Processing speed also has a written component. Just for better information you may want to get the GAI calculated as that removes the PSI and WMI from the calculation as both of those have poorer correlation with the general intelligence measure.

DSM-V criteria for ADHD http://www.adhdbasics.org/ref/DSM-V.pdf includes:
Quote
C. Criteria for the disorder are met in two or more settings (e.g., at home, school or work, with friends or relatives, or in other activities).

It strikes me there is a general bias towards the diagnosis.