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Related Experiment Videos

A 3-Item SARC-F.

Jean Woo1, Ruby Yu1, Jason Leung2

  • 1Department of Medicine and Therapeutics, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, Hong Kong; The Chinese University of Hong Kong Jockey Club Institute of Aging, Shatin, Hong Kong.

Journal of the American Medical Directors Association
|October 29, 2017
PubMed
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The 5-item SARC-F screening tool for sarcopenia can be shortened to three key questions: strength, climbing stairs, and walking assistance. This 3-item SARC-F effectively predicts adverse outcomes in older adults.

Area of Science:

  • Gerontology
  • Geriatric Medicine
  • Public Health

Background:

  • Sarcopenia, characterized by age-related loss of muscle mass and function, poses significant health risks for older adults.
  • The SARC-F ( a 5-item screening tool for Sarcopenia) is used to identify individuals at risk.
  • Predictive accuracy of individual SARC-F items for adverse outcomes requires further examination.

Purpose of the Study:

  • To evaluate the predictive capability of each item within the SARC-F for adverse health outcomes.
  • To determine if a shortened version of the SARC-F can effectively screen for sarcopenia.

Main Methods:

  • A prospective cohort study involving 4000 community-dwelling older adults in Hong Kong.
  • Data collected via questionnaires on demographics, lifestyle, cognitive function, depression, SARC-F, and physical limitations.
Keywords:
Sarcopeniachair standmortalityphysical limitationscreeningwalking speed

Related Experiment Videos

  • Physical performance (chair stand, walking speed), adverse outcomes (physical limitation, strength, walking speed, hospital stay, mortality) were assessed.

    • Main Results:

    • The SARC-F items, ranked by predictability (AUC), were: strength, climb stairs, assistance in walking, rise from a chair, and falls.
    • The top three items (strength, climb stairs, assistance in walking) individually predicted all adverse outcomes.
    • A combination of these three items demonstrated the highest predictive ability in stepwise models.

    Conclusions:

    • The SARC-F can be effectively shortened to three items: strength, climb stairs, and assistance in walking.
    • This 3-item SARC-F provides a rapid and efficient screening tool for sarcopenia in clinical settings.
    • The findings support the use of a streamlined SARC-F for early identification of sarcopenia risk.