Physiological Emotion Regulation in Children with ADHD with and without Comorbid Internalizing Disorders: a Preliminary Study

Children with Attention-Deficit/Hyperactivity Disorder (ADHD) experience deficits in emotion regulation that can be measured physiologically under environmental stress conditions by examining respiratory sinus arrhythmia (RSA), a marker of parasympathetic nervous system (PNS) withdrawal. The current pilot study examined the impact of comorbid internalizing disorders and comorbid Oppositional Defiant Disorder (ODD) on emotion regulation in...