Terrell 2009.

Study characteristics
Methods	Cluster RCT
Participants	Academic emergency department, Indianapolis, USA (Wishard Memorial Hospital) 210 episodes of care, 63 providers
Interventions	Reminder that advised against prescription of nine potentially inappropriate medications in patients ≥ age 65
Outcomes	Process adherence (Prescribing)
Co‐Interventions	Educational: None Beyond Clinician Education: None
CDSS Features ‐ Acknowledgement of CDSS Required	Yes ‐ required acknowledgement of the CDSS and documentation of action taken
CDSS Features ‐ Other	Conveyed patient‐specific information, included supporting information on‐screen, interruptive, makes care recommendation, possible to execute desired action, 'push' mode of delivery, targeted overuse
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Incomplete outcome data (attrition bias) All outcomes	Low risk
Baseline characteristics similar?	Low risk
Unit of analysis error	Low risk