Prevalence of dementia in the People's Republic of China from 1985 to 2015: a systematic review and meta-regression analysis.

BMC Public Health · 2019 · PMC6521412 · PMID 31092218

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an increasing trendno p-value reported

[ 4 ] showed an increasing trend in the prevalence from 1980 to 2014, but the significance disappeared when the authors accounted for changes in methodological factors (especially the diagnostic criteria).

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