Kyung Phil Kwak

Criteria-based probable REM sleep behaviour disorder and risk of Lewy body dementia: analyses of a memory clinic cohort and a community cohort

Abstract Background REM sleep behaviour disorder (RBD) is the strongest prodromal marker of alpha-synucleinopathies, but whether a brief questionnaire carries prognostic information for Lewy body dementia is unclear. We tested whether criteria-based probable RBD (pRBD)—a question...

Domain-Specific Cognitive Concordance in Older Married Couples

Importance Spousal similarity in late-life cognition has been reported, but whether concordance differs across cognitive domains remains unclear. Objective To examine whether cognitive concordance among older married couples is domain specific by comparing real couples with demog...