Penn State Worry Questionnaire Penn State Worry Questionnaire (PSWQ; Meyer, Miller, Metzger, & Borkovec, 1990). The PSWQ is a 16-item self-report measure assessing worry associated with Generalized Anxiety Disorder (GAD) in adults. The PSWQ can be used as a screening tool (Trull & Hillerbrand, 1990), and, in the case of the weekly version, to monitor symptom change over time (PSWQ-Past Week; Stöber & Bittencourt, 1998). A version of the PSWQ for children and adolescents exists (PSWQ-C; Chorpita, Tracey, Brown, Collica, & Barlow, 1997) and is included in our child appendix. Sample items include, “My worries overwhelm me” and “If I do not have enough time to do everything, I do not worry about it.” Each item is rated on a 5-point scale from one (“not at all typical of me”) to five (“very typical of me”). The PSWQ can be administered in a few minutes, and scoring is simple. The PSWQ demonstrates excellent internal consistency (α = .94) and adequate test-retest reliabilit