The measurement of disease.

  title={The measurement of disease.},
  author={Ingemar S. J. Merkies and Richard A. C. Hughes},
  journal={Journal of neurology, neurosurgery, and psychiatry},
  volume={81 9},
LIES, DAMN LIES AND STATISTICS (MARK TWAIN) AND THANKS TO RASCH ANALYSIS In everyday clinical practice, we are forever asking patients whether they are the same, better or worse, and for everyday practice their answers and our memories often suffice. However, in chronic diseases such as neurology and rehabilitation including corresponding clinical trials, we need measures of the amount of change. Usually disability (activity limitation and participation restriction in modern terminology) is the… CONTINUE READING

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