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Related Experiment Videos

Successful aging: measuring the years lived with functional loss.

Wilma J Nusselder1, Anna Peeters

  • 1Department of Public Health, Erasmus MC, University Medical Centre Rotterdam, Netherlands. w.nusselder@erasmusmc.nl

Journal of Epidemiology and Community Health
|April 15, 2006
PubMed
Summary

Health expectancy measures, based on life tables, integrate survival and functioning for assessing successful aging. This approach reveals that strategies equally successful by traditional measures can have vastly different impacts on quality of life years.

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Area of Science:

  • Gerontology
  • Public Health
  • Biostatistics

Background:

  • Assessing successful aging is challenging due to dual outcomes: survival and functioning.
  • Existing research often focuses solely on survivors or uses multiple measures, complicating comparisons.

Purpose of the Study:

  • To demonstrate the utility of health expectancy measures in integrating survival and functioning for a comprehensive view of successful aging.
  • To highlight the limitations of traditional successful aging measures.

Main Methods:

  • Utilized life table methodology to calculate health expectancy.
  • Modeled three hypothetical successful aging strategies and analyzed their impact on years lived with and without disability.

Main Results:

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  • Strategies deemed equally successful by survivor-based measures showed significant differences in life years with/without disability.
  • The most successful intervention under multi-measure assessment led to the greatest increase in years lived with disability.

Conclusions:

  • Health expectancy measures provide a more holistic assessment of successful aging than traditional methods.
  • Future research should adopt population health summary measures that incorporate both survival and functioning across the lifespan.