Santoso 1996.

Methods	RCT unit of allocation: health districts unit of analysis: episodes of care power calculation: not done concealment of allocation: not clear follow up of professionals: not clear blinded assessment of outcome: not clear baseline measurement: not clear reliable primary outcome measure: not clear protection against contamination: done analysis appropriate: no
Participants	Physicians and para‐medical prescribers in 90 health centers in Indonesia treating patients under 5 years of age for gastroenteritis
Interventions	1. Small group educational meetings + written educational materials 2. Large‐group educational meetings + written educational materials
Outcomes	Professional practice: change in rate of prescribing antibiotics Patient: None
Notes	Data from focus group meetings included in content of meetings and educational materials
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear