Project Burn 1979.

Methods	Non‐randomised controlled trial.
Participants	I: 3 cities in east of state. C: 2 cities in west of state (with lower baseline burn incidence).
Interventions	I1: Mass media. I2: I1 + school program. I3: I1+ community outreach. C: No intervention.
Outcomes	Population injury surveillance 4 years before to 12 months after. Telephone surveys. Incidence of burns seen in emergency dept.
Notes	Smoke alarm ownership not reported.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	High risk	C ‐ Inadequate