Table 2.

The composition of the background diet of participants pre- and post-treatment with placebo and prebiotic fiber^*.

Variable	Placebo		Prebiotic		P-value
	Pre	Post	Pre	Post
Total kcal	2,182.2 ± 634.7	1,866.7 ± 592.9	1,871.2 ± 655.9	2,008.5 ± 811.4	0.09
Carbohydrate, g	245.1 ± 96.1	215.2 ± 121.7	212.5 ± 85.3	220.9 ± 129.4	0.36
Protein, g	101.9 ± 56.0	84.8 ± 30.8	85.9 ± 44.5	89.8 ± 39.6	0.13
Fat, g	89.5 ± 38.9	75.1 ± 28.3	76.0 ± 38.5	84.3 ± 42.5	0.16
Total dietary fiber, g**	18.0 ± 7.9	14.4 ± 9.5	13.5 ± 6.4	13.2 ± 7.7	0.21

^*Data are shown as means ± SDs. Changes on pre- and post-treatment with placebo or prebiotic were compared with a linear mixed model (n = 20).

^**Prebiotic supplement was not included in the background dietary intake of total dietary fiber.