Gielen 2001.

Methods	Cluster randomised controlled trial. Allocation by random numbers table by independent person (per investigator). Blinded outcomes assessment (per investigator).
Participants	31 doctors in training (196 parents of children aged 0‐6 mo).
Interventions	I: 5 hours of special training in injury prevention counseling. C: Usual training.
Outcomes	Home inspection, interview after 12 months, health surveillance visit: Final functioning alarms.
Notes	Loss to follow‐up: I: 33% of families; C: 26% of families.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Low risk	A ‐ Adequate