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Related Experiment Video

Updated: Jan 18, 2026

The 4 Mountains Test: A Short Test of Spatial Memory with High Sensitivity for the Diagnosis of Pre-dementia Alzheimer's Disease

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

The modified spatial context memory test for assessing cognitive aging in middle-aged and older adults.

Hsuan-Min Wang¹, Yo-Ping Huang², Hsun-Yu Kuo³

¹Department of Psychiatry, Chang Gung Memorial Hospital at Chiayi, Chiayi 61363, Taiwan.

Neuroscience Research

|September 12, 2025

Summary

Cognitive aging affects spatial-context memory, with older adults making more errors on a new spatial memory test. This test may detect age-related memory changes in healthy individuals.

Keywords:

Aging Alzheimer disease Amnestic mild cognitive impairment Episodic memory Spatial context memory test

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Last Updated: Jan 18, 2026

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Published on: October 13, 2016

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Area of Science:

Neuroscience
Cognitive Psychology
Gerontology

Background:

Spatial-context memory deficits are potential early indicators for Alzheimer's disease (AD).
Understanding cognitive aging in spatial memory is crucial for early detection of neurological changes.

Purpose of the Study:

To investigate spatial-context memory and navigation in middle-aged and older adults.
To assess the efficacy of a modified spatial-context memory test (SCMT) in detecting age-related cognitive changes.

Main Methods:

A prospective study involving 108 healthy adults aged 55-75 years.
Utilized a modified computer-based SCMT with real-world simulation, including navigation and association subtests.
Analyzed age and education effects on SCMT performance using regression models.

Main Results:

Older age correlated with increased errors and longer retrieval times on the SCMT.
Higher education levels were associated with shorter completion times in specific SCMT tasks.
Age was the primary factor influencing SCMT performance across all subtests.

Conclusions:

The modified SCMT effectively detects age-related declines in spatial-context memory among cognitively normal adults.
SCMT shows promise as a sensitive tool for assessing cognitive aging, independent of educational background.
Findings highlight the impact of normal aging on spatial memory functions.