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Understanding associations between cardiometabolic and cardiac health, and risk of dementia

Safe People

Organisation name

University of Glasgow

Organisation sector

Academic Institute

Applicant name(s)

Donald Lyall - Chief Investigator - University of GlasgowDonald Lyall - Corresponding Applicant - University of GlasgowBhautesh Jani - Collaborator - University of GlasgowClaire Hastie - Collaborator - University of GlasgowDaniel Mackay - Collaborator - University of GlasgowFrederick Ho - Collaborator - University of GlasgowJill Pell - Collaborator - University of GlasgowJim Lewsey - Collaborator - University of GlasgowKathryn Richardson - Collaborator - University of East AngliaNaveed Sattar - Collaborator - University of GlasgowTerence Quinn - Collaborator - University of Glasgow

Safe Projects

Project ID

CPRD875

Lay summary

Dementia impacts adversely on the quality of life of affected individuals and their families. On average, people worry more about cognitive decline and dementia than any other condition as they age. There is currently no reliable restorative medical treatment for cognitive impairment, which means there is substantial interest in finding preventive and tractable solutions to lower risk of dementia, and delay age of onset.

Technical summary

Dementia is a public health priority. It is a condition with no current ameliorative treatments and the focus is therefore prevention and delaying onset. Cardiometabolic conditions such as diabetes, hypertension and high cholesterol, as well as cardiac conditions such as heart failure and atrial fibrillation, are generally known independent risk factors. This is probably due to a variety of mechanisms including but not limited to atherosclerosis limiting blood flow to the brain; increased promotion/decreased clearance of characteristic Alzheimer’s disease amyloid beta plaques; increased neuroinflammation and ‘leakage’ of the blood-brain barrier (i.e. microhaemorrhages). There is also likely some confounding where shared risk factors underlie both physical and cognitive health.

Latest approval date

28/01/2021

Safe Data

Dataset(s) name

HES Admitted Patient Care

Practice Level Index of Multiple Deprivation

Safe Setting

Access type

Release