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Investigating Ageing-related Deficits in Cognition: A Combined Multimodal fMRI-DTI.

Project Aim(s): The objective is the assessment of the impact of alterations of white matter tract integrity on effective connectivity in the neural network underpinning working memory.  Using brain imaging data it will examine the associations between brain structure and function in young and older healthy participants and how normal ageing alters the relationship between structure and function.

HeLoCog: Age-related Hearing Loss, Cognitive Function, and the Moderating Roles of Social Isolation and Loneliness.

Aim(s):

(i) To characterise patterns of hearing problems and of hearing aid use in NICOLA and to compare these patterns in a qualitative fashion with those found in TILDA. 

(ii) To evaluate the cross-sectional relationship between hearing problems and cognitive functioning, using regression modelling. 

(iii) To evaluate loneliness, social isolation, and social engagement as moderators of the putative relationship between hearing problems and cognitive functioning, using a structural equation modelling approach. 

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