We investigated the prevalence of dementia and mild cognitive impairment (MCI) and the factors associate with risk of dementia from a representative nationwide sample of Korean elders. 8,199… (More)
This study estimates the treated prevalence of schizophrenia and the annual costs associated with the illness in Korea in 2005, from a societal perspective. Annual direct healthcare costs associated… (More)
BACKGROUND
According to published reports, the prevalence rates of major depressive disorder (MDD) in East-Asian countries are lower than in the West, but the reasons for this difference have not… (More)
STUDY OBJECTIVES
Conflicting reports on prevalence of RLS exist in Asian countries due to differences in sampling strategies and assessment instruments. We assessed the prevalence, correlates,… (More)
We examined the prevalence, correlates, and comorbidities of adult attention-deficit hypersensitivity disorder (ADHD) symptoms in a Korean community using data from the National Epidemiological… (More)
The diagnosis of insomnia is based on the presence of four different symptoms: difficulty in initiating sleep (DIS), difficulty in maintaining sleep (DMS), early morning awakening (EMA), and… (More)
OBJECTIVES
The aim of this study was to estimate the prevalence of the DSM-IV major mental disorders in the Korean population using the Korean version of Composite International Diagnostic Interview… (More)
A few studies have been conducted on the prevalence of partial posttraumatic stress disorder (PTSD), but points of agreement and disagreement between full and partial PTSD have not been fully… (More)
This was the first Korean national study to evaluate prevalence and correlates of suicidal behavior, and to compare multiple and single attempts. A total of 6510 adults completed face-to-face… (More)
A recent national survey in South Korea indicated that the 12-month prevalence rate of major depressive disorder was 2.5%. Depressive disorders may lead to disability, premature death, and severe… (More)