Minimal detectable change of the Patient Health Questionnaire-9, Patient Health Questionnaire-8, and Patient Health Questionnaire-2: individual patient data meta-analysis.

Authors: Wang Y; Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montréal, QC, Canada.; Lady Davis Institute for Medical Research, Jewish General Hospital, Montréal, QC, Canada., Wu Y; School of Public Health, Shanghai Jiao Tong University School of Medicine, Shanghai, China., González-Domínguez NP; Lady Davis Institute for Medical Research, Jewish General Hospital, Montréal, QC, Canada., Boruff JT; McGill University Libraries, Montréal, QC, Canada., Levis B; Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montréal, QC, Canada., Cuijpers P; Department of Clinical, Neuro, and Developmental Psychology, Amsterdam Public Health Research Institute, Vrije Universiteit Amsterdam, Amsterdam, Netherlands., Gilbody S; Hull York Medical School and the Department of Health Sciences, University of York, Heslington, York, UK., Harel D; Department of Applied Statistics, Social Science, and Humanities, New York University, New York, NY, USA., Ioannidis JPA; Department of Medicine, Department of Epidemiology and Population Health, Department of Biomedical Data Science, Department of Statistics, Stanford University, Stanford, CA, USA., Markham S; Department of Biostatistics and Health Informatics, King's College London, London, UK., Patten SB; Department of Community Health Sciences, University of Calgary, Calgary, AB, Canada., Vigod SN; Women's College Hospital and Research Institute, University of Toronto, Toronto, ON, Canada., Ziegelstein RC; Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA., Benedetti A; Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montréal, QC, Canada.; Department of Medicine, McGill University, Montréal, QC, Canada.; Respiratory Epidemiology and Clinical Research Unit, McGill University Health Centre, Montréal, QC, Canada., Thombs BD; Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montréal, QC, Canada brett.thombs@mcgill.ca.; Lady Davis Institute for Medical Research, Jewish General Hospital, Montréal, QC, Canada.; Department of Medicine, McGill University, Montréal, QC, Canada.; Department of Psychiatry, McGill University, Montréal, QC, Canada.

Corporate Authors: DEPRESsion Screening Data (DEPRESSD) PHQ Collaboration

Source: BMJ (Clinical research ed.) [BMJ] 2026 Jul 23; Vol. 394, pp. e100119. Date of Electronic Publication: 2026 Jul 23.

Publication Type: Journal Article; Meta-Analysis

Journal Info: Publisher: British Medical Association Country of Publication: England NLM ID: 8900488 Publication Model: Electronic Cited Medium: Internet ISSN: 1756-1833 (Electronic) Linking ISSN: 09598138 NLM ISO Abbreviation: BMJ Subsets: MEDLINE

MeSH Terms: Major Depressive Disorder*/diagnosis , Patient Health Questionnaire*/standards , Patient Health Questionnaire*/statistics & numerical data, Humans ; Female ; Adult ; Middle Aged ; Reproducibility of Results ; Psychometrics ; Male

Instructional Emphasis and PHQ-9 and GAD-7 Scores Among Participants With Anxiety or Depression: A Randomized Clinical Trial.

Authors: Young SD; Department of Emergency Medicine, School of Medicine, University of California, Irvine., Cumberland WG; Department of Biostatistics, Fielding School of Public Health, University of California, Los Angeles., Fehmie DA; Department of Emergency Medicine, School of Medicine, University of California, Irvine., Ugarte D; Department of Emergency Medicine, School of Medicine, University of California, Irvine.

Source: JAMA network open [JAMA Netw Open] 2026 Jul 01; Vol. 9 (7), pp. e2623952. Date of Electronic Publication: 2026 Jul 01.

Publication Type: Journal Article; Randomized Controlled Trial

Journal Info: Publisher: American Medical Association Country of Publication: United States NLM ID: 101729235 Publication Model: Electronic Cited Medium: Internet ISSN: 2574-3805 (Electronic) Linking ISSN: 25743805 NLM ISO Abbreviation: JAMA Netw Open Subsets: MEDLINE

MeSH Terms: Patient Health Questionnaire*/standards , Patient Health Questionnaire*/statistics & numerical data , Anxiety*/diagnosis , Depression*/diagnosis , Major Depressive Disorder*/diagnosis , Anxiety Disorders*/diagnosis, Humans ; Female ; Adult ; Middle Aged ; Male ; Generalized Anxiety Disorder ; Surveys and Questionnaires

Psychometric properties of the Patient Health Questionnaire-9 and the Generalized Anxiety Disorder-7 in Mexican cancer patients.

Authors: Galindo-Vázquez O; Psycho-Oncology Service, National Cancer Institute (INCan), Mexico City, Mexico., Ruíz-García E; Chief Academic Office / Translational Medicine Laboratory, National Cancer Institute (INCan), Mexico City, Mexico., Álvarez-Gómez RM; Hereditary Cancer Clinic, National Cancer Institute (INCan), Mexico City, Mexico., Lerma Talamantes A; Institute of Health Sciences (ICSa), Autonomous University of the State of Hidalgo (UAEH), Pachuca, Mexico., González Ling AM; Psycho-Oncology Service, National Cancer Institute (INCan), Mexico City, Mexico., Ramírez Orozco M; Department of Breast Cancer, National Cancer Institute (INCan), Mexico City, Mexico., Espinoza Zamora R; Department of Hematology, National Cancer Institute (INCan), Mexico City, Mexico., Uriostegui Garduño AB; Psycho-Oncology Service, National Cancer Institute (INCan), Mexico City, Mexico., Núñez-Hernández JE; Psycho-Oncology Service, National Cancer Institute (INCan), Mexico City, Mexico., Espinoza Bello M; Psycho-Oncology Service, National Cancer Institute (INCan), Mexico City, Mexico.; Full-time Professor, Bachelor of Nutrition Program, Faculty of Higher Studies Zaragoza (FES Zaragoza), National Autonomous University of Mexico (UNAM), Mexico City, Mexico., Costas-Muñiz R; Department of Psychiatry & Behavioral Sciences, Memorial Sloan-Kettering Cancer Center, Immigrant Health & Cancer Disparities Service, New York, NY, USA.

Source: Palliative & supportive care [Palliat Support Care] 2026 Jun 08; Vol. 24, pp. e162. Date of Electronic Publication: 2026 Jun 08.

Publication Type: Journal Article

Journal Info: Publisher: Cambridge University Press Country of Publication: England NLM ID: 101232529 Publication Model: Electronic Cited Medium: Internet ISSN: 1478-9523 (Electronic) Linking ISSN: 14789515 NLM ISO Abbreviation: Palliat Support Care Subsets: MEDLINE

MeSH Terms: Anxiety*/psychology , Anxiety*/diagnosis , Depression*/psychology , Depression*/diagnosis , Neoplasms*/psychology , Neoplasms*/complications , Patient Health Questionnaire*/standards , Patient Health Questionnaire*/statistics & numerical data , Psychometrics*/instrumentation , Psychometrics*/standards , Psychometrics*/methods, Generalized Anxiety Disorder/diagnosis ; Generalized Anxiety Disorder/psychology ; Adult ; Aged ; Female ; Humans ; Male ; Middle Aged ; Cross-Sectional Studies ; Factor Analysis, Statistical ; Mexico ; Reproducibility of Results ; Surveys and Questionnaires

Psychometric Validation of the PHQ-9 in Ostomy Patients and Their Informal Caregivers: Evidence From A European Multicenter Study.

Authors: Iovino P; Department of Health Sciences, University of Florence, Florence, Italy., Vellone E; Department of Biomedicine and Prevention University of Rome Tor Vergata, Rome, Italy.; Faculty of Nursing and Midwifery, Wroclaw Medical University, Wroclaw, Poland., Rasero L; Department of Health Sciences, University of Florence, Florence, Italy., Manara DF; Center for Nursing Research and Innovation, Vita-Salute San Raffaele University, Milan, Italy., Villa G; Center for Nursing Research and Innovation, Vita-Salute San Raffaele University, Milan, Italy.

Source: Nursing open [Nurs Open] 2026 Jun; Vol. 13 (6), pp. e70599.

Publication Type: Journal Article; Multicenter Study; Observational Study; Validation Study

Journal Info: Publisher: John Wiley & Sons, Inc Country of Publication: United States NLM ID: 101675107 Publication Model: Print Cited Medium: Internet ISSN: 2054-1058 (Electronic) Linking ISSN: 20541058 NLM ISO Abbreviation: Nurs Open Subsets: MEDLINE

MeSH Terms: Psychometrics*/standards , Psychometrics*/instrumentation , Psychometrics*/methods , Caregivers*/psychology , Caregivers*/statistics & numerical data , Ostomy*/psychology , Ostomy*/adverse effects , Depression*/diagnosis , Depression*/psychology , Patient Health Questionnaire*/standards, Quality of Life/psychology ; Humans ; Female ; Middle Aged ; Male ; Aged ; Reproducibility of Results ; Surveys and Questionnaires ; Italy ; Factor Analysis, Statistical

Multimodal fusion of speech and PHQ-9 for machine learning-based adolescent depression screening.

Authors: Wang C; School of Automation Science and Engineering, South China University of Technology, Guangzhou, 510641, China; Research Center for Brain Health, Pazhou Lab, Guangzhou, 510330, China., Zhang Z; Research Center for Brain Health, Pazhou Lab, Guangzhou, 510330, China., Liang Z; Research Center for Brain Health, Pazhou Lab, Guangzhou, 510330, China; School of Biology and Biological Engineering, South China University of Technology, Guangzhou, 510006, China., Yu Z; School of Automation Science and Engineering, South China University of Technology, Guangzhou, 510641, China., Yang J; School of Automation Science and Engineering, South China University of Technology, Guangzhou, 510641, China., Dai Y; School of Biology and Biological Engineering, South China University of Technology, Guangzhou, 510006, China., Zhu X; Research Center for Brain Health, Pazhou Lab, Guangzhou, 510330, China; School of Biology and Biological Engineering, South China University of Technology, Guangzhou, 510006, China. Electronic address: zhuxh527@scut.edu.cn.

Source: Journal of affective disorders [J Affect Disord] 2026 Aug 15; Vol. 407, pp. 121758. Date of Electronic Publication: 2026 Apr 07.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: Speech*/physiology , Depression*/diagnosis , Depressive Disorder*/diagnosis , Machine Learning* , Patient Health Questionnaire*, Mass Screening/methods ; Humans ; Adolescent ; Female ; Cross-Sectional Studies ; Male ; Random Forest

Psychometric validation of the Patient Health Questionnaire-9 for pregnant women: A comprehensive longitudinal study in China.

Authors: Cheng J; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China; Clinical Medicine Eight-Year Program, Xiangya School of Medicine, Central South University, Changsha, Hunan 41008, China., Yu Y; Department of Obstetrics, Shenzhen Baoan Women's and Children's Hospital, Shenzhen, Guangdong, 518100, China., Peng Y; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Xiong J; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Qin X; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Peng Z; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Mao W; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Geng L; Department of Obstetrics, Shenzhen Baoan Women's and Children's Hospital, Shenzhen, Guangdong, 518100, China., Wang M; Department of Mental Health Center, Xiangya Hospital of Central South University, Changsha, Hunan, 410008, China., Zhang L; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Ju Y; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Liu J; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China., Zhang Q; Department of Obstetrics, Shenzhen Baoan Women's and Children's Hospital, Shenzhen, Guangdong, 518100, China. Electronic address: szzhqf@126.com., Liu B; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China. Electronic address: bangshan.liu@csu.edu.cn., Zhang Y; Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China; Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Hunan Medical Center for Mental Health, Changsha, 410011, Hunan, China. Electronic address: yan.zhang@csu.edu.cn.

Source: Journal of affective disorders [J Affect Disord] 2026 Aug 01; Vol. 406, pp. 121712. Date of Electronic Publication: 2026 Apr 02.

Publication Type: Journal Article; Validation Study

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: Patient Health Questionnaire*/standards , Pregnancy Complications*/diagnosis , Pregnancy Complications*/psychology , Depressive Disorder*/diagnosis , Depressive Disorder*/psychology , Depression*/diagnosis , Depression*/psychology, Humans ; Female ; Pregnancy ; Psychometrics ; China ; Longitudinal Studies ; Adult ; Reproducibility of Results ; Young Adult

Measurement invariance of the PHQ-8 in a large sample of specialty care patients with HIV.

Authors: Whittington DD; University of Alabama at Birmingham, United States of America. Electronic address: whitdrew@uab.edu., Borgogna NC; University of Alabama at Birmingham, United States of America., Jagdam S; University of Alabama at Birmingham, United States of America., Varshney M; University of Alabama at Birmingham, United States of America.

Source: Journal of affective disorders [J Affect Disord] 2026 Jul 15; Vol. 405, pp. 121594. Date of Electronic Publication: 2026 Mar 10.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: HIV Infections*/psychology , Depression*/diagnosis , Depression*/psychology , Patient Health Questionnaire*, Humans ; Female ; Male ; Adult ; Middle Aged ; Psychometrics ; Reproducibility of Results ; Surveys and Questionnaires

Do somatic symptoms bias depression screening? Reliability and equivalence of PHQ-8 in those with and without chronic pain: A nationally representative study of U.S. adults.

Authors: De La Rosa JS; Comprehensive Center for Pain & Addiction, University of Arizona, USA; Department of Family and Community Medicine, University of Arizona College of Medicine - Tucson, USA; Department of Pharmacology, University of Arizona College of Medicine - Tucson, USA. Electronic address: jschult1@arizona.edu., Chism GT; Comprehensive Center for Pain & Addiction, University of Arizona, USA; College of Information Science, University of Arizona, Tucson, USA., Herder KE; Comprehensive Center for Pain & Addiction, University of Arizona, USA; Department of Epidemiology and Biostatistics, Mel and Enid Zuckerman College of Public Health, University of Arizona, Tucson, USA., Mun CJ; Edson College of Nursing and Health Innovation, Arizona State University, Phoenix, USA; Department of Psychiatry and Behavioral Sciences, Johns Hopkins School of Medicine, Baltimore, MD, USA., Aaron RV; Department of Physical Medicine and Rehabilitation, Johns Hopkins School of Medicine, Baltimore, MD, USA.

Source: Journal of affective disorders [J Affect Disord] 2026 Jul 15; Vol. 405, pp. 121496. Date of Electronic Publication: 2026 Feb 23.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: Chronic Pain*/psychology , Chronic Pain*/epidemiology , Depression*/diagnosis , Depression*/epidemiology , Patient Health Questionnaire*/standards , Medically Unexplained Symptoms*, United States/epidemiology ; Humans ; Female ; Reproducibility of Results ; Adult ; Male ; Middle Aged ; Aged ; Mass Screening ; Health Surveys ; Young Adult ; Prevalence ; Adolescent

Depressive symptomology across adult age groups: differences in PHQ-9 symptom endorsement in a US sample.

Authors: Walker TJ; Department of Psychology, University of Nevada, Las Vegas, NV, USA., Brody LA; Department of Psychology, University of Nevada, Las Vegas, NV, USA., Renn BN; Department of Psychology, University of Nevada, Las Vegas, NV, USA.

Source: Aging & mental health [Aging Ment Health] 2026 Jul; Vol. 30 (7), pp. 1665-1675. Date of Electronic Publication: 2026 Feb 15.

Publication Type: Journal Article

Journal Info: Publisher: Routledge Country of Publication: England NLM ID: 9705773 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1364-6915 (Electronic) Linking ISSN: 13607863 NLM ISO Abbreviation: Aging Ment Health Subsets: MEDLINE

MeSH Terms: Depression*/epidemiology , Depression*/diagnosis , Major Depressive Disorder*/epidemiology , Major Depressive Disorder*/diagnosis , Patient Health Questionnaire* , Aging*, United States/epidemiology ; Humans ; Aged ; Female ; Cross-Sectional Studies ; Male ; Retrospective Studies ; Aged, 80 and over ; Age Factors ; Middle Aged ; Adult ; Young Adult ; Adolescent ; Nutrition Surveys

Investigating the shared factor structure of the GAD-7 and PHQ-9 in non-clinical samples of young adults.

Authors: Gilbert W; Departement of Psychology, Université de Sherbrooke, Québec, Canada. Electronic address: william.gilbert3@usherbrooke.ca., Tremblay MJ; Departement of Health Sciences, Université du Québec à Rimouski, Québec, Canada., Bureau JS; Department of Educational Fundamentals and Practices, Université Laval, Québec, Canada., Guay F; Department of Educational Fundamentals and Practices, Université Laval, Québec, Canada.

Source: Journal of affective disorders [J Affect Disord] 2026 Jul 01; Vol. 404, pp. 121456. Date of Electronic Publication: 2026 Feb 25.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: Psychiatric Status Rating Scales*/standards , Depression*/diagnosis , Depression*/psychology , Depressive Disorder*/diagnosis , Depressive Disorder*/psychology , Patient Health Questionnaire*, Generalized Anxiety Disorder/diagnosis ; Anxiety/diagnosis ; Anxiety/psychology ; Humans ; Female ; Young Adult ; Psychometrics ; Male ; Adult ; Factor Analysis, Statistical ; Adolescent ; Reproducibility of Results

Examining the classification accuracy of GAD-7 and PHQ-9 against the QuickSCID-5 in Canadian undergraduates: Improving post-secondary student mental health screening.

Authors: Hews-Girard JC; Faculty of Nursing, University of Calgary, Calgary, Canada.; Faculty of Social Work, University of Calgary, Calgary, Canada., Dimitropoulos G; Faculty of Social Work, University of Calgary, Calgary, Canada.; Alberta Children's Hospital Research Institute (ACHRI), Calgary, Canada.; The Mathison Centre for Mental Health Research & Education, Cumming School of Medicine, University of Calgary, Calgary, Canada., Patten S; Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, Canada.; Department of Psychiatry, Cumming School of Medicine, University of Calgary, Calgary, Canada., Velmovitsky PE; Center for Digital Therapeutics, University Health Network, Toronto, Canada., Keown-Stoneman CDG; Department of Psychiatry, Queen's University, Kingston, Canada.; Dalla Lana School of Public Health, University of Toronto, Toronto, Canada.; Applied Health Research Center, Li Ka Shing Knowledge Institute, St. Michael's Hospital, Unity Health Toronto, Toronto, Canada., King N; Department of Psychiatry, Queen's University, Kingston, Canada., Qiao T; Faculty of Social Work, University of Calgary, Calgary, Canada., Furlani N; Faculty of Social Work, University of Calgary, Calgary, Canada., Thannhauser J; Student Wellness, University of Calgary, Calgary, Canada., Szeto ACH; The Mathison Centre for Mental Health Research & Education, Cumming School of Medicine, University of Calgary, Calgary, Canada.; Department of Psychology, Faculty of Arts, University of Calgary, Calgary, Canada., Duffy A; Department of Psychiatry, Queen's University, Kingston, Canada.; Department of Psychiatry, University of Oxford, Oxford, UK.

Source: Journal of American college health : J of ACH [J Am Coll Health] 2026 Jul; Vol. 74 (6), pp. 1669-1680. Date of Electronic Publication: 2026 Jan 06.

Publication Type: Journal Article; Research Support, Non-U.S. Gov't

Journal Info: Publisher: Routledge Country of Publication: United States NLM ID: 8214119 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1940-3208 (Electronic) Linking ISSN: 07448481 NLM ISO Abbreviation: J Am Coll Health Subsets: MEDLINE

MeSH Terms: Students*/psychology , Students*/statistics & numerical data , Mass Screening*/methods , Mass Screening*/standards , Patient Health Questionnaire*/standards, Universities/organization & administration ; Universities/statistics & numerical data ; Psychometrics/instrumentation ; Psychometrics/methods ; Depression/diagnosis ; Humans ; Female ; Male ; Canada ; Surveys and Questionnaires ; Sensitivity and Specificity ; Young Adult ; Adolescent ; Generalized Anxiety Disorder ; ROC Curve ; Adult

Testing the temporal stability and longitudinal measurement invariance of the Patient Health Questionnaire-4 across six years with the Socioeconomic Panel-Innovation Sample.

Authors: Brauer K; Department of Psychology, Martin Luther University Halle-Wittenberg, Germany. Electronic address: kay.brauer@psych.uni-halle.de., Proyer RT; Department of Psychology, Martin Luther University Halle-Wittenberg, Germany.

Source: Journal of affective disorders [J Affect Disord] 2026 Jul 01; Vol. 404, pp. 121516. Date of Electronic Publication: 2026 Feb 25.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: Patient Health Questionnaire*/standards , Depression*/diagnosis , Anxiety*/diagnosis, Humans ; Reproducibility of Results ; Longitudinal Studies ; Female ; Male ; Psychometrics ; Adult ; Germany ; Middle Aged

An intensive longitudinal study on interpretation issues with the PHQ instructions.

Authors: Seizer L; Department of Clinical Psychology and Psychotherapy for Children and Adolescents, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany; Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, University Hospital of Tübingen, Germany; German Center for Mental Health (DZPG), Germany. Electronic address: lennartmseizer@gmail.com., Schiepek G; Institute of Synergetics and Psychotherapy Research, Paracelsus Medical University, Salzburg, Austria; University Hospital of Psychiatry, Psychotherapy, and Psychosomatics, Paracelsus Medical University, Salzburg, Austria.

Source: Journal of affective disorders [J Affect Disord] 2026 Sep 01; Vol. 408, pp. 121826. Date of Electronic Publication: 2026 Apr 20.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: Depression*/diagnosis , Depression*/psychology , Patient Health Questionnaire*, Humans ; Longitudinal Studies ; Female ; Male ; Middle Aged ; Adult ; Symptom Burden

Cultural adaptation to Shawi and psychometric analysis of the Patient Health Questionnaire (PHQ-9) in adults from the Alto Amazonas, Peru.

Transliterated Title: Adaptación cultural al shawi y análisis psicométrico del Patient Health Questionnaire en adultos del Alto Amazonas, Perú.

Authors: Calderón-Delgado L; Unidad de Posgrado de Psicología, Universidad Peruana Unión, Lima, Perú., Segura-Muñoz LF; Unidad de Posgrado de Psicología, Universidad Peruana Unión, Lima, Perú., Figueroa-Toribio SM; Unidad de Posgrado de Psicología, Universidad Peruana Unión, Lima, Perú., Cjuno J; Unidad de Posgrado de Psicología, Universidad Peruana Unión, Lima, Perú.

Source: Medwave [Medwave] 2026 May 08; Vol. 26 (4), pp. e3176. Date of Electronic Publication: 2026 May 08.

Publication Type: Journal Article

Journal Info: Publisher: Medwave Estudios Limitada Country of Publication: Chile NLM ID: 101581949 Publication Model: Electronic Cited Medium: Internet ISSN: 0717-6384 (Electronic) Linking ISSN: 07176384 NLM ISO Abbreviation: Medwave Subsets: MEDLINE

MeSH Terms: Depression*/diagnosis , Indians, South American*/psychology , Patient Health Questionnaire*, Adolescent ; Adult ; Aged ; Female ; Humans ; Male ; Middle Aged ; Young Adult ; Factor Analysis, Statistical ; Language ; Peru ; Pilot Projects ; Psychometrics ; Reproducibility of Results ; Surveys and Questionnaires

Agreement among brief patient health questionnaire (PHQ) versions for measuring symptoms of depression in the Brazilian national health survey (PNS).

Authors: de Oliveira LRF; Post-Graduate Program in Health and Nutrition, School of Nutrition, Federal University of Ouro Preto, R. Diogo de Vasconcelos, 122, Ouro Preto, Minas Gerais, Brazil., Barbosa BCR; Post-Graduate Program in Health and Nutrition, School of Nutrition, Federal University of Ouro Preto, R. Diogo de Vasconcelos, 122, Ouro Preto, Minas Gerais, Brazil.; Ministry of Health, Brasilia, Federal District, Brazil., Vidigal MCA; Post-Graduate Program in Health and Nutrition, School of Nutrition, Federal University of Ouro Preto, R. Diogo de Vasconcelos, 122, Ouro Preto, Minas Gerais, Brazil., Meireles AL; Post-Graduate Program in Health and Nutrition, School of Nutrition, Federal University of Ouro Preto, R. Diogo de Vasconcelos, 122, Ouro Preto, Minas Gerais, Brazil., Menezes-Júnior L; Post-Graduate Program in Health and Nutrition, School of Nutrition, Federal University of Ouro Preto, R. Diogo de Vasconcelos, 122, Ouro Preto, Minas Gerais, Brazil. luiz.menezes@ufop.edu.br.; Ministry of Health, Brasilia, Federal District, Brazil. luiz.menezes@ufop.edu.br.

Source: Scientific reports [Sci Rep] 2026 May 04; Vol. 16 (1). Date of Electronic Publication: 2026 May 04.

Publication Type: Journal Article

Journal Info: Publisher: Nature Publishing Group Country of Publication: England NLM ID: 101563288 Publication Model: Electronic Cited Medium: Internet ISSN: 2045-2322 (Electronic) Linking ISSN: 20452322 NLM ISO Abbreviation: Sci Rep Subsets: MEDLINE

MeSH Terms: Depression*/diagnosis , Depression*/epidemiology , Patient Health Questionnaire* , Health Surveys*, Brazil/epidemiology ; Mass Screening/methods ; Humans ; Female ; Adult ; Middle Aged ; Male ; Cross-Sectional Studies ; Adolescent ; Young Adult ; ROC Curve ; Aged

Adaptation to San Martín Quechua and psychometric analysis of the Patient Health Questionnaire (PHQ-9) in Peruvian adults.

Authors: Cjuno J; Universidad Peruana Unión, Unidad de Posgrado de Psicología, Lima, Perú., Gomez-Hurtado H; Universidad Tecnológica del Perú, Lima, Perú. c24461@utp.edu.pe., Shupingahua-Jimenez C; Universidad Peruana Unión, Escuela Profesional de Psicología, Tarapoto, Perú., Aranda-Turpo J; Universidad Peruana Unión, Escuela Profesional de Psicología, Tarapoto, Perú., Julca Guerrero F; Universidad Nacional Santiago Antúnez de Mayolo, Huaraz, Perú., Velásquez-Castillo N; Universidad Católica Los Ángeles de Chimbote, Chimbote, Perú., Anco EWA; Universidad Peruana Unión, Escuela Profesional de Psicología, Tarapoto, Perú., Bazalar-Palacios J; Universidad Científica del Sur, Lima, Perú., Bazo-Alvarez JC; Escuela de Psicología, Universidad Cesar Vallejo, Trujillo, Peru.; Research Department of Primary Care and Population Health, University College London (UCL), London, UK.

Source: BMC psychology [BMC Psychol] 2026 May 02; Vol. 14 (1). Date of Electronic Publication: 2026 May 02.

Publication Type: Journal Article

Journal Info: Publisher: BioMed Central Country of Publication: England NLM ID: 101627676 Publication Model: Electronic Cited Medium: Internet ISSN: 2050-7283 (Electronic) Linking ISSN: 20507283 NLM ISO Abbreviation: BMC Psychol Subsets: MEDLINE

MeSH Terms: Patient Health Questionnaire*/standards , Psychometrics*, Humans ; Adult ; Female ; Peru ; Male ; Middle Aged ; Young Adult ; Adolescent ; Reproducibility of Results ; Factor Analysis, Statistical

Measurement properties of the Patient Health Questionnaire 15 (PHQ-15) and Somatic Symptom Disorder B-criteria scale (SSD-12), including revised 1-week versions.

Authors: Hybelius J; Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Huddinge, Sweden.; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Af Winklerfelt Hammarberg S; Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Huddinge, Sweden.; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Ahnlund Hoffmann A; Centre for Psychiatry Research, Department of Clinical Neuroscience, Karolinska Institutet, & Stockholm Health Care Services, Region Stockholm, Stockholm, Sweden., Spansk E; Uppsala University Hospital, Uppsala, Sweden., Olsson A; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Strand E; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Söderström Winter L; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Åkerlund T; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Björkander D; Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Huddinge, Sweden.; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Kosic A; School of Law, Psychology and Social work, Örebro University, Örebro, Sweden., Chahin G; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden., Epstein M; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden.; Division of Psychology, Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden., Axelsson E; Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Huddinge, Sweden. erland.axelsson@ki.se.; Liljeholmen University Primary Health Care Center, Academic Primary Health Care Center, Region Stockholm, Liljeholmstorget 7, 117 63, Stockholm, Sweden. erland.axelsson@ki.se.

Source: Scientific reports [Sci Rep] 2026 Apr 26; Vol. 16 (1). Date of Electronic Publication: 2026 Apr 26.

Publication Type: Journal Article

Journal Info: Publisher: Nature Publishing Group Country of Publication: England NLM ID: 101563288 Publication Model: Electronic Cited Medium: Internet ISSN: 2045-2322 (Electronic) Linking ISSN: 20452322 NLM ISO Abbreviation: Sci Rep Subsets: MEDLINE

MeSH Terms: Somatoform Disorders*/diagnosis , Somatoform Disorders*/psychology , Patient Health Questionnaire* , Medically Unexplained Symptoms*, Psychometrics/methods ; Humans ; Female ; Male ; Adult ; Reproducibility of Results ; Middle Aged ; Aged ; Surveys and Questionnaires ; Symptom Burden ; Young Adult ; Sweden

Detecting anxiety and depression among infertile patients undergoing IVF-ET using the fertility quality of life and the patient health questionnaire-4 tools.

Authors: Lin CW; Department of Obstetrics and Gynecology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, 704, Taiwan., Lee YH; Institute of Clinical Pharmacy and Pharmaceutical Sciences, College of Medicine, National Cheng Kung University, Tainan, 701, Taiwan., Yang CY; Institute of Clinical Pharmacy and Pharmaceutical Sciences, College of Medicine, National Cheng Kung University, Tainan, 701, Taiwan., Lin TC; Department of Obstetrics and Gynecology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, 704, Taiwan., Wu YH; Department of Obstetrics and Gynecology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, 704, Taiwan.; Department of Obstetrics and Gynecology, Chi Mei Medical Center, Tainan, 710, Taiwan., Ou HT; Institute of Clinical Pharmacy and Pharmaceutical Sciences, College of Medicine, National Cheng Kung University, Tainan, 701, Taiwan. huangtz@mail.ncku.edu.tw.; School of Pharmacy, College of Medicine, National Cheng Kung University, Tainan, 701, Taiwan. huangtz@mail.ncku.edu.tw., Wu MH; Department of Obstetrics and Gynecology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, 704, Taiwan. mhwu68@mail.ncku.edu.tw.; Department of Obstetrics and Gynecology, College of Medicine, National Cheng Kung University, Tainan, 701, Taiwan. mhwu68@mail.ncku.edu.tw.

Corporate Authors: Taiwan HPA FertiQoL Research Task Force

Source: BMC psychology [BMC Psychol] 2026 Apr 07; Vol. 14 (1). Date of Electronic Publication: 2026 Apr 07.

Publication Type: Journal Article

Journal Info: Publisher: BioMed Central Country of Publication: England NLM ID: 101627676 Publication Model: Electronic Cited Medium: Internet ISSN: 2050-7283 (Electronic) Linking ISSN: 20507283 NLM ISO Abbreviation: BMC Psychol Subsets: MEDLINE

MeSH Terms: Quality of Life*/psychology , Fertilization in Vitro*/psychology , Depression*/diagnosis , Anxiety*/diagnosis , Embryo Transfer*/psychology , Infertility*/psychology , Infertility*/therapy , Patient Health Questionnaire*, Humans ; Female ; Adult ; Taiwan ; Psychometrics ; Surveys and Questionnaires ; Male

Understanding General Somatic Symptom Burden: Insights from a Systematic Review of Factor Analyses Pertaining to the Patient Health Questionnaire 15 (PHQ-15) and Somatic Symptom Scale 8 (SSS-8).

Authors: Hybelius J; Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden.; Liljeholmen University Primary Health Care Centre, Academic Primary Health Care Centre, Region Stockholm, Stockholm, Sweden., Kosic A; School of Law, Psychology and Social Work, Örebro University, Örebro, Sweden., Salomonsson S; Centre for Psychiatry Research, Department of Clinical Neuroscience, Karolinska Institutet, & Stockholm Health Care Services, Region Stockholm, Stockholm, Sweden., Wachtler C; Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden.; Liljeholmen University Primary Health Care Centre, Academic Primary Health Care Centre, Region Stockholm, Stockholm, Sweden., Wallert J; Centre for Psychiatry Research, Department of Clinical Neuroscience, Karolinska Institutet, & Stockholm Health Care Services, Region Stockholm, Stockholm, Sweden., Nordin S; Department of Psychology, Umeå University, Umeå, Sweden., Axelsson E; Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden. erland.axelsson@ki.se.; Liljeholmen University Primary Health Care Centre, Academic Primary Health Care Centre, Region Stockholm, Stockholm, Sweden. erland.axelsson@ki.se.

Source: International journal of behavioral medicine [Int J Behav Med] 2026 Apr; Vol. 33 (2), pp. 264-273. Date of Electronic Publication: 2025 Apr 23.

Publication Type: Journal Article; Systematic Review; Review

Journal Info: Publisher: Informa Healthcare Country of Publication: England NLM ID: 9421097 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1532-7558 (Electronic) Linking ISSN: 10705503 NLM ISO Abbreviation: Int J Behav Med Subsets: MEDLINE

MeSH Terms: Somatoform Disorders*/diagnosis , Medically Unexplained Symptoms* , Patient Health Questionnaire*, Fatigue/diagnosis ; Humans ; Factor Analysis, Statistical ; Depression ; Anxiety

Measurement stability and differential domain-specific trajectories of the PHQ-9 in late-life depression: Evidence from a collaborative care trial.

Authors: Ndukwe R; Research Ireland Centre for Research Training in Foundations of Data Science, University of Limerick, Limerick, Ireland; Data-Driven Computer Engineering Research Centre (D(2)ICE), University of Limerick, Limerick, Ireland; Health Research Institute (HRI), University of Limerick, Limerick, Ireland. Electronic address: ndukwe.rebecca@ul.ie., Scazufca M; Department of Psychiatry, Faculty of Medicine, Universidade de São Paulo (FMUSP); Laboratory of Psychopathology and Psychiatric Therapeutics (LIM-23), Institute of Psychiatry, Hospital das Clínicas (IPq-HCFMUSP), São Paulo, Brazil., Van de Ven P; Data-Driven Computer Engineering Research Centre (D(2)ICE), University of Limerick, Limerick, Ireland; Health Research Institute (HRI), University of Limerick, Limerick, Ireland.

Source: Journal of affective disorders [J Affect Disord] 2026 Nov 15; Vol. 413, pp. 122171. Date of Electronic Publication: 2026 Jun 27.

Publication Type: Journal Article; Randomized Controlled Trial

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7906073 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2517 (Electronic) Linking ISSN: 01650327 NLM ISO Abbreviation: J Affect Disord Subsets: MEDLINE

MeSH Terms: Depression*/diagnosis , Depression*/psychology , Depression*/therapy , Patient Health Questionnaire*, Fatigue/psychology ; Humans ; Female ; Aged ; Male ; Middle Aged ; Longitudinal Studies ; Suicidal Ideation