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. 2023 Dec 19;46(1):751–768. doi: 10.1007/s11357-023-01041-8

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© The Author(s), under exclusive licence to American Aging Association 2023. Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.

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Fig. 8 — Spearman’s correlation between the severity of overall cognitive impairment (MMSE scores) and EEG parameterization results in three groups. a AD. b CN. c FTD. Statistically significant groups are marked by black asterisks on the lower left ellipse (FDR-corrected p-value, *p < 0.05, **p < 0.01, ***p < 0.001), and the transparent number on the upper right represents the correlation coefficient value. Also, the color of the ellipse maps the correlation coefficient value. AD, Alzheimer’s disease; CN, healthy control; FTD, frontotemporal dementia; TAR, theta alpha power ratio; MMSE, Mini-Mental State Examination; FDR, false discovery rate