. Author manuscript; available in PMC: 2012 May 1.

Published in final edited form as: Am J Prev Med. 2011 May;40(5):572–575. doi: 10.1016/j.amepre.2010.12.020

Table 2.

Linear regressions of child urine cotinine on child- and parent-reported smoking bans

	Home smoking bans (n=373)			Car smoking bans (n=347)

	Model 1: Baseline model + parent report	Model 2: Baseline model + child report	Model 3: Baseline model + both reports	Model 1: Baseline model + parent report	Model 2: Baseline model + child report	Model 3: Baseline model + both reports

Parent-reported ban	−0.482^***		−0.419^***	−0.314^***		−0.234^***
Child-reported ban		−0.357^***	−0.107^*		−0.299^***	−0.206^***

ΔR² compared to baseline model^a	0.20^***	0.13^**	0.26^***	0.10^**	0.09^**	0.15^***

Baseline model includes child’s age, gender, and number of smokers living in the home

p<0.05,

^**

p<0.01,

^***

p<0.001