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Height, aging and cognitive abilities across Europe.
1Deakin University, Australia.
Economics and Human Biology
|February 4, 2014
Summary
Childhood circumstances, like height, are linked to later-life cognitive function. Taller individuals and those born in areas with lower infant mortality rates show better cognitive performance in older age.
Area of Science:
- Gerontology
- Cognitive Neuroscience
- Public Health
Background:
- Childhood circumstances can impact long-term health outcomes.
- Previous studies indicate a correlation between adult height and cognitive function in later life.
Purpose of the Study:
- To investigate the association between adult height and cognitive functioning in older adults.
- To examine the influence of early-life conditions, such as infant mortality rates, on cognitive abilities in later life.
- To explore whether height acts as a protective factor against age-related cognitive decline.
Main Methods:
- Utilized data from the Survey of Health, Ageing, and Retirement in Europe (SHARE).
- Analyzed data from approximately 17,000 respondents across 11 European countries.
- Employed statistical methods to control for potential confounding factors.
Main Results:
- A positive and significant association was found between height and cognitive functioning in later life.
- A 10 cm increase in height correlated with a 0.04 standard deviation increase in cognitive score.
- Higher infant mortality rates in the country of birth were linked to significantly lower cognitive functioning in later life (10% increase associated with 0.1 SD decrease).
- Height showed potential as a protective factor against cognitive decline with aging.
Conclusions:
- Adult height is a significant correlate of cognitive functioning in older age.
- Early-life environmental factors, indicated by infant mortality rates, have a lasting negative impact on cognitive abilities.
- Height may play a role in mitigating age-related cognitive deterioration.
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