The nature and assessment of mental contamination: A psychometric analysis

摘要: There has been a recent expansion of interest in the concept mental contamination. Despite growing number experiments and interview-based studies contamination, there is need for questionnaire-based assessment measures, further understanding degree to which contamination related other aspects OCD symptomatology and/or established cognitive constructs relevant OCD. We assessed psychometric properties three new measures (the Vancouver Obsessional Compulsive Inventory-Mental Contamination Scale, Sensitivity Thought-Action Fusion Scale) participants diagnosed with (n=57), an anxiety disorder than (n=24) undergraduate student controls (n=410). For some these analyses, our sample was subdivided into those contamination-related symptoms concerns (n=30) whose excluded fear (n=27). Results showed that scales had excellent properties, including internal consistency, convergent divergent validity, discriminant validity. Further, accounted significant unique variance over above by depression, anxiety, traditional contact-based beliefs. are discussed terms clinical utility scales, nature fears © 2013 Elsevier Ltd.