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. 2024 Feb 5;2(3):199–207. doi: 10.1016/j.jaacop.2024.01.004

Table 3.

Regression Models of Attenuation of Attention-Deficit/Hyperactivity Disorder (ADHD) Symptoms for Relative Age

ADHD symptoms Relative age
 n
Coefficient [95% CI] p
Attenuation from age 7 y to age 21: Parent-reported SDQ 0.37 [0.15-0.58] 0.001 2,766
Attenuation from age 8 y to age 21: Parent-reported Conners' 0.82 [0.03-1.62] 0.043 2,615

Note: Conners' = Revised Conners' ADHD symptoms Parent Rating Subscale and Self-Report Rating Subscale; n = number of observations; SDQ = Strengths and Difficulties Questionnaire.