Shorter Behavioral Test for Alzheimer's Screening
Author Information
Author(s): Schaefer Sydney, Fauth Elizabeth, Hooyman Andrew, Love Jill
Primary Institution: Arizona State University
Hypothesis
The study aims to identify the minimum number of trials needed for reliability in a behavioral test for Alzheimer's disease screening.
Conclusion
A shorter version of the qBEANS test is reliable and significantly faster than the original version.
Supporting Evidence
- The qBEANS test is sensitive and specific to Alzheimer’s disease pathology.
- The shorter version of the test is 48% faster than the original.
- The reliability threshold was set at an intraclass correlation (ICC) >0.75.
Takeaway
Researchers created a quicker test to help doctors check for early signs of Alzheimer's disease, making it easier to use in clinics.
Methodology
Participants completed the original qBEANS test while the duration of each repetition was recorded to determine reliability.
Limitations
The current version may still be too long for primary care adoption.
Participant Demographics
Mean age of participants was 75.4 years, with 77% being female.
Digital Object Identifier (DOI)
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