Journal article

Autobiographical narratives relate to Alzheimer's disease biomarkers in older adults

RF Buckley, MM Saling, M Irish, D Ames, CC Rowe, VL Villemagne, NT Lautenschlager, P Maruff, SL Macaulay, RN Martins, C Szoeke, CL Masters, SR Rainey-Smith, A Rembach, G Savage, KA Ellis

International Psychogeriatrics | Published : 2014

Abstract

Background: Autobiographical memory (ABM), personal semantic memory (PSM), and autonoetic consciousness are affected in individuals with mild cognitive impairment (MCI) but their relationship with Alzheimer's disease (AD) biomarkers are unclear. Methods: Forty-five participants (healthy controls (HC) = 31, MCI = 14) completed the Episodic ABM Interview and a battery of memory tests. Thirty-one (HC = 22, MCI = 9) underwent β-amyloid positron emission tomography (PET) and magnetic resonance (MR) imaging. Fourteen participants (HC = 9, MCI = 5) underwent one imaging modality. Results: Unlike PSM, ABM differentiated between diagnostic categories but did not relate to AD biomarkers. Personal sema..

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