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Facial Expressions Track Depressive Symptoms in Old Age
Hairin Kim1, Seyul Kwak2, So Young Yoo1
1Department of Psychiatry, Seoul National University College of Medicine & SMG-SNU Boramae Medical Center, Seoul 07061, Republic of Korea.
Sensors (Basel, Switzerland)
|August 26, 2023
Summary
Facial expressions in older adults can indicate depression. Specific posed expressions show sadness, while spontaneous expressions with raised inner brows correlate with higher depressive symptoms.
Area of Science:
- Psychiatry
- Psychology
- Gerontology
Background:
- Facial expressions are key indicators in diagnosing mood disorders.
- The Facial Action Coding System (FACS) quantifies subtle facial changes related to emotions.
Purpose of the Study:
- To investigate the link between facial expressions and depressive symptoms in older adults.
- To identify specific facial expression features associated with depression using FACS.
Main Methods:
- Analyzed posed and spontaneous facial expressions of 59 older adults without cognitive impairment.
- Used the Facial Action Coding System (FACS) and the Korean Beck Depression Inventory-II.
- Employed principal component analysis and multiple regression analyses.
Main Results:
- Posed expressions in older adults with higher depressive symptoms showed a downward mouth corner pull (sadness).
- Spontaneous expressions linked to higher depressive symptoms featured raised and narrowed inner brows.
- Distinct facial expression features differentiate posed and spontaneous expressions in relation to depression.
Conclusions:
- Facial expressions offer valuable insights for assessing depressive symptoms in older adults.
- Specific facial muscle movements in both posed and spontaneous expressions correlate with depression severity.
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