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. Author manuscript; available in PMC: 2019 Aug 1.
Published in final edited form as: Eur J Neurosci. 2018 Aug;48(3):1884–1895. doi: 10.1111/ejn.14067

Table 1.

Demographics and clinical characteristics of ADHD participants and healthy controls

ADHD (n=13)
 		 Healthy controls (n=34)
 
Characteristic Mean SD Mean SD p-value
Age, years 34.1 8.2 35.2 6.0 0.61
Years of
education		 14.6 2.1 15.2 1.8 0.43
Gender 7 female 54% 1 female 3% <0.001
BMI 26.6 4.9 25.9 2.9 0.56
VIQ 96.1 4.6 93.4 6.5 0.24
CAARS A
inattention		 67.7 9.6 45.6 b 7.7 <0.001
CAARS B
hyperactivity		 63.5 10.9 44.2 b 9.4 <0.001
CAARS C
impulsivity		 56.2 13.4 44.8 b 5.4 0.001
BPND Caudate 0.81 0.13 0.75 0.12 0.14
BPND Putamen 0.96 0.15 0.91 0.13 0.24
BPND VS 0.87 0.17 0.79 0.15 0.14

Abbreviations: ADHD attention deficit hyperactivity disorder, BMI body mass index, BPND nondisplaceable binding potential, CAARS Conners Adult Attention Rating Scale, VIQ verbal IQ, VS ventral striatum.