Dershewitz 1977.

Methods	RCT
Participants	Mothers of children attending a medical clinic enrolled in pre paid medical plan
Interventions	I = safety advice + safety booklet + free safety equipment provided by researcher C = free safety equipment provided by researcher
Outcomes	Outcomes measured at 2 months: Safe storage of prescription medicines Safe storage of cleaning products Use of socket covers Sharp objects (knives) stored out of reach Small objects (coins) out of reach Safe storage of non‐prescription medicines I = 1/101 C = 3/104 OR 0.34 (0.03 to 3.29) Use of cupboard locks (not specified for cupboards containing poisonous substances) I = 34/101 C = 32/104 OR 1.14 (0.64 to 2.05) Removal of pins and needles I = 33/101 C = 31/104 OR 1.14 (0.63 to 2.06) Household hazard scale comprising eleven potential hazards ‐ Total hazard score I = 53.2, C = 52.99, P = NS, P value not given
Notes	Blinding ‐ y Outcomes 80% ‐ n Balance ‐ n/a
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment (selection bias)	Unclear risk	Unclear