Prevalence of dystonia in Akita prefectu
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Masashiro Sugawara; Sumio Watanabe; Itaru Toyoshima
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Article
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2006
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John Wiley and Sons
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English
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## Abstract We investigated the prevalence of dystonia in Akita Prefecture (population was 1,166,967 as of 1 November 2004). The prevalence of primary generalized and focal dystonia is estimated to be 0.68 and 14.4 per 100,000 persons, respectively. Blepharospasm is the most common primary dystonia