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Related Experiment Videos

Anemia in older adults.

Richard Woodman1, Luigi Ferrucci, Jack Guralnik

  • 1Ortho Biotech Clinical Affairs, Bridgewater, NJ 08807, USA. rwoodman@obius.jnj.com

Current Opinion in Hematology
|February 24, 2005
PubMed
Summary

Anemia is common in older adults, affecting over 10% and increasing risks for poor health outcomes. Active management of anemia in the elderly is crucial for improving medical outcomes and reducing disability.

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Area of Science:

  • Gerontology
  • Hematology
  • Public Health

Background:

  • Anemia is prevalent in older adults, independently predicting increased morbidity and mortality.
  • Elderly individuals with anemia experience higher rates of hospitalization, physical decline, and disability.

Purpose of the Study:

  • To evaluate the prevalence and causes of anemia in community-dwelling older adults in the US.
  • To assess the prognostic implications of anemia on physical performance and mobility in the elderly.

Main Methods:

  • Analysis of data from the third National Health and Nutrition Examination Survey (NHANES) 1988-1994.
  • Examination of anemia prevalence across different age groups (65+ and 85+) and genders.

Main Results:

  • Anemia affects 11.0% of older men and 10.2% of older women, rising to over 20% in those 85+.
  • Nutritional deficiencies and chronic illnesses account for one-third of anemia cases each; one-third remain unexplained.
  • Anemia is linked to diminished physical performance and loss of mobility, even at hemoglobin levels considered low-normal.

Conclusions:

  • Anemia is a common, modifiable predictor of poor outcomes in the elderly and requires active management.
  • Further clinical studies are needed to evaluate the impact of anemia treatment on elderly-specific outcomes like disability.

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