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. Author manuscript; available in PMC: 2020 Mar 21.
Published in final edited form as: Sleep Med. 2017 Mar 6;37:180–186. doi: 10.1016/j.sleep.2017.02.006

Table 1.

Demographic data.

Group n Age IQ Other demographics (%)
M SD Range M SD Range Male Caucasian Professionala Psychotropicb
General population 665 8.7 1.7 6–12 106.3 13.1 71–147 52.6 80.5 48.9 6.3
ADHD 784 8.3 1.8 6–12 104.0 14.2 70–149 67.9 91.7 39.4 31.4
a

Percent with one or both parents having a professional or managerial occupation.

b

Percent using any psychotropic medication. ADHD = Attention Deficit Hyperactivity Disorder.