Handheld dynamometry is the most reliable test of muscle strength in people with myotonic dystrophy


  • Handheld dynamometry (HHD) is recommended as a reliable and valid tool to assess muscle strength in people with non-congenital myotonic dystrophy type 1 (DM1), alongside dynamic tests of balance.

Why this matters

    Knowing the intrarater reliability and concurrent and construct validity of strength, balance and mobility measures for people with DM1 will help to ensure more accurate assessments, leading to improved treatment plans.

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