Figure 2: Effect sizes (Hedges g) of affective and attentional measures for variables for which there was an interaction of session and intervention factors considering change scores (post- minus preintervention period). Dotted lines indicate medium effect sizes ) and large effect sizes ). ASRS: Adult Self-Report Scale, BDI: Beck Depression Inventory, STAI: trait anxiety of the State-Trait Anxiety Inventory, PANAS-X: Positive and Negative Affect Schedule—Expanded Form, AAQoL: Adult ADHD Quality of Life Questionnaire, ANT: Attentional Network Task, CPT II: Conner’s Continuous Performance Test, and Hit RT: reaction time of correct responses.