Exposure and ritual prevention (ERP) is the most effective treatment for obsessive-compulsive disorder (OCD), yet the intensive treatment schedule often described is not transportable to many settings. In the present study, the authors examined whether a twice-weekly (TW) ERP program reduced the effectiveness of intensive (IT) ERP. Forty OCD patients received 15 sessions of ERP: 20 received dai...

The goal of the present study was to investigate whether inferential confusion could account for the relationships between obsessional beliefs and obsessive-compulsive disorder (OCD). The Inferential Confusion Questionnaire and the Obsessive Beliefs Questionnaire were administered to a sample of 85 participants diagnosed with OCD. Results showed that the relationship between obsessive beliefs a...

Preview Enormous amounts of time and energy may be consumed by persons with obsessive-compulsive disorder, who think distressing thoughts and then feel compelled to act on them repeatedly. How common is obsessive-compulsive disorder? What are its typical clinical presentations? The authors of this article answer these questions and discuss pharmacologic and behavior therapy.

A reclassification of obsessive-compulsive disorder (OCD) into a new diagnostic category spectrum of "obsessive-compulsive spectrum disorders" (OCSDs) has recently been proposed, with considerable debate, for the forthcoming Diagnostic and Statistical Manual-Fifth Edition (DSM-V). This paper provides a critical analysis of the available empirical data regarding this conceptual and nosological s...

In the present study, the use of knowledge space theory (KST), jointly with formal concept analysis (FCA), is proposed for developing a formal representation of the relations between the items of a questionnaire and a set of psychodiagnostic criteria. This formal representation can be used to develop an efficient adaptive tool for psychological assessment. Rusch and Wille (1996) have shown some...

Evidence-based practice suggests that clinicians should integrate the best available research with clinical judgment and patient values. Treatment of religious patients with scrupulosity provides a paradigmatic example of such integration. The purpose of this study is to describe potential adaptations to make exposure and response prevention, the first-line treatment for obsessive-compulsive di...