Why the study?
While the link between Parkinson's disease and disorders like depression and anxiety has been extensively studied, limited research has evaluated the association between worry and Parkinson's disease.
Does the worrier trait increase the risk of developing Parkinson's disease in a general population cohort?
Population
457,180 UK Biobank participants
Comparison
Worrier trait vs non-worriers
Design
Prospective cohort study
Follow-up
Baseline 2006-2010 until July 16, 2023
Authors
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Worrier trait was associated with higher PD risk; hypothesis-generating and should not yet change practice or screening.
Does the worrier trait increase the risk of developing Parkinson's disease in a general population cohort?
The worrier trait is independently associated with a higher risk of developing Parkinson's disease, particularly among younger individuals.
Li et al. (2025) studied this question.
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