“…The presence of co-occurring ASD and ADHD seems to be critical to recognize because of the impact of associated problems and the exponential risk associated with comorbidity (D. W. Goodman, Lasser, Babcock, Pucci, & Solanto, 2011). To date, however, little is known about the associated features of comorbid ASD and ADHD diagnosis, and whether it represents a qualitatively distinct phenotype separate from the ASD and ADHD group, a more severe form of ASD and ADHD deficits, or merely similar deficits to either one of the individual disorders alone (Rommelse et al, 2010).…”