P4‐287: WHITE MATTER HYPERINTENSITIES PREDICT ACTIVITIES OF DAILY LIVING MORE STRONGLY IN DEMENTIA WITH LEWY BODIES THAN IN ALZHEIMER'S DISEASE: THE SUNNYBROOK DEMENTIA STUDY

White matter hyperintensities (WMHs) are associated with functional impairment in dementia, but this association has mostly been studied in relation to Alzheimer's Disease(AD). As loss of functional independence is a feature of all dementia diagnoses, we investigated if WMHs predict activities of daily living (ADL) in a cohort of dementia patients with AD or Dementia with Lewy Bodies (DLB), and if this association is influenced by specific...