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. Author manuscript; available in PMC: 2011 Nov 15.
Published in final edited form as: Neuroimage. 2009 Dec 21;53(3):935–942. doi: 10.1016/j.neuroimage.2009.12.041

Table 2.

Behavioral performance on the Go/No-Go Task of youth with attention-deficit hyperactivity disorder (ADHD) by DAT1 3′UTR genotype

DAT1 3′UTR 9R
 DAT1 3′UTR 10R/10R
Measure n = 12 n = 21
Successful inhibition (%) 79.6 ± 13.5 74.6 ± 14.0
Accurate responses (%) 92.9 ± 8.4 94.0 ± 5.8
Mean RT (ms)a 530 ± 117 460 ± 51
RTSD (ms) 149 ± 60 117 ± 61

RT, reaction time; RTSD, reaction time standard deviation.

a

Significant group difference (t1,31 = 2.40, p = .02).