Time trends in demographic characteristics of participants and outcome measures in Parkinson's disease research: A 19-year single-center experience.

We observed an increasing trend over time in the proportion of participants of whom NMS were assessed, from 25 % in 2003–2009 to 64 % in 2016–2021, although this difference was consistent with chance ( Supplementary material B ). 3.6 Sensitivity analyses Sensitivity analyses showed that studies with a proportion of females simi

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