Flottorp 2002b .

Study characteristics
Methods	Cluster RCT
Participants	Ambulatory general practices, Norway 16 939 episodes of care, 120 practices
Interventions	Display of guidelines for appropriate use of antibiotics and laboratory testing for patients with sore throat (control patients received identical interventions, but targeted to improve management of urinary tract infection in women)
Outcomes	Process adherence (prescribing, testing, other)
Co‐Interventions	Educational: Educational materials for providers and patients, educational workshops for providers in intervention group Beyond Clinician Education: Financial incentives for providers in intervention group
CDSS Features ‐ Acknowledgement of CDSS Required	Not reported
CDSS Features ‐ Other	Targeted overuse
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment (selection bias)	Low risk	N/A
Incomplete outcome data (attrition bias) All outcomes	Low risk
Baseline characteristics similar?	Low risk
Unit of analysis error	Low risk