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[Analysis of bone loss with aging and menopause--using digital image processing]

N Nago1, M Igarashi, M Okuno

  • 1Department of Family and Community Medicine, Jichi Medical School.

[Nihon Koshu Eisei Zasshi] Japanese Journal of Public Health
|May 1, 1993
PubMed
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This study on 291 women found that bone loss, measured by digital image processing (DIP) values, accelerates with aging after menopause. Bone mass measurements indicate aging is a more significant factor than menopause itself in elderly women.

Area of Science:

  • Gerontology
  • Bone Densitometry
  • Women's Health

Background:

  • Bone loss is a significant health concern in aging women.
  • Understanding the distinct contributions of aging and menopause to bone loss is crucial for effective interventions.

Purpose of the Study:

  • To investigate the relationship between aging, menopause, and bone loss in women.
  • To analyze bone mass changes using digital image processing (DIP) methods.

Main Methods:

  • Cross-sectional study of 291 women from Tsukude village.
  • Bone mass measurements using digital image processing (DIP) methods (sigma GS/D, MCI).
  • Menopause status collected via questionnaire.

Main Results:

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  • Mean DIP values decreased with age after menopause, with MCI showing increased bone loss rate with aging.
  • Bone mass distribution shifted towards lower values in women over 50, indicating aging's significant impact.
  • Bone loss was more strongly associated with aging than with the time elapsed since menopause.

    • Conclusions:

    • Digital image processing (DIP) values are valuable for studying bone loss in elderly women.
    • Aging appears to be a more substantial driver of bone loss than menopause itself in the studied population.
    • Changes in bone mass distribution suggest that mean values may underestimate the true extent of age-related bone loss.