Inappropriate sexual activity is most commonly seen in people with more advanced dementia.

It can be seen at all stages Stages
Course of disease progression defined by levels or periods of severity: early, mild, moderate, moderately severe, severe of dementia, even mild dementia, especially in conditions (such as vascular Vascular
Relating to blood vessels that carry blood throughout the body. dementia or frontotemporal dementia Frontotemporal dementia
A type of dementia that mainly affects the frontal lobe causing a problem in executive function tasks.) in which the frontal lobes are affected early.