Predictors of persistent sleep problems among older disaster survivors: a natural experiment from the 2011 Great East Japan earthquake and tsunami.

ABSTRACT: To examine prospectively the associations of disaster experiences and social support with sleep problems in older adults. Data came from a natural experiment caused by the 2011 Great East Japan earthquake and tsunami. Participants in an ongoing prospective cohort (3547 Japanese individuals aged 65 years or older) were inadvertently exposed to the disaster due to their residential location (Iwanuma city) after the 2010 baseline survey. We conducted a follow-up survey in 2013 to inquire about disaster-related experiences and short sleep duration, sleep insufficiency, poor sleep quality, insomnia symptoms, and sleep medication use. Poisson regression models adjusted for baseline socio-demographic and lifestyle covariates. Financial hardship predicted increased risks of short sleep duration (r

SUBMITTER: Li X 

PROVIDER: S-EPMC6047443 | biostudies-literature | 2018 Jul

REPOSITORIES: biostudies-literature