TABLE 2.

Study diets and compliance¹

	Whole-grain	Refined-grain	P value
Food energy, kcal	2029 ± 306	1962 ± 266	0.54
Protein, g	90 ± 12	88 ± 11	0.56
Fat, g	65 ± 11	64 ± 10	0.79
Saturated fat, g	21 ± 4	22 ± 4	0.68
Carbohydrates, g	284 ± 44	270 ± 39	0.35
Sugar, g	130 ± 23	123 ± 25	0.45
Fiber, g	28 ± 4	20 ± 3	<0.01
Whole-grains, g	89 ± 15	—	—
Compliance, %	97 ± 4	95 ± 3	0.09

¹Data are presented as mean ± SD. Paired t tests were used to assess differences between diets.