Carotid atherosclerosis and 10-year changes in cognitive function

► Carotid atherosclerosis and cognitive function were measured in a cohort in WI. ► Larger IMT was associated with higher risk of incident cognitive impairment. ► Larger IMT was associated longer time to complete trail-making test-part B. ► Plaques were not associated incident cognitive impairment or other tests scores. ► Carotid IMT may be involved in cognitive decline with aging.