The proportion of patients with diabetes increased continuously from 31.6% to 37.0% from 2008 to 2016, respectively, whereas the proportion of patients with stroke followed a decreasing trend ( Table 2 ).
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Prevalence of Dementia in Korea Based on Hospital Utilization Data from 2008 to 2016.
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These cross-sectional studies determined that the prevalence of dementia was 8.1% and 9.5% in 2008 and 2016, respectively, and showed an increasing trend. 19 20 21 Until recently, only a few studies have examined the prevalence of and hospital utilization for dementia. 22 23 24 25 It can, however, be difficult to conduct interview or questionnaire-based cross-sectional studies on dementia, because cognitive functional decline and/or memory impairment in these patients may influence the quality of the data on epidemiologic characteristics, comorbidities, and medication utilized.