Patrick O. Monahan|Enbal Shacham|Michael Reece|Kurt Kroenke|Willis Owino Ong’or|Otieno Omollo|Violet Naanyu Yebei|Claris Ojwang
Validity/Reliability of PHQ-9 and PHQ-2 Depression Scales Among Adults Living with HIV/AIDS in Western Kenya
Indiana University – Purdue University Indianapolis|Washington University in St. Louis|Indiana University Bloomington|Regenstrief Institute|Indiana University – Purdue University Indianapolis|Moi University|Moi University|Moi University|Moi University|AMPATH
depression greatly burdens subsaharan africa especially populations living hivaids validated depression scales exist patient health questionnaire9 phq9 brief dualpurpose instrument yielding dsmiv diagnoses severity phq2 ultrabrief screening tool offer advantages resourceconstrained settingsto assess validityreliability phq9 phq2observational two occasions 7 days aparta total 347 patients attending psychosocial support groupsdemographics phq9 phq2 general health perception rating cd4 countrates phq9 dsmiv major depressive disorder mdd depressive disorder odd depressive disorder 13 21 34 depression associated female gender cd4 construct validity supported 1 strong association phq9 general health rating 2 single major factor loadings exceeding 050 3 itemtotal correlations exceeding 037 4 pattern item means similar us validation studies four focus groups indicated culturally relevant content validity minor modifications phq9 instructions coefficient alpha 078 testretest reliability acceptable 1 intraclass correlation 059 phq9 total score 2 kappas 024 025 038 phq9 mdd odd depressive disorder 3 weighted kappa 053 phq9 depression severity categories phq2 3 demonstrated high sensitivity 85 specificity 95 diagnosing phq9 depressive disorder auc 097 91 77 respectively diagnosing phq9 mdd auc 091 psychometrics also good within four genderage 1835 3661 subgroupsphq9 phq2 appear validreliable assessing dsmiv depressive disorders depression severity among adults living hivaids western kenya