Exam
Dementia Screening with GPCOG
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Dementia Screening with GPCOG
, General Practitioner Assessment of Cognition, GPCOG
Indications
Dementia Screening
Background
Part 1 evaluates orientation, memory and clock drawing by the patient
Six item verbal evaluation that requires only 4 minutes to complete
Part 2 obtains history from a reliable family member or friend who has known the patient for at least 5 years
Six items that inquire about patients memory and independent functioning
Questions
Part 1
Remember Name and Address (first name, last name, street number, street name, city)
Say the info and allow patient to repeat it up to 4 times to commit to memory
Give the exact date (month, day, year) (1 point)
Clock Drawing Test
(place 3,6,9, and 12 on clock face) (1 point)
Draw clock with two hands showing 11:10 (1 point)
Tell me something that happened in the news in the last week (1 point)
Recall all 5 components of the name and address (5 points total - 1 point each)
Interpretation
Part 1
Score <5:
Dementia
Score 5-8: Intermediate (Distinguish with Part 2 Questions below)
Score 9-10: Normal
Questions
Part 2 (Indicated for intermediate result in Part 1)
Protocol
Questions asked of a person who has known the patient for at least 5 years
Questions are asked with the perspective of "compared with a few years ago"
Answers for each question are: Yes, No, Don't Know, N/A
Questions
Patient have more trouble remembering things that have happened recently?
Patient have more trouble remembering conversations a few days later?
Patient have more difficulty finding the right word or using the wrong word when speaking?
Patient less able to pay bills, budget, manage money and other financial affairs?
Patient less able to manage medications independently?
Patient need more assistance with transportation?
Interpretation
Part 2
Score one point for each "No" answered in Part 2
Add score from Part 2 to Part 1 result (maximum: 15 points)
Score of 10 or less indicates further evaluation needed for
Dementia
Efficacy
Similar efficacy to
MMSE
Test Sensitivity
: 79%
Test Specificity
: 92%
Resources
GPCOG Online Patient Assessment
https://gpcog.com.au/
GPCOG pdf
https://www.alz.org/media/documents/gpcog-screening-test-english.pdf
References
Brodaty (2002) J Am Geriatr Soc 50(3): 530-4 [PubMed]
Brodaty (2016) Dement Geriatr Cogn Disord 42(5): 323-30 [PubMed]
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