2. Methodology
2.1. Subjects and Research Methodology
A sample of 26 men affected to dementia of more than 60 years old with a mean age of 72.6 held in Kahrizak
hospices participated in the study. The samples include two analytical groups of young elderly men (60 to 75 years)
and old elderly ones (higher than 76 years) (based of World Health Organization definition). The present research
design is descriptive.