Table 5.

Effects of Health Beliefs on Calcium and Vitamin D Intake, Adjusted for Intervention Group and Follow-Up Time.

	Food: M (CI)	Supplement: M (CI)	Total: M (CI)
	p	p	p
Calcium
Self-efficacy	4.6 [1.5, 7.7] p = .04	5.5 [2.2, 8.8] p < .01	10.2 [5.3, 15.0] p < .01
Outcome expectancy	0.0 [−2.5, 2.5] p = .98	−0.6 [−3.4, 2.1] p = .64	−0.5 [−4.2, 3.3] p = .80
Goal congruence	2.9 [−0.8, 6.7] p = .13	0.2 [−3.0, 3.3] p = .90	3.2 [−2.0, 8.4] p = .22
Osteoporosis beliefs	−2.0 [−5.0, 1.0] p = .20	4.7 [1.4, 8.1] p = .01	2.7 [−1.7, 7.1] p = .23
Vitamin D
Self-efficacy	0.3 [−0.3, 1.0] p = .31	6.0 [3.6, 8.4] p < .01	6.8 [4.1, 9.4] p < 01
Outcome expectancy	−0.1 [−0.7, 0.6] p = .87	−0.2 [−2.6, 2.2] p = .88	−0.2 [−2.8, 2.5] p = .89
Goal congruence	0.6 [−0.3, 1.6] p = .21	0.7 [−2.3, 3.6] p = .66	1.3 [−2.0, 4.7] p = .43
Osteoporosis beliefs	−0.7 [−1.6, 0.1] p = .09	3.0 [−0.1, 6.1] p = .05	2.1 [−1.1, 5.3] p = 0.20

Note: M = estimate of the mean, accounting for attrition; CI = confidence interval. Predictive effect of a 1-point change in score. Bold indicates statistically significant or approaching statistically significant differences.