 2 diabetes) providers ‐ ? (GPs + clinic staff involved in diabetes care) patients ‐ 274 practices ‐ 1 clinic + 3 general practices
Interventions	Intervention group: Professional intervention (distribution of educational materials + reminders) + organisational intervention (arrangements for follow‐up + changes in medical record systems) Control group: Received reminders for routine appointments at the clinic (arrangements for follow‐up) Length of intervention: 2 years
Outcomes	PROCESS: Routine diabetic care visits Glycated haemoglobin Blood pressure Creatinine Visual acuity Funduscopy Peripheral pulses Neurological examination Feet % patients that had seen a dietician % patients that had seen a chiropodist PATIENT: Glycated haemoglobin BMI Creatinine Systolic blood pressure Diastolic blood pressure Diabetes health questionnaire COSTS: Annual costs per patient
Notes	Not clear if the guidelines that the practices received were national or local developed ‐directed at montoring and treatment ‐targets: metabolic control and frequency of measurement and examination during routine visits
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear