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Related Experiment Videos

The Stroke Activity Scale: results of a validity study.

N F Horgan1, C J Cunningham, D Coakley

  • 1School of Physiotherapy, Royal College of Surgeons in Ireland, Dublin, Ireland. fhorgan@rcsi.ie

Disability and Rehabilitation
|July 25, 2006
PubMed
Summary

The new Stroke Activity Scale (SAS) demonstrates high validity and is significantly faster to administer than the modified Motor Assessment Scale (MMAS). This makes the SAS a practical tool for assessing stroke motor disability in busy clinics.

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Area of Science:

  • Rehabilitation Medicine
  • Neurology
  • Clinical Assessment

Background:

  • Stroke is a leading cause of long-term disability, necessitating efficient and valid assessment tools.
  • Current motor disability scales may be time-consuming, posing challenges for clinical settings.
  • The Stroke Activity Scale (SAS) was developed to address these limitations.

Purpose of the Study:

  • To evaluate the concurrent validity of the Stroke Activity Scale (SAS) against a established measure.
  • To determine the time efficiency of the SAS for clinical use.
  • To assess the suitability of the SAS for busy clinical environments.

Main Methods:

  • Forty-one stroke patients with hemiplegia participated.
  • Concurrent assessment using the SAS (5 items) and the modified Motor Assessment Scale (MMAS) (8 items).

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  • Videotaped assessments were performed by two independent physiotherapists.

    • Main Results:

    • High concurrent validity was found between SAS and MMAS (Pearson's r = 0.91).
    • The SAS was significantly faster to complete (2.8 minutes) compared to the MMAS (10.4 minutes).
    • Statistical significance was achieved for the time difference (p < 0.0001).

    Conclusions:

    • The SAS exhibits strong concurrent validity with the MMAS.
    • The SAS offers a substantial time-saving advantage for clinicians.
    • The SAS is a suitable and efficient tool for assessing stroke motor disability in time-constrained clinical settings.