Idiopathic Parkinson’s disease (IPD) has a prevalence of about 0.3 % in the general population with prevalence increasing to 5 % by age 85. The disease is fairly rare less than 50 years of age. Smoking appears to be a protective factor, with less smokers progressing to IPD [1].
CITATION STYLE
McKeown, C. B., & Crawford, P. (2016). Movement disorders. In Family Medicine: Principles and Practice (pp. 851–859). Springer International Publishing. https://doi.org/10.1007/978-3-319-04414-9_73
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