Van Wyk 2008a.

Study characteristics
Methods	Cluster RCT
Participants	General practice clinics, Delft region, the Netherlands 62 536 patients, 46 physicians, 24 clinics
Interventions	Automatic display of patient‐specific guideline recommendations for the screening and treatment of dyslipidemia
Outcomes	Process adherence (prescribing, testing)
Co‐Interventions	Educational: None Beyond Clinician Education: None
CDSS Features ‐ Acknowledgement of CDSS Required	Not reported
CDSS Features ‐ Other	Conveyed patient‐specific information, developed by study investigators, makes care recommendation, 'push' mode of delivery, targeted underuse, user workflow considered in design
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment (selection bias)	Low risk
Incomplete outcome data (attrition bias) All outcomes	Low risk
Baseline characteristics similar?	Low risk
Unit of analysis error	Low risk