single-item screening for agoraphobic symptoms validation of a web-based audiovisual screening instrument单项评价筛查恐旷症的症状的验证网络视听筛查工具.pdf

Single-Item Screening for Agoraphobic Symptoms: Validation of a Web-Based Audiovisual Screening Instrument 1,2,3 1,4,5 1 2 6 Wouter van Ballegooijen *, Heleen Riper , Tara Donker , Katherina Martin Abello , Isaac Marks , Pim Cuijpers1 1 Department of Clinical Psychology and EMGO Institute, VU University, Amsterdam, The Netherlands, 2 Innovation Centre of Mental Health and Technology (I.COM), Trimbos Institute, Utrecht, The Netherlands, 3 Department of Prevention (Prezens), Community Mental Health Centre GGZ, inGeest, Amsterdam, The Netherlands, ¨ 4 Department of Research, Community Mental Health Centre GGZ inGeest, Amsterdam, The Netherlands, 5 Leuphana University, Luneburg, Germany, 6 Institute of Psychiatry, King’s College London, United Kingdom Abstract The advent of web-based treatments for anxiety disorders creates a need for quick and valid online screening instruments, suitable for a range of social groups. This study validates a single-item multimedia screening instrument for agoraphobia, part of the Visual Screener for Common Mental Disorders (VS-CMD), and compares it with the text-based agoraphobia items of the PDSS-SR. The study concerned 85 subjects in an RCT of the effects of web-based therapy for panic symptoms. The VS- CMD item and items 4 and 5 of the PDSS-SR were validated by comparing scores to the outcomes of the CIDI diagnostic interview. Screening for agoraphobia was found moderately valid for both the multimedia item (sensitivity.81, specificity.66, AUC.734) and the text-based items (AUC.607–.697). Single-item multimedia screening