Geriatric Depression Scale: Difference between revisions

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== Objective ==
== Objective ==
The Geriatric Depression Scale (GDS) is a [[Patient Reported Outcome Measures (PROMs)|patient-reported outcome measure]] created by Yesavage et al. in 1982 to screen depressive symptoms among older adults.<ref name=":0">Krishnamoorthy Y, Rajaa S, Rehman T. [https://www.sciencedirect.com/science/article/abs/pii/S0167494319302456 Diagnostic accuracy of various forms of geriatric depression scale for screening of depression among older adults: Systematic review and meta-analysis]. Archives of Gerontology and Geriatrics. 2020 Mar 1;87:104002.</ref><ref>Stone LE, Granier KL, Segal DL. [https://link.springer.com/referenceworkentry/10.1007/978-3-030-22009-9_736 Geriatric depression scale. In Encyclopedia of gerontology and population aging] 2022 May 24 (pp. 2112-2119). Cham: Springer International Publishing.</ref>  
The Geriatric Depression Scale (GDS) is a [[Patient Reported Outcome Measures (PROMs)|patient-reported outcome measure]] created by Yesavage et al. in 1982 to screen for depressive symptoms among older adults.<ref name=":0">Krishnamoorthy Y, Rajaa S, Rehman T. [https://www.sciencedirect.com/science/article/abs/pii/S0167494319302456 Diagnostic accuracy of various forms of geriatric depression scale for screening of depression among older adults: Systematic review and meta-analysis]. Archives of Gerontology and Geriatrics. 2020 Mar 1;87:104002.</ref><ref>Stone LE, Granier KL, Segal DL. [https://link.springer.com/referenceworkentry/10.1007/978-3-030-22009-9_736 Geriatric depression scale. In Encyclopedia of gerontology and population aging] 2022 May 24 (pp. 2112-2119). Cham: Springer International Publishing.</ref>  


Originally, this screening tool has 30 items, but several shorter versions were also developed:  
Originally, this screening tool has 30 items, but several shorter versions were also developed: GDS 15, GDS 10 and GDS 4.
 
* GDS 15  
* GDS 10  
* GDS 4


== Intended Population ==
== Intended Population ==
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== Method of Use  ==
== Method of Use  ==
Equipment required: Questionnaire and pen
'''Equipment required:''' Questionnaire and pen


Instructions: Choose between yes or no regarding how you felt over the past week
'''Instructions:''' Choose between yes or no regarding how you felt over the past week


'''Scoring:'''
'''Scoring:'''
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* 10 - 19 = Mild Depression   
* 10 - 19 = Mild Depression   
* 20 - 30 Severe Depression  
* 20 - 30 Severe Depression  


GDS 15
GDS 15
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=== Reliability  ===
=== Reliability  ===
Two studies reported GDS 15 to have excellent internal consistency with a Cronbach alpha coefficient of 0.92.<ref>Durmaz B, Soysal P, Ellidokuz H, Isik AT. [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6323561/ Validity and reliability of geriatric depression scale-15 (short form)] in Turkish older adults. North Clin Istanb. 2018 Sep 1;5(3):216-20.</ref><ref>Ertan FS, Ertan T, Kızıltan G, Uygucgil H. [https://jnnp.bmj.com/content/76/10/1445 Reliability and validity of the Geriatric Depression Scale in depression in Parkinson’s disease]. Journal of Neurology, Neurosurgery & Psychiatry. 2005 Oct 1;76(10):1445-7.</ref>
 
* Studies reported GDS 30 and GDS 15 to have excellent internal consistency, both having Cronbach alpha coefficient of 0.92.<ref>Durmaz B, Soysal P, Ellidokuz H, Isik AT. [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6323561/ Validity and reliability of geriatric depression scale-15 (short form)] in Turkish older adults. North Clin Istanb. 2018 Sep 1;5(3):216-20.</ref><ref>Ertan FS, Ertan T, Kızıltan G, Uygucgil H. [https://jnnp.bmj.com/content/76/10/1445 Reliability and validity of the Geriatric Depression Scale in depression in Parkinson’s disease]. Journal of Neurology, Neurosurgery & Psychiatry. 2005 Oct 1;76(10):1445-7.</ref>  
* Limited studies are found about GDS 10 and GDS 4. Further research is needed to establish the reliability of these shorter forms.


=== Validity  ===
=== Validity  ===
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|71%
|71%
|}
|}
===  Links ===
===  Links ===
[https://integrationacademy.ahrq.gov/sites/default/files/2020-07/Update%20Geriatric%20Depression%20Scale-30.pdf GDS 30]
[https://integrationacademy.ahrq.gov/sites/default/files/2020-07/Update%20Geriatric%20Depression%20Scale-30.pdf GDS 30]

Revision as of 14:43, 14 April 2023

Objective[edit | edit source]

The Geriatric Depression Scale (GDS) is a patient-reported outcome measure created by Yesavage et al. in 1982 to screen for depressive symptoms among older adults.[1][2]

Originally, this screening tool has 30 items, but several shorter versions were also developed: GDS 15, GDS 10 and GDS 4.

Intended Population[edit | edit source]

The scale is intended for the geriatric population (aged 60 years or more). It can be used for healthy, medically ill, and cognitively impaired older adults.[3]

Method of Use[edit | edit source]

Equipment required: Questionnaire and pen

Instructions: Choose between yes or no regarding how you felt over the past week

Scoring:

GDS 30

  • 0 - 9 = Normal
  • 10 - 19 = Mild Depression
  • 20 - 30 Severe Depression


GDS 15

  • 0-4 = Normal
  • 5-8 = Mild Depression
  • 9-11 = Moderate Depression
  • 12-15 = Severe Depression

Evidence[edit | edit source]

Reliability[edit | edit source]

  • Studies reported GDS 30 and GDS 15 to have excellent internal consistency, both having Cronbach alpha coefficient of 0.92.[4][5]
  • Limited studies are found about GDS 10 and GDS 4. Further research is needed to establish the reliability of these shorter forms.

Validity[edit | edit source]

In a 2020 systematic review and meta-analysis, all versions of GDS were found to be useful for determining depression among older adults:[1]

GDS version Sensitivity Specificity
GDS 30 82% 76%
GDS 15 86% 79%
GDS 10 87% 75%
GDS 4 74% 71%

Links[edit | edit source]

GDS 30

GDS 15

References[edit | edit source]

  1. 1.0 1.1 Krishnamoorthy Y, Rajaa S, Rehman T. Diagnostic accuracy of various forms of geriatric depression scale for screening of depression among older adults: Systematic review and meta-analysis. Archives of Gerontology and Geriatrics. 2020 Mar 1;87:104002.
  2. Stone LE, Granier KL, Segal DL. Geriatric depression scale. In Encyclopedia of gerontology and population aging 2022 May 24 (pp. 2112-2119). Cham: Springer International Publishing.
  3. Yesavage JA, Brink TL, Rose TL, Lum O, Huang V, Adey M, Leirer VO. Development and validation of a geriatric depression screening scale: a preliminary report. Journal of psychiatric research. 1982 Jan 1;17(1):37-49.
  4. Durmaz B, Soysal P, Ellidokuz H, Isik AT. Validity and reliability of geriatric depression scale-15 (short form) in Turkish older adults. North Clin Istanb. 2018 Sep 1;5(3):216-20.
  5. Ertan FS, Ertan T, Kızıltan G, Uygucgil H. Reliability and validity of the Geriatric Depression Scale in depression in Parkinson’s disease. Journal of Neurology, Neurosurgery & Psychiatry. 2005 Oct 1;76(10):1445-7.