Mental Health Symptoms and Functioning
anxiety
Mental health outcomes were measured using the Patient Health Questionnaire (PHQ-9; Richardson et al., The GAD-7 is a brief scale that queries about anxiety symptoms. Response options are on a 4-point scale from 0 (“not at all”) to 3 (“nearly every day"). Interrater reliability is good, with self-report scales correlated with clinician-administered versions (The CIS is a 13-item measure of adaptive functioning. Response options are on a 5-point scale from 0 (“no problem”) to 4 (“very big problem”). The CIS had good internal reliability (The Brief Problem Checklist (BPC) is a youth-reported, 12-item questionnaire adapted from items on the Youth Self-Report (YSR; Achenbach & Rescorla, 