Changes in child exposure to secondhand smoke after implementation of smoke-free legislation in Wales: a repeated cross-sectional study

Table 5 RRRs* for the likelihood of 10-11 year old children in Wales reporting perceived SHS exposure about every day or never** post-legislation

	I don't know		Never		About every day
	RRR (95% CI)	p-value	RRR (95% CI)	p-value	RRR (95% CI)	p-value
Whole sample unadjusted (n = 3201)	1.62 (1.29 to 2.02)	<0.001	1.70 (1.34 to 2.17)	<0.001	0.87 (0.74 to 1.03)	0.11
Whole sample adjusted for age and FAS (n = 3141)	1.62 (1.28 to 2.05)	<0.001	1.67 (1.32 to 2.12)	<0.001	0.90 (0.75 to 1.06)	0.18

* relative risk ratios from design adjusted multinomial logistic regression models
** 'sometimes' set as base category

ISSN: 1471-2458