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Risk factors for osteoporotic fractures in elderly men

T V Nguyen1, J A Eisman, P J Kelly

  • 1Bone and Mineral Research Division, Garvan Institute of Medical Research, Sydney, NSW, Australia.

American Journal of Epidemiology
|August 1, 1996
PubMed
Summary

Osteoporosis risk factors in elderly men include low bone density, muscle weakness, and falls. Maintaining physical activity and healthy habits can reduce fracture incidence and improve survival.

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Area of Science:

  • Gerontology
  • Epidemiology
  • Orthopedics

Background:

  • Osteoporosis is a significant cause of morbidity and mortality in aging populations.
  • Epidemiologic studies on osteoporosis risk factors in men are limited.
  • Understanding these factors is crucial for male bone health.

Purpose of the Study:

  • To assess potential risk factors for osteoporotic fractures in elderly men.
  • To identify independent predictors of fracture incidence in this demographic.
  • To inform preventive strategies for male osteoporosis.

Main Methods:

  • Prospective cohort study of 220 men aged 60+ in Dubbo, Australia (1989-1994).
  • Fracture incidence determined from x-ray reports.
  • Risk factors analyzed using Cox's proportional hazards model.

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Main Results:

  • Overall fracture incidence was 220 per 10,000 person-years.
  • Key risk factors identified: low femoral neck bone mineral density (BMD), quadriceps weakness, increased body sway, prior falls, previous fractures, lower body weight, and shorter height.
  • Protective factors included thiazide diuretic use, higher physical activity, and moderate alcohol intake.

Conclusions:

  • Femoral neck BMD, quadriceps strength, and body sway are independent risk factors for osteoporotic fractures in elderly men.
  • Preventive measures targeting bone loss, falls, and promoting healthy lifestyles are essential.
  • Interventions can reduce fracture incidence and improve survival rates in aging men.