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Validation of a new lower-extremity motor coordination test
Johanne Desrosiers1, Annie Rochette, Hélène Corriveau
1Research Center on Aging, Sherbrooke Geriatric University Institute, Sherbrooke, QC, Canada.
Archives of Physical Medicine and Rehabilitation
|May 17, 2005
Summary
The Lower Extremity MOtor COordination Test (LEMOCOT) demonstrates good reliability and validity for assessing motor skills in individuals with lower extremity impairments, particularly after a stroke. This simple test is suitable for clinical and research use.
Area of Science:
- Rehabilitation science
- Neurology
- Motor control
Background:
- Assessing lower-extremity motor coordination is crucial for rehabilitation outcomes.
- Existing tests may not fully capture the nuances of motor coordination deficits.
- The Lower Extremity MOtor COordination Test (LEMOCOT) was developed to address this need.
Purpose of the Study:
- To evaluate the test-retest reliability of the LEMOCOT.
- To determine the construct validity of the LEMOCOT in a population with stroke.
- To establish the LEMOCOT's utility in clinical and research settings.
Main Methods:
- Test-retest reliability was assessed by re-evaluating 29 participants with lower extremity impairments.
- Construct validity was examined by correlating LEMOCOT scores with measures of physical, functional, cognitive, and perceptual abilities in 144 stroke survivors.
- Standardized assessments including the Fugl-Meyer Assessment and Berg Balance Scale were used.
Main Results:
- The LEMOCOT exhibited good test-retest reliability, with intraclass correlation coefficients (ICCs) of 0.88 for the right side and 0.83 for the left side.
- High correlations were found between LEMOCOT scores and physical/functional measures (r range, 0.62–0.79; P <.001), supporting construct validity.
- No significant correlations were observed with cognitive or visual perceptual tests, and the test effectively discriminated between different discharge destinations (P <.001).
Conclusions:
- The LEMOCOT is a reliable and valid simple test for assessing lower-extremity motor coordination.
- It is suitable for use in clinical practice and research, especially for individuals post-stroke.
- Further studies are recommended to confirm its psychometric properties in diverse populations.
