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. Author manuscript; available in PMC: 2025 Apr 1.
Published in final edited form as: Res Child Adolesc Psychopathol. 2023 Oct 16;52(4):605–620. doi: 10.1007/s10802-023-01127-z

Table 1.

Demographics by Revised Parent Rated EATQ-R Temperament Subtype in EEG Sample

Regulated ADHD Dysregulated ADHD Typically-Developing Controls

N 117 116 109
M(SD) Age in years 14.29(1.49) 14.19(1.46) 14.09(1.34)
Sex Assigned at Birth (Male: Female) 88:29 48:20 60:49
IQ M 109.26 108.70 114.96
Race N
 American Indian 3 1 4
 Asian American/Pacific Islander 7 7 9
 Black American 13 9 5
 White American 94 99 91
Hispanic N 5 6 7
Family Income $75,000-$100,000 $50,000-$75000 $75,000-$100,000
Comorbid conditions N
 Mood Disorder 5.98% 11.21% 1.83%
 Anxiety Disorder 4.27% 25.86% 5.50%
 Oppositional Defiant Disorder 2.56% 13.79% 1.83%
 Learning Disorder 5.98% 5.17% 0.92%
% on Stimulant 43.30% 43.20% -

Note: Income is measured in the following ranges: <$25,000; $25,000-$35,000; $35,000-$50,000; $50,000-$75,000; $75,000-100,000; $100,000-$130,000; $130,000-$150,000; >$150,000. IQ is reported for the most recent cognitive testing visit prior to EEG.