Emond 2002.

Methods	CBA (C) Allocation at level of health visitor base
Participants	First time mothers from socio‐economically deprived areas
Interventions	I = first parent health visitor scheme (a programme of regular home visits to help, support and advise mothers) C = conventional health visiting
Outcomes	Outcomes measured at 2 years: Use of stair gate ‐ intervention group significantly more likely to use stair gates. No figures or p values reported Use of socket covers ‐ Intervention group more likely to use socket covers. No figures or p values reported
Notes	Blinding ‐ n Outcomes 80% ‐ u Balance ‐ n Intervention area chosen because of deprivation level. At baseline the intervention arm had higher proportion of black and Asian mothers, lower maternal educational level and less advantaged in terms of housing status than control arm.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment (selection bias)	Unclear risk	Not applicable ‐ non‐randomised study