Stock 1998.

Methods	Type of targeted behaviour: increase in test ordering (BMD test) Study design: cluster RCT Country: USA
Participants	Setting: primary care 68 providers Condition: people with high likelihood of osteoporosis
Interventions	1. Professional intervention (reminder: long narrative clinical reports on BMD test) 2. Usual care control group: short technical reports on BMD test
Outcomes	Professional practice: number of BMD tests ordered (length of follow‐up not clear); physician understanding of test results; referrals to specialists; further testing to rule out secondary causes of osteoporosis; pharmacologic treatment of osteoporosis Patient level: none
Notes	Justification for intervention type: not reported Intervention fidelity: not reported
Risk of bias
Bias	Authors' judgement	Support for judgement
Adequate sequence generation?	Low risk	Report states: “computer‐generated allocation sequence”
Allocation concealment?	Unclear risk	Not reported
Blinding? All outcomes	Unclear risk	Not reported
Incomplete outcome data addressed? All outcomes	Unclear risk	Not reported
Free of selective reporting?	Unclear risk	Insufficient information provided
Free of other bias?	Unclear risk	Not reported