Excessive daytime sleepiness and its risk factors in ...

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JNNP Online First, published on November 26, 2012 as 10.1136/jnnp-2012-304097 PostScript LETTER

Excessive daytime sleepiness and its risk factors in incident Parkinson’s disease

Table 1

Bivariate comparisons of clinical variables versus ESS score at 3.5 years ESS score

Variable

Categories†

n

Mean

Sex

Male Female