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Handgrip strength conditional tolerance regions suggest the need for personalized sarcopenia definition: an analysis of the American NHANES database

Aging Clin Exp Res. 2023 Apr 4. doi: 10.1007/s40520-023-02398-8. Online ahead of print.

ABSTRACT

BACKGROUND: Handgrip strength (HGS) is a well-established clinical biomarker that assesses functional capacity in older populations. In addition, HGS is a diagnostic tool that forecasts aging health conditions, such as sarcopenia.

AIMS: This paper provides HGS statistical tolerance regions and presents the need to establish HGS reference values according to patients’ characteristics.

METHODS: For this purpose, we used a conditional tolerance algorithm for HGS, and we observed the tolerances regions in different age strata and sex of non-sarcopenic individuals from the National Health and Nutrition Examination Survey (NHANES, wave 2011-2012).

RESULTS AND DISCUSSION: Our results have critical implications for sarcopenia, since conventional and available HGS cut-offs do not consider age range.

CONCLUSIONS: This paper offers new perspectives on the evolution of traditional definitions of sarcopenia according to the principles of precision medicine.

PMID:37014617 | DOI:10.1007/s40520-023-02398-8

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