Symptom trajectories of early responders and remitters among youth with OCD

Megan Rech, Saira Weinzimmer, Daniel Geller, Joseph F. McGuire, Sophie C. Schneider, Kevin C. Patyk, Alessandro S. De Nadai, Sandra C. Cepeda, Brent J. Small, Tanya K. Murphy, Sabine Wilhelm, Eric A. Storch

Research output: Contribution to journalArticlepeer-review

Abstract

Objectives: This study examined the phenomenology and predictors of early response and remission among youth with obsessive-compulsive disorder (OCD) receiving cognitive-behavioral therapy (CBT). Methods: One hundred and thirty-nine youth with a current primary diagnosis of OCD participated in this study. Participants received 10 sessions of CBT augmented by either placebo or D-cycloserine (DCS) as part of a randomized double-blind multi-site clinical trial. Early response and remission status were determined by clinician-rated global symptom improvement (CGI-I) and severity (CGI-S), respectively. Results: At the mid-treatment assessment, 45.3% of youth were early responders, and 28.1% were early remitters. At post-treatment assessment, 79.1% of youth were responders and 67.6% were remitters. Early response predicted a higher likelihood of post-treatment response and remission; early remission significantly predicted a higher likelihood of post-treatment remission. Bivariate logistic regressions showed that early response was predicted by lower baseline clinician-rated global severity (CGI-S) and lower depression severity; however, only depression severity remained a significant predictor in the multivariable logistic regression model. Furthermore, bivariate logistic regressions showed that early remission was predicted by lower baseline clinician-rated global severity (CGI-S), lower depression severity, and lower obsessive-compulsive symptom severity (CY-BOCS); however, only global severity remained a significant predictor in the multivariable logistic regression model. Conclusions: Lower OCD and depression symptom severity predicted a greater likelihood of early treatment response and remission to CBT. Findings suggest that low OCD and depression symptom severity could serve as baseline characteristics to identify potential candidates for lower-intensity initial interventions in a stepped care approach. The modest predictive value of the variables examined suggests that additional factors could add to prediction of treatment response and remission. Trial registration: clinicaltrials.gov Identifier: NCT00864123.

Original languageEnglish (US)
Article number100580
JournalJournal of Obsessive-Compulsive and Related Disorders
Volume27
DOIs
StatePublished - Oct 2020

Keywords

  • Cognitive-behavioral therapy
  • Early response and remission
  • Pediatric OCD

ASJC Scopus subject areas

  • Clinical Psychology
  • Psychiatry and Mental health

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