Addenbrooke's cognitive exam (ACE-R)

Question 1

Addenbrooke’s cognitive exam (ACE-R)

Answer 1

The Addenbrooke’s has been shown to be a valid tool for detecting dementia. Two cut off points are often used depending on the required sensitivity and specificity.
Cut off88
Sensitivity for detecting dementia94%
Specificity for detecting dementia89%
Cut off82
Sensitivity for detecting dementia84%
Specificity for detecting dementia100% It has also been shown to be useful in differentiating dementia from pseudo dementia and for detecting cognitive impairment in atypical Parkinson syndromes.