Validity and Reliability of the GPCOG -TR

Dementia Clinical Trial

Official title:

Validity and Reliability of the Turkish Version of General Practitioner Assessment of Cognition

Clinical Trial Details — Status: Recruiting

Administrative data

• NCT number: NCT05704452
• Other study ID #: GPCOG Validity
• Status: Recruiting
• Start date: December 6, 2022
• Est. completion date: March 26, 2023

Study information

• Verified date: January 2023
• Source: Yeditepe University
• Contact: Aber Ahmetoglu, Master student
• Phone: 536 213 49 30
• Email: aber.ahmetoglu[@]std.yeditepe.edu.tr
• Is FDA regulated: No
• Study type: Observational

Clinical Trial Summary

The General Practitioner assessment of Cognition (GPCOG) was specifically developed as a brief cognitive screening tool to be used by general practitioners (GPs). It consists of a patient section testing cognition and an informant section asking historical questions. The aim of this study was to test the validity and reliability of the Turkish version of GPCOG-TR on Turkish older adults.

Recruitment information / eligibility

• Status: Recruiting
• Enrollment: 230
• Est. completion date: March 26, 2023
• Est. primary completion date: February 20, 2023
• Gender: All
• Age group: 65 Years and older

Eligibility

Inclusion Criteria:

• Age: least 55 years old

• Provide informed consent

• Diagnosed with dementia ( patient group)

Exclusion Criteria:

• Living in a nursing home

• Presence of psychiatric disorders requiring treatment

• Presence of other comorbidity interfering with cognitive performance such as severe chronic heart failure, chronic obstructive pulmonary disease, diabetes, anemia Impairment of auditory or visual perception

• Low education

• Known cognitive impairment (for control group only)

• Lack of a reliable informant.

Related Conditions & MeSH terms

• Dementia

Locations

Country	Name	City	State
Turkey	Yeditepe University	Istanbul	Atasehir

Sponsors (1)

Lead Sponsor	Collaborator
Yeditepe University

Country where clinical trial is conducted

Turkey, 

Outcome

Type	Measure	Description	Time frame	Safety issue
Primary	The Clinical Dementia Rating score (CDR)	The scoring system from 0 to 3 ( 0 means healthy while 3 Severe dementia )	1-2 hrs
Primary	the General Practitioner Cognitive Assessment tool (GPCOG-TR)	Total score: 15; 9 for the patient part; 6 for the informant part ( The lower the score the more serious is the cognition is)	10 min
Secondary	The Mini-mental State Examination (MMSE)	Total score : 30; Scores of 25-30 out of 30 are considered normal, 21-24 as mild, 10-20 as moderate and below 10 as severe impairment.	10 min
Secondary	Alzheimer's Disease Assessment Scale-Cognitive scale (ADAS-Cog)	The total ADAS-Cog score ranges from 0-70 with higher scores suggesting greater impairment.	30 min
Secondary	Geriatric Depression Scale (GDS)	Total score : 15; 0-4 are considered normal, depending on age, education, and complaints; 5-8 indicate mild depression; 9-11 indicate moderate depression; and 12-15 indicate severe depression.	5 min