Meta-Analysishigh evidence
Global Incidence of All-Cause Dementia: A Meta-Analysis.
JAMA neurology·October 12, 2026·PMID 42862582
Why it mattersDementia incidence varies by sex and country income level, with low- and middle-income countries bearing a disproportionate burden. These harmonized estimates provide a benchmark for planning prevention, diagnosis, and memory-care services, especially in underrepresented regions.
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