Table 3.

Hierarchical linear regressions examining the unique contribution of domains of disease knowledge and perceived risk on health behaviors while accounting for level of education and age

	β	SE	R2	ΔR2	ΔF
Physical Activity
Level of Education	.16*	1.89
Age	−.31**	.31
Risk Knowledge	−.09	7.01	.12	.01	1.23
Age	−.25**	.27
Perceived Risk	−.16*	1.14	.11	.02	4.35*
Saturated Fat Intake
Level of Education	−.05	.40
Age	−.01	.06
General Knowledge	−.30**	2.29	.11	.08	17.26**
Level of Education	−.04	.42
Age	.06	.07
Risk Knowledge	−.30**	1.56	.08	.07	12.84**

β = standardized regression coefficient; SE = standard error; ΔR² = change in R²; ΔF = change in F

^*p ≤ .05;

^**p ≤ .01