Daily Household Electricity Consumption in Community-Dwelling Older Individuals With Cognitive Impairment: Prospective Cohort Study.

ABSTRACT:

Background

Various digital biomarkers have been explored to detect cognitive impairment in community-dwelling older individuals, among which electricity consumption (EC) data obtained from smart meters are novel and promising because they pose no burden to the individuals.

Objective

The study aimed to explore the potential of EC as a digital biomarker to screen older individuals with cognitive impairment living alone.

Methods

We recruited 40 older individuals living alone and recorded their 1-year daily household EC data. We used the Japanese version of the Montreal Cognitive Assessment to categorize participants into 2 groups: those with and without cognitive impairment. As the pattern of daily household EC is different between lower and higher temperature ranges bec

SUBMITTER: Nakagawa Y 

PROVIDER: S-EPMC12530452 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature