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On Dimensionality, Measurement Invariance, and Suitability of Sum Scores for the PHQ-9 and the GAD-7
16 references·5 citing·36 second hop
On Dimensionality, Measurement Invariance, and Suitability of Sum Scores for the PHQ-9 and the GAD-7 (2020)On Dimensionality, Measurement Invariance…Accuracy of Patient Health Questionnaire-9 (PHQ-9) for screening to detect major depression: individual participant data meta-analysis (2019)Accuracy of Patient Health Qu…Statistical Approaches to Measurement Invariance (2012)Statistical Approaches to Mea…Optimal cut-off score for diagnosing depression with the Patient Health Questionnaire (PHQ-9): a meta-analysis (2011)Optimal cut-off score for dia…Bifactor Models and Rotations: Exploring the Extent to Which Multidimensional Data Yield Univocal Scale Scores (2010)Bifactor Models and Rotations…Validation and Standardization of the Generalized Anxiety Disorder Screener (GAD-7) in the General Population (2008)Validation and Standardizatio…A Brief Measure for Assessing Generalized Anxiety Disorder (2006)A Brief Measure for Assessing…Evaluating Goodness-of-Fit Indexes for Testing Measurement Invariance (2002)Evaluating Goodness-of-Fit In…The PHQ-9 (2001)The PHQ-9Test Theory: A Unified Treatment (2000)Test Theory: A Unified Treatm…Cutoff criteria for fit indexes in covariance structure analysis: Conventional criteria versus new alternatives (1999)Cutoff criteria for fit index…Measurement Invariance, Factor Analysis and Factorial Invariance (1993)Measurement Invariance, Facto…Comparative fit indexes in structural models. (1990)Comparative fit indexes in st…A Rasch Model for Partial Credit Scoring (1982)A Rasch Model for Partial Cre…Development of a Rating Scale for Primary Depressive Illness (1967)Development of a Rating Scale…A Rationale and Test for the Number of Factors in Factor Analysis (1965)A Rationale and Test for the …A RATING SCALE FOR DEPRESSION (1960)A RATING SCALE FOR DEPRESSIONToward Digital Self-Monitoring of Mental Health in the General Population: Scoping Review of Existing Approaches to Self-Report Measurement (2025)Toward Digital Self-Monitorin…Machine learned text topics improve drop-out risk prediction but not symptom prediction in online psychotherapies for depression and anxiety (2025)Machine learned text topics i…Time trends in mental health indicators in Germany's adult population before and during the COVID-19 pandemic (2023)Time trends in mental health …Sensitivity and specificity of the Patient Health Questionnaire (PHQ-9, PHQ-8, PHQ-2) and General Anxiety Disorder scale (GAD-7, GAD-2) for depression and anxiety diagnosis: a cross-sectional study in a Peruvian hospital population (2023)Sensitivity and specificity o…Text Topics and Treatment Response in Internet-Delivered Cognitive Behavioral Therapy for Generalized Anxiety Disorder: Text Mining Study (2022)Text Topics and Treatment Res…Statistical Theories of Mental Test Scores (1969)LISREL 7 : a guide to the program and applications (1989)Exploratory Structural Equation Modeling (2009)Applications of Item Response Theory To Practical Testing Problems (2012)Measurement invariance conventions and reporting: The state of the art and future directions for psychological research (2016)Testing measurement invariance of composites using partial least squares (2016)A Reliability Coefficient for Maximum Likelihood Factor Analysis (1973)Significance tests and goodness of fit in the analysis of covariance structures. (1980)EQS : structural equations program manual (1989)The Commitment-Trust Theory of Relationship Marketing (1994)A 4-item measure of depression and anxiety: Validation and standardization of the Patient Health Questionnaire-4 (PHQ-4) in the general population (2009)The Patient Health Questionnaire Somatic, Anxiety, and Depressive Symptom Scales: a systematic review (2010)Diagnostic and Statistical Manual of Mental Disorders (2013)Loneliness in the general population: prevalence, determinants and relations to mental health (2017)An inventory for measuring clinical anxiety: Psychometric properties. (1988)The MOS 36-item short-form health survey (SF-36). I. Conceptual framework and item selection. (1992)Anxiety Disorders in Primary Care: Prevalence, Impairment, Comorbidity, and Detection (2007)An Ultra-Brief Screening Scale for Anxiety and Depression: The PHQ-4 (2009)Alternative Ways of Assessing Model Fit (1992)Fit indices in covariance structure modeling: Sensitivity to underparameterized model misspecification. (1998)Evaluating the Fit of Structural Equation Models: Tests of Significance and Descriptive Goodness-of-Fit Measures (2003)Sensitivity of Goodness of Fit Indexes to Lack of Measurement Invariance (2007)Evaluating Structural Equation Models with Unobservable Variables and Measurement Error (1981)The standards for educational and psychological testing. (2013)An Inventory for Measuring Depression (1961)A New Depression Scale Designed to be Sensitive to Change (1979)The Structured Clinical Interview for DSM-III-R (SCID) (1992)The PHQ-9: A New Depression Diagnostic and Severity Measure (2002)The Patient Health Questionnaire-2 (2003)Development and validation of a geriatric depression screening scale: A preliminary report (1982)The development of a Clinician-Administered PTSD Scale (1995)The Scree Test For The Number Of Factors (1966)Evaluating the use of exploratory factor analysis in psychological research. (1999)Best Practices for Developing and Validating Scales for Health, Social, and Behavioral Research: A Primer (2018)The CES-D Scale (1977)The Pittsburgh sleep quality index: A new instrument for psychiatric practice and research (1989)
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References

  • 1999Cutoff criteria for fit indexes in covariance structure analysis: Conventional criteria versus new alternatives108,592 cited
  • 2001The PHQ-944,795 cited
  • 1960A RATING SCALE FOR DEPRESSION32,812 cited
  • 2006A Brief Measure for Assessing Generalized Anxiety Disorder31,695 cited
  • 1990Comparative fit indexes in structural models.25,213 cited
  • 2002Evaluating Goodness-of-Fit Indexes for Testing Measurement Invariance16,246 cited
  • 1965A Rationale and Test for the Number of Factors in Factor Analysis8,818 cited
  • 1967Development of a Rating Scale for Primary Depressive Illness8,410 cited
  • 1993Measurement Invariance, Factor Analysis and Factorial Invariance4,533 cited
  • 2008Validation and Standardization of the Generalized Anxiety Disorder Screener (GAD-7) in the General Population4,520 cited
  • 1982A Rasch Model for Partial Credit Scoring3,767 cited
  • 2000Test Theory: A Unified Treatment3,604 cited
  • 2011Optimal cut-off score for diagnosing depression with the Patient Health Questionnaire (PHQ-9): a meta-analysis1,964 cited
  • 2019Accuracy of Patient Health Questionnaire-9 (PHQ-9) for screening to detect major depression: individual participant data meta-analysis1,716 cited
  • 2012

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Statistical Approaches to Measurement Invariance
1,552 cited
  • 2010Bifactor Models and Rotations: Exploring the Extent to Which Multidimensional Data Yield Univocal Scale Scores1,190 cited
  • Cited by

    • 2023Time trends in mental health indicators in Germany's adult population before and during the COVID-19 pandemic92 cited
    • 2023Sensitivity and specificity of the Patient Health Questionnaire (PHQ-9, PHQ-8, PHQ-2) and General Anxiety Disorder scale (GAD-7, GAD-2) for depression and anxiety diagnosis: a cross-sectional study in a Peruvian hospital population90 cited
    • 2022Text Topics and Treatment Response in Internet-Delivered Cognitive Behavioral Therapy for Generalized Anxiety Disorder: Text Mining Study11 cited
    • 2025Toward Digital Self-Monitoring of Mental Health in the General Population: Scoping Review of Existing Approaches to Self-Report Measurement7 cited
    • 2025Machine learned text topics improve drop-out risk prediction but not symptom prediction in online psychotherapies for depression and anxiety2 cited