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The Role of Underweight in Active Life Expectancy Among Older Adults in Japan

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  • Yuka Minagawa
  • Yasuhiko Saito
  • Deborah Carr

Abstract

ObjectivesIt is underweight, rather than overweight or obesity, that has been a pressing public health concern in Japan. This study examines the impact of being underweight on the health of older Japanese men and women, measured by active life expectancy at age 65. Following the Japanese government’s guideline, underweight in this study is defined using the body mass index (BMI) value of 20.MethodData came from five waves (1999–2009) of the Nihon University Japanese Longitudinal Study of Aging (NUJLSOA). We used the Interpolation of Markov Chain approach to estimate the number of years underweight (BMI

Suggested Citation

  • Yuka Minagawa & Yasuhiko Saito & Deborah Carr, 2021. "The Role of Underweight in Active Life Expectancy Among Older Adults in Japan," The Journals of Gerontology: Series B, The Gerontological Society of America, vol. 76(4), pages 756-765.
    • Handle: RePEc:oup:geronb:v:76:y:2021:i:4:p:756-765.
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