Dixon Chibanda|Ruth Verhey|Lorna J. Gibson|Epiphania Munetsi|Debra Machando|Simbarashe Rusakaniko|Ronald Munjoma|Ricardo Araya|Helen A. Weiss|Melanie Abas
Validation of screening tools for depression and anxiety disorders in a primary care population with high HIV prevalence in Zimbabwe
University of Zimbabwe|University of Zimbabwe|University of London|London School of Hygiene & Tropical Medicine|University of Zimbabwe|Women's University in Africa|University of Zimbabwe|University of Zimbabwe|University of London|London School of Hygiene & Tropical Medicine|University of London|London School of Hygiene & Tropical Medicine|King's College London
low income countries subsaharan africa validated tools screen common disabling mental disorders depression general anxiety disorder gadwe validated three screening tools shona symptom questionnaire common mental disorders ssq14 patient health questionnaire depression phq9 generalized anxiety disorder questionnaire gad7 study participants attendees primary health care clinic harare zimbabweconsecutive adults aged 18 attending clinic enrolled twoweek period september 2013 trained research assistants administered screening tools eligible participants obtaining written consent participants interviewed one four psychiatrists using structured clinical interview dsmiv scid performance characteristics calculated tool scid gold standarda total 264 participants enrolled 52 20 met scid criteria depression alone 97 37 mixed depression anxiety 9 3 anxiety alone 237 hiv status known 165 70 hiv positive optimal cutoff 9 sensitivity specificity ssq14 diagnosis either depression andor general anxiety 84 95ci7889 73 95ci6381 respectively internal reliability high cronbach 074 optimal cutoff phq9 11 provided sensitivity 85 95ci7890 specificity 69 95ci5977 scid diagnosis depression cronbach 086 gad7 optimal cutoff 10 sensitivity specificity 89 95ci8194 73 95ci6580 respectively scid diagnosis gad cronbach 087screening tools depression gad good performance characteristics primary health care population zimbabwe high prevalence hiv used research also clinical care screen patients may benefit treatment