Fig. 2.

Pre-to-post treatment changes in self-reported obsessive-compulsive symptom severity and clinician-rated functioning when using only Y-BOCS scores compared to Y-BOCS + CGI-I scores to define treatment response. The dashed lines indicate cut-off values that best separate clinical from non-clinical cases. CGAS, Children's Global Assessment Scale; CGI-I, Clinical Global Impression Scale − Improvement; GAF, Global Assessment of Functioning; OCD, obsessive-compulsive disorder; OCI-CV, Obsessive-Compulsive Inventory − Child Version; OCI-R, Obsessive-Compulsive Inventory − Revised; Y-BOCS, Yale-Brown Obsessive-Compulsive Scale.