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Faster biological aging is linked to thinking skills in older adults from Mexico, India, the United States, and England
Updated
Abstract
Essence
Older adults with higher tended to have poorer global cognitive performance across Mexico, India, the United States, and England.
Evidence
A cross-national analysis of 8,547 adults aged 60 or older used linear regression across four countries and tested mediation with United States data.
Caveat
The findings are observational, and Klotho mediation was assessed only in United States participants and did not explain the association.
Simplified
Key numbers
8547
Participants
Total number of participants aged 60 and older from multiple countries.
53.6%
Women Percentage
Percentage of women among the total participants.
69.6 years
Mean Chronological Age
Mean chronological age of participants in the study.
Longevity & Aging