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Related Experiment Video

Updated: May 30, 2026

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Published on: April 26, 2024

Age differences in symptom expression in patients with major depression.

Celia F Hybels¹, Lawrence R Landerman, Dan G Blazer

¹Department of Psychiatry and Behavioral Sciences, Center for the Study of Aging and Human Development, Duke University Medical Center, Durham, NC, USA. cfh@geri.duke.edu

International Journal of Geriatric Psychiatry

|July 21, 2011

Summary

Older adults with major depression show different symptom endorsements than younger patients, but no unique late-life depression symptom profile was identified. Key differences include appetite and sexual interest changes in older individuals.

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Last Updated: May 30, 2026

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Published on: April 26, 2024

Area of Science:

Geriatric Psychiatry
Clinical Psychology
Epidemiology

Background:

Major depression affects individuals across the lifespan, with symptom presentation potentially varying by age.
Understanding age-related differences in depressive symptoms is crucial for accurate diagnosis and effective treatment.

Purpose of the Study:

To compare symptom expression in middle-aged (<60) versus older (60+) patients diagnosed with major depression.
To determine if distinct symptom profiles emerge based on age groups.

Main Methods:

Utilized latent class analysis on data from 664 major depression patients screened with the Center for Epidemiologic Studies--Depression scale and Diagnostic Interview Schedule.
Clustered patients based on symptom endorsement to identify distinct depressive symptom profiles.

Main Results:

Older patients were less likely to report sadness, crying, fear, or feelings of failure, but more likely to experience poor appetite and loss of sexual interest.
Older individuals endorsed fewer positive life appraisals and suicidal ideation. Latent class analysis revealed symptom heterogeneity but no age-specific profiles.
Older patients exhibited later onset, fewer depressive episodes, higher rates of electroconvulsive therapy (ECT), less anxiety comorbidity, more cognitive impairment, and greater health limitations, yet reported higher social support.

Conclusions:

Significant age-related differences exist in the endorsement of specific depressive symptoms between middle-aged and older adults.
The study did not identify a unique symptom profile characteristic of late-life depression, emphasizing symptom heterogeneity across age groups.