Differences of Behavioral and Psychological Symptoms of Dementia in Disease Severity in Four Major Dementias

Background/Aims Behavioral and psychological symptoms of dementia(BPSDs) negatively impact the prognosis of dementiapatients and increase caregiver distress. The aims of this study were to clarify the differences of trajectories of 12 kinds of BPSDs by disease severity in four major dementiasand to develop charts showing the frequency, severity, and associated caregiver distress (ACD) of BPSDs using the data of a Japan multicenter study (J-BIRD).