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Quantification of global (multivariate) EMG patterns is a non-trivial problem, especially in the case of pathological EMG. While characteristic constellations of multiple EMG profiles may be recognized by eye and described qualitatively, such patterns have proven to be difficult to quantify. We investigated whether principal component analysis, a method which has previously been used successfully...
IntroductionIn defining candidates for selective dorsal rhizotomy we identify two groups of children based on their clinical neurological examination (1). Patients in group I have classical spasticity with velocity dependent stretch responses, but children in group II assume the adducted flexed posture of spastic diplegia only on standing. We have been involved in developing quantitative methods...
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