Tai 1999.

Methods	RCT (2x2 balanced design randomised by practice) Randomisation concealment: NOT CLEAR Follow up: ‐ providers: NOT CLEAR ‐ patients: NOT DONE Blinded assessment: DONE Baseline: NOT CLEAR Reliable outcomes: DONE Protection against contamination: DONE no unit of analysis error
Participants	General practitioner tutors from two medical schools who practised locally in North London (UK) and used an EMIS (Egton medical Information Services) computer system. Patients who gave consent for access to records (not clear which type of diabetes). providers ‐ 17 general practitioners and 11 practice nurses patients ‐ 167 practices ‐ 6
Interventions	Intervention group: Professional intervention (reminders) + organisational intervention (changes in medical record systems (use of computer templates)) Control group: using new computer templates for asthma Length of intervention: 1 year
Outcomes	PROCESS: Use of diabetes templates PATIENT: NONE
Notes	National guidelines (developed by the British Diabetes Association) ‐directed at monitoring ‐targets: glycaemic control, lipid profile, serum creatinine, current medication
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear