Environmental risk factors for REM sleep behavior disorder: a multicenter case-control study.

ABSTRACT:

Objective

Idiopathic REM sleep behavior disorder is a parasomnia characterized by dream enactment and is commonly a prediagnostic sign of parkinsonism and dementia. Since risk factors have not been defined, we initiated a multicenter case-control study to assess environmental and lifestyle risk factors for REM sleep behavior disorder.

Methods

Cases were patients with idiopathic REM sleep behavior disorder who were free of dementia and parkinsonism, recruited from 13 International REM Sleep Behavior Disorder Study Group centers. Controls were matched according to age and sex. Potential environmental and lifestyle risk factors were assessed via standardized questionnaire. Unconditional logistic regression adjusting for age, sex, and center was conducted to investigate the envi

SUBMITTER: Postuma RB 

PROVIDER: S-EPMC3405255 | biostudies-literature | 2012 Jul

REPOSITORIES: biostudies-literature