DISCUSSION
The Characteristics of Investigative
Samples
The ratio of males to females was about 1.16 and
the average age of the groups ranged from 30 to 40
years old. Most patients were in their early youth at
the time of incidence (Kaplan & Sadock, 2000),
which is similar to the age of patients with schizophrenia
investigated in the literature (Bartels,
Drake, Wallach & Freeman, 1991; Chen, 1997;
O’Neill, 1995b). Furthermore, most subjects were