T116. EVALUATION OF CLINICAL AND FUNCTIONAL DIFFERENCES IN CLINICAL-HIGH RISK FOR PSYCHOSIS WITH AND WITHOUT A HISTORY OF ADHD AND STIMULANT EXPOSURE: A SIX-MONTH FOLLOW-UP USING MULTILEVEL MODELING

Compared to the general population, the prevalence of Attention-Deficit/Hyperactivity Disorder (ADHD) is estimated to be 2–5 times higher in those with psychosis. Individuals with both a history of ADHD and psychosis show a pattern of greater deficits/poorer prognoses over time, compared to psychosis and ADHD alone. For example, at first-episode, individuals with a history of ADHD have poorer functional trajectory over one-year follow-up in...