The prevalence of primary dystonia: a systematic review and meta-analysis.

  title={The prevalence of primary dystonia: a systematic review and meta-analysis.},
  author={Thomas D L Steeves and Lundy J Day and Jonathan Dykeman and Nathalie Jette and Tamara Pringsheim},
  journal={Movement disorders : official journal of the Movement Disorder Society},
  volume={27 14},
Dystonia is a hyperkinetic movement disorder characterized by sustained muscle contractions that produce repetitive movements and abnormal postures. Specific information on the prevalence of dystonia has been difficult to establish because the existing epidemiological studies of the condition have adopted different methodologies for case ascertainment, resulting in widely differing reported prevalence. Medline and Embase databases were searched using terms specific to dystonia for studies of… CONTINUE READING


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Language and Environment for Statistical Computing [computer program

  • R A
  • Vienna, Austria: R Foundation for Statistical…
  • 2011
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