Table 7. Mean scores in each domain of the ABCD questionnaire before and after completing the Healthy Hearts Project Website.

Domain	Pre-test score Mean (SD)	Post -test score Mean (SD)	Change in score Mean (SE)	% change	p	Effect size*
All domains (N = 134)	2.991 (0.32)	3.113 (0.35)	0.122 (0.030)	4.1	<0.001	0.36
Perceived risk of heart attack or stroke	2.551 (0.54)	2.535 (0.60)	-0.016 (0.043)	-0.7	0.702	NA
Perceived benefits of and intention to exercise	3.228 (0.46)	3.448 (0.46)	0.220 (0.038)	6.8	<0.001	0.48
Perceived benefits of and intention to healthy eating	3.183 (0.57)	3.340 (0.59)	0.157 (0.042)	4.9	<0.001	0.27
Perceived benefits of and intention to stop smoking (N = 38)	3.390 (0.81)	3.578 (0.60)	0.187 (0.106)	5.5	0.085

*—Cohen’s d