Research and Funding

Instruments to Detect Cognitive Impairment in Older Adults

Alzheimer's Disease Assessment Scale-Cognitive Subscale

Abbreviation: 
ADAS-cog
Administration Method: 
Notes: 
Verbal instructions, paper and pencil (305)
Administration Time: 
Notes: 
30-45 min (302)
Level of Expertise to Administer: 
Notes: 
Staff with specialist qualifications; interviewer administered. Requires additional training. Usually administered by a neuropsychologist or psychologist with appropriate training. (302)
Measures Change Over Time: 
No
Sample Source: 
Target Age Range: 
Notes: 
Parkinson Disease Dementia (PDD) Mild: 74.3 (SD 5.7 yrs); Moderate: 74.9 (SD 5.1 yrs); AD Mild: 74.3 (SD 9.1 yrs); Moderate: 75.4 (SD 6.2 yrs) (206)
Education Level Required to Understand Test:
Special Population Samples: 
Cognitive Domains Assessed: 
CT References Header: 

References

Reference Number Citation PMID DOI
302 Cognition Assessment Measures Another Link
206 Evaluation of dementia rating scales in Parkinson's disease dementia. Harvey PD, Ferris SH, Cummings JL, Wesnes KA, Hsu C, Lane RM, Tekin S Am J Alzheimers Dis Other Demen. 2010 Mar;25(2):142-8. Epub 2009 Apr 9. 19359706 10.1177/1533317509333904