“…Second, patients were followed for a limited time. However, given the frequent non-response in adult ADHD patients in response to any particular stimulant (Adler et al, 2008; Kooij et al, 2004; Spencer et al, 2001, 2005; Ginsberg & Lindefors, 2012; Weiss & Hechtman, 2006) and the high rate of needing to switch adult patients from an initially prescribed stimulant (Biederman, DiSalvo, Green, Woodworth, Gilfix, et al, 2021; Biederman, DiSalvo, Green, Woodworth, Law, et al, 2021), it will be valuable to conduct more comprehensive studies of brain (and perhaps genetic) biomarkers and demographic and clinical measures to optimize the likelihood that ADHD patients can receive effective initial treatment. Third, treatment selection was based on individualized patient needs and profiles.…”