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[Psychosomatic state of centenarians]
A Homma1, Y Shimonaka, K Nakazato
1Department of Psychiatry, Tokyo Metropolitan Institute of Gerontology.
Nihon Ronen Igakkai Zasshi. Japanese Journal of Geriatrics
|December 1, 1992
Summary
This study examined the psychiatric and physical health of Tokyo centenarians, finding significant sex differences in dementia prevalence and education levels. Males showed higher education and lower dementia rates compared to females.
Area of Science:
- Gerontology
- Psychiatry
- Epidemiology
Context:
- Centenarians represent a unique demographic for studying aging.
- Understanding the health characteristics of extreme longevity is crucial for public health.
- Previous research on centenarian health has been limited in scope and sample size.
Purpose:
- To investigate the psychiatric and physical characteristics of centenarians in Tokyo.
- To identify factors associated with health and cognitive status in extreme old age.
- To explore sex-based differences in health outcomes among centenarians.
Summary:
- A survey of 294 centenarians (57.8% of 509) in Tokyo (1987-1989) revealed significant sex disparities in education (males: 10.2 years; females: 5.5 years).
- Dementia prevalence varied by sex: 46.0% of males and 25.8% of females were not demented. Severe dementia was more common in females (27.1%) than males (3.2%).
- Approximately 27% reported no prior physical history, with slight differences between sexes.
Impact:
- Highlights the importance of sex as a factor in centenarian health and cognitive aging.
- Provides valuable data for developing targeted interventions for elderly populations.
- Informs future research on the biological and social determinants of extreme longevity.