Goud 2009.

Study characteristics
Methods	Cluster RCT
Participants	Cardiac rehabilitation clinics, Netherlands 2787 patients, 21 clinics
Interventions	Decision support that guided users through needs assessment procedure using structured dialogue and formulated patient‐specific rehabilitation programme on the basis of the needs assessment data (‘CARDSS’)
Outcomes	Process adherence (other)
Co‐Interventions	Educational: Single educational session for providers in intervention group Beyond Clinician Education: Helpdesk services and financial incentives directed at providers in intervention group
CDSS Features ‐ Acknowledgement of CDSS Required	Yes ‐ required acknowledgement of the CDSS and documentation of action taken
CDSS Features ‐ Other	Conveyed patient‐specific information, decision support was complex, developed by study investigators, included supporting information on‐screen, makes care recommendation, targeted underuse, user workflow considered in design
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment (selection bias)	Low risk
Baseline characteristics similar?	Low risk
Unit of analysis error	Low risk