Figure 1From: Baseline values from the electrocardiograms of children and adolescents with ADHDMean QTc intervals based on 3 correction methods by age and sex for children and adolescents presenting with ADHD. Pre-pubertal: females ≤ 8 yrs (n = 224) males ≤ 9 yrs (n = 1313); Pubertal: females >8–13 yrs (n = 881), males >9–14 yrs (n = 2775); Post-pubertal: females >13 yrs (n = 240), males >14 yrs (n = 497). * P ≤ .05, ***P ≤ 001.Back to article page