Test-retest reliability and concurrent validity of three different handgrip dynamometers (Jamar, Jamar Plus+ and Biodex) in healthy young adults

Gabriel Morais Xavier dos Santos, Leonardo Dutra de Salvo Mauad, Heloísa Corrêa Bueno Nardim, Mariana Ferreira Silva, Flávia Pessoni Faleiros Macedo, Gabriela Rezende, Raquel Metzker Mendes Sugano, Elaine Caldeira de Oliveira Guirro, Marisa de Cássia Registro Fonseca, Postgraduate Programme in Rehabilitation and Performance, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, Division of Occupational Therapy, Department of Health Sciences, Ribeirão Preto Medical School, University of São Paulo , Fmrp Usp, Ribeirão Preto, Division of Physical Therapy, Department of Health Sciences, Ribeirão Preto Medical School, University of São Paulo , Fmrp Usp, Ribeirão Preto

Hand Therapy

Published online on July 05, 2025

Abstract

Hand Therapy, Volume 31, Issue 1, Page 29-44, March 2026.
BackgroundHandgrip strength (HGS) is a key indicator of upper limb function and overall health. While the Jamar dynamometer is considered the gold standard for HGS assessment, alternatives like the Jamar Plus+ and Biodex have emerged, though their ...