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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
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.
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).
- 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.