. Author manuscript; available in PMC: 2013 Nov 22.

Published in final edited form as: Tob Control. 2009 Dec 11;19(3):10.1136/tc.2009.030684. doi: 10.1136/tc.2009.030684

Table 3.

Baseline percentages of the two covariates (gender and CO level) for each of the six conditions of the study

	Covariates
	Gender		CO level
	Male	Female	Very light smoker	Light smoker	Heavy smoker
No-smoking portrayal + 2× prosocial ads	7.1%	9.5%	4.9%	4.9%	7.4%
No-smoking portrayal + mixed ads	8.3%	8.3%	6.2%	4.9%	6.2%
No-smoking portrayal + 2× antismoking ads	6.0%	11.9%	7.4%	4.9%	6.2%
Smoking portrayal + 2× prosocial ads	7.1%	8.3%	7.4%	2.5%	6.2%
Smoking portrayal + mixed ads	8.3%	10.7%	4.9%	3.7%	8.6%
Smoking portrayal + 2× antismoking ads	7.1%	7.1%	4.9%	0%	8.6%