The prevalence of mild cognitive impairment in diverse geographical and ethnocultural regions: The COSMIC Collaboration
Sachdev, Perminder Singh; Lipnicki, Darren; Kochan, Nicole A; Crawford, John; Thalamuthu, Anbupalam; Andrews, Gavin; Brayne, Carol; Matthews, Fiona E; Stephan, Blossom CM; Lipton, Richard B; Katz, Mindy J; Ritchie, Karen; Carrière, Isabelle; Ancelin, Marie-Laure; Lam, Linda C W; Wong, Candy H Y; Fung, Ada W T; Guaita, Antonio; Vaccaro, Roberta; Davin, Annalisa; Ganguli, Mary; Dodge, Hiroko; Hughes, Tiffany; Anstey, Kaarin; Cherbuin, Nicolas; Butterworth, Peter; Ng, Tze Pin; Gao, Qi; Reppermund, Simone; Brodaty, Henry; Schupf, Nicole; Manly, Jennifer; Stern, Yaakov; Lobo, Antonio; Lopez-Anton, Raúl; Santabárbara, Javier
Background Changes in criteria and differences in populations studied and methodology have produced a wide range of prevalence estimates for mild cognitive impairment (MCI). Methods Uniform criteria were applied to harmonized data from 11 studies from USA, Europe, Asia and Australia, and MCI prevalence estimates determined using three separate definitions of cognitive impairment. Results The published range of MCI prevalence estimates was 5.0%–36.7%. This was reduced with all cognitive...[Show more]
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