Assessment of Somatic Symptom in Chinese Community-Dwelling People

Study Overview
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Brief Summary
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With the rapid aging and worsening psychological problems worldwide, the special focus on somatic symptom and other psychological diseases of the older population is needed. However, there is no research comparing the incidence of somatic symptom between elderly and non-elderly, and clinical relevance with somatic symptom is uncertain. The study aims to clarify the prevalence of somatic symptom, depression and anxiety disorders in China, to compare physical and psychological difference between the elderly and non-elderly and to explore risk factors for somatic symptom in the elderly.

Detailed Description
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With the steadily increasing of life expectancy, the aging people is expected to 2 billion by 2050, which brings the deeper demand on the quality of life improvement. The psychological problems is an important factor affecting the quality of life. As reported, 73.6% of urban residents were with mental sub-health, indicating that psychological problem has grown into inevitable issues in hindering healthy development. The elderly, compared with the non-elderly, have unique social and biological characteristics, so psychological problem of the older population deserves special focus. Literatures have investigated aged people with depression or anxiety disorder, but somatic symptom in elderly have rarely been addressed. Somatic symptom disorder prevalence in elderly in European ranged from 0-13.5%. However, there is no research comparing the incidence of somatic symptom, anxiety and depression between elderly and non-elderly and revealing the prevalence of somatic symptom under Diagnostic and Statistical Manual of Mental Disorders (DSM-5) criteria. Investigators use Somatic Symptom Scale-China (SSS-CN) questionnaire to assess the presence and severity of the symptoms. Patient Heath Questionnaire-9 (PHQ-9) and Generalized Anxiety Disorder Screener (GAD-7) are used to evaluate depression and anxiety disorder respectively. The study aims to clarify the prevalence of somatic symptom, depression and anxiety disorders in China, to compare physical and psychological difference between the elderly and non-elderly and to explore risk factors for somatic symptom in the elderly.

Official Title
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A Comparison of Somatic Symptom Among Elderly and Non-elderly in Chinese Community-Dwelling People

Conditions
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Somatization Disorder

Intervention / Treatment
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* Diagnostic Test: Assessment of somatic symptom disorder with SSS-CN
* Diagnostic Test: Assessment of depressive symptoms disorder with PHQ-9
* Diagnostic Test: Assessment of anxiety disorder with GAD-7


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: voluntary participants and gave written consent to participates the study; undertook SSS-CN questionnaire, PHQ-9 and GAD questionnaires； Exclusion Criteria: patients who have lost their self-assessed abilities or refuse to participate ; patient with cancer and central nervous system disease; patients who have been previously confirmed serious mental disorders, mental retardation or dementia.

Ages Eligible for Study
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Minimum Age: 18 Years
Maximum Age: 100 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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No

Study Plan
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How is the study designed?
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Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Elderly<br>Over 60 years old | Diagnostic Test: Assessment of somatic symptom disorder with SSS-CN<br>* SSS-CN questionnaire is used to assess the presence and severity of the somatic symptoms<br>Diagnostic Test: Assessment of depressive symptoms disorder with PHQ-9<br>* PHQ-9 questionnaire is used to assess the presence and severity of the depressive symptoms<br>Diagnostic Test: Assessment of anxiety disorder with GAD-7<br>* GAD-7 questionnaire is used to assess the presence and severity of the anxiety disorder<br>|
| Non-Elderly<br>Under 60 years old | Diagnostic Test: Assessment of somatic symptom disorder with SSS-CN<br>* SSS-CN questionnaire is used to assess the presence and severity of the somatic symptoms<br>Diagnostic Test: Assessment of depressive symptoms disorder with PHQ-9<br>* PHQ-9 questionnaire is used to assess the presence and severity of the depressive symptoms<br>Diagnostic Test: Assessment of anxiety disorder with GAD-7<br>* GAD-7 questionnaire is used to assess the presence and severity of the anxiety disorder<br>|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Prevalence of somatic symptoms disorder in elderly and non-elderly | The scores of Somatic Symptom Scale-China (SSS-CN) questionnaire were recorded. The score higher than 20 was taken as somatic symptom disorder. Percentage of somatic symptom disorder in elderly and in non-elderly were analyzed. | Within 24 hours of the questionnaire completion. | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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somatic symptom disorder, Somatic Symptom Scale-China, elderly