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Related Experiment Video

Updated: Jun 9, 2026

Highlighting and Reducing the Impact of Negative Aging Stereotypes During Older Adults' Cognitive Testing

Highlighting and Reducing the Impact of Negative Aging Stereotypes During Older Adults' Cognitive Testing

Published on: January 24, 2020

Screening depression aging services clients.

Thomas M Richardson¹, Hua He, Carol Podgorski

¹Departments of Psychiatry, University of Rochester School of Medicine and Dentistry, NY, USA.

The American Journal of Geriatric Psychiatry : Official Journal of the American Association for Geriatric Psychiatry

|September 3, 2010

Summary

This summary is machine-generated.

The Patient Health Questionnaire-2 (PHQ-2) and PHQ-9 effectively screen older adults for depression in community settings. The sequential PHQ-2/9 offers efficient administration with high accuracy, aiding early detection and management of late-life depression.

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A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment

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A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment

A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment

Published on: January 11, 2020

Area of Science:

Gerontology
Psychiatry
Public Health

Background:

Depression is a significant health concern in older adults.
Community-based aging services are crucial for supporting this population.
Accurate screening tools are needed to identify depression in non-clinical settings.

Purpose of the Study:

To evaluate the psychometric properties of the Patient Health Questionnaire (PHQ-2, PHQ-9, and PHQ-2/9) in older adults receiving community-based care management.
To determine the accuracy of these screening tools compared to a diagnostic interview.

Main Methods:

A study involving 378 adults aged 60+ undergoing in-home aging services assessments.
Administration of the PHQ-2, PHQ-9, and a sequential PHQ-2/9 screen.
Comparison of screening results with the Structured Clinical Interview for DSM-IV-TR.

Main Results:

The PHQ-2 showed a sensitivity of 0.80 and specificity of 0.78 (AUC=0.87).
The PHQ-9 demonstrated a sensitivity of 0.82 and specificity of 0.87 (AUC=0.91).
The sequential PHQ-2/9 achieved a sensitivity of 0.81 and specificity of 0.89 (AUC=0.91).

Conclusions:

The PHQ-9 offers higher specificity than the PHQ-2, which is beneficial in aging services to minimize costly false positives.
The PHQ-2/9 sequence performs comparably to the PHQ-9 but is more administratively efficient.
Implementing the PHQ-2/9 in aging services can facilitate early identification and management of depression in older adults.