Relationship between dementia severity and behavioural and psychological symptoms in early‐onset <scp>A</scp>lzheimer's disease

Abstract

The pattern of apathy, agitation, disinhibition, irritability, and aberrant motor behaviour worsening with severity progression in EOAD is similar to the pattern in late-onset Alzheimer's disease. In contrast, hallucinations, depression, and anxiety showed different patterns in EOAD.