Effects of Pine Bark Extract on Attention-deficit Hyperactivity Disorder in Adults: A Randomized Double-blind Crossover Study : Table 2

Table 2: Effects of polyphenolic compounds from pine bark extract on theAdult ADHD Self-Report Scalein attention-deficit hyperactive disorder participants.
Values are expressed as the mean ± SD. An asterisk (*) indicates a significant difference compared to group B (p<0.05). B: baseline, before supplementation; P: placebo, 4-week supplementation with maltodextrin and magnesium stearate; PE: 4-week supplementation of polyphenolic compounds from pine bark extract.

	B	P	PE	p value
	B	P	PE	B x P	B x PE	P x PE
Inattention	24.3 ± 5.08	22.7 ± 4.67	22.2 ± 3.89	0.246	0.103	0.625
Hyperactivity-impulsivity	19.3 ± 5.31	17.3 ± 4.88	16.5 ± 4.72*	0.161	0.018	0.245