Trichotillomania (TTM) has shown high rates of comorbidity with ADHD. While both disorders have been associated with some performance deficits on measures of motor response inhibition, findings on deficits in TTM have been mixed. Deficits previously found in TTM may be in part a reflection of the presence of comorbid ADHD in the TTM subsamples. We compared adults with self-reported TTM alone (n = 59) and those with self-reported TTM and ADHD (n = 61) to a healthy control group (n = 59) on two…
