Table 3.

Repeated measures analyses of variance in ADHD symptoms among the intervention and waitlist groups at baseline and posttreatment

Subscales of ADHD-RS-IV	Baseline		Posttreatment		F (1, 49; IA)	P
	Intervention group (n = 38)	Waitlist group (n = 30)	Intervention group (n = 38)	Waitlist group (n = 30)
Inattentive	25.95 ± 3.83	24.50 ± 5.10	22.18 ± 3.56	25.27 ± 5.06	12.40	<0.01
HI	21.39 ± 6.07	19.60 ± 5.07	18.92 ± 5.09	21.93 ± 4.93	19.08	<0.01
Overall score	47.34 ± 8.20	44.10 ± 7.77	41.11 ± 7.48	47.20 ± 8.47	21.72	<0.01

All data are shown as mean ± SD. ADHD-RS-IV: Attention deficit hyperactivity disorder-rating scale-IV; HI: Hyperactivity-impulsivity; IA: Interaction; SD: Standard deviation.