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Updated: Sep 7, 2026

The 4 Mountains Test: A Short Test of Spatial Memory with High Sensitivity for the Diagnosis of Pre-dementia Alzheimer's Disease
Published on: October 13, 2016
[Estimation of the risk of Alzheimer type dementia based on "Prognostic Questionnaire"]
Leszek Bidzan1, Mariola Bidzan
1II Klinika Chorób Psychicznych AM w Gdańsku.
Abstract:
The aim of undertaken studies was verification of usefulness of "Prognostic Questionnaire" for estimations of risk of Alzheimer type dementia. In support for own base were included 286 persons, which were investigated by scales creating of "Prognostic Questionnaire" in years 1991-1993. From among 286 persons originally classified to renewed study one surrendered 163 persons. Result in investigation MMSE equal or lower from 25 points was base to removal full psychiatric investigations which had in view recognition of Alzheimer type dementia or its exclusion. Possible Alzheimer disease were recognized at 23 persons. Sensitivity and specificity for "Prognostic Questionnaire" obtained for several critical values were marked. The study showed usefulness of joint interpretation of results of several clinical scales creating "Prognostic Questionnaire" for estimations of risk of Alzheimer type dementia.
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