Validation of a novel online depression symptom severity rating scale: the R8 Depression

Y Takao, E Figueroa, KFJ Berna, Y Jo… - Health and Quality of …, 2021 - Springer
Background An automated web-based assessment and monitoring system (www. psynary.
com) has been developed to assist non-specialist clinicians in managing common mood …

Measurement invariance of the patient health questionnaire-9 depression scale in a nationally representative population-based sample

EH Lee, EH Kang, HJ Kang, HY Lee - Frontiers in Psychology, 2023 - frontiersin.org
The Patient Health Questionnaire-9 (PHQ-9) is widely used to measure the severity of
depressive symptoms and to screen for depressive disorder, but its measurement invariance …

Measuring depression outcome with a brief self-report instrument: sensitivity to change of the Patient Health Questionnaire (PHQ-9)

B Löwe, K Kroenke, W Herzog, K Gräfe - Journal of affective disorders, 2004 - Elsevier
Background: The nine-item depression module from the Patient Health Questionnaire (PHQ-
9) is well validated and widely used as a brief diagnostic and severity measure, but its …

Monitoring depression treatment outcomes with the patient health questionnaire-9

B Löwe, J Unützer, CM Callahan, AJ Perkins… - Medical care, 2004 - journals.lww.com
Background: Although effective treatment of depressed patients requires regular follow-up
contacts and symptom monitoring, an efficient method for assessing treatment outcome is …

Optimal cut-off score for diagnosing depression with the Patient Health Questionnaire (PHQ-9): a meta-analysis

L Manea, S Gilbody, D McMillan - Cmaj, 2012 - Can Med Assoc
Background: The brief Patient Health Questionnaire (PHQ-9) is commonly used to screen for
depression with 10 often recommended as the cut-off score. We summarized the …

The PHQ-8 as a measure of current depression in the general population

K Kroenke, TW Strine, RL Spitzer, JBW Williams… - Journal of affective …, 2009 - Elsevier
BACKGROUND: The eight-item Patient Health Questionnaire depression scale (PHQ-8) is
established as a valid diagnostic and severity measure for depressive disorders in large …

Standardization of the depression screener patient health questionnaire (PHQ-9) in the general population

RD Kocalevent, A Hinz, E Brähler - General hospital psychiatry, 2013 - Elsevier
Background The nine-item depression module from the Patient Health Questionnaire (PHQ-
9) is widely used as an open access screening instrument for depression in different health …

Measurement invariance of the Patient Health Questionnaire-9 (PHQ-9) depression screener in US adults across sex, race/ethnicity, and education level: NHANES …

JS Patel - 2017 - scholarworks.iupui.edu
Importance: Despite its widespread use in clinical settings and in behavioral medicine
research, little is known about the psychometric performance of the PHQ-9 across major US …

Psychometric properties of the 16-item Quick Inventory of Depressive Symptomatology: a systematic review and meta-analysis

TJ Reilly, SA MacGillivray, IC Reid… - Journal of psychiatric …, 2015 - Elsevier
Effective management of depression is predicated upon reliable assessment. The Quick
Inventory of Depressive Symptomatology (QIDS) is a depression severity scale with both self …

The 16-Item Quick Inventory of Depressive Symptomatology (QIDS), clinician rating (QIDS-C), and self-report (QIDS-SR): a psychometric evaluation in patients with …

AJ Rush, MH Trivedi, HM Ibrahim, TJ Carmody… - Biological …, 2003 - Elsevier
BACKGROUND: The 16-item Quick Inventory of Depressive Symptomatology (QIDS), a new
measure of depressive symptom severity derived from the 30-item Inventory of Depressive …