Table 1.

Demographic characteristics of patients.

Variables	N	(%)
Sex
Male	13	30.2
Female	30	69.8
Age group
≤25	31	72.1
>25	12	27.9
Problem
Class II	13	30.2
Class III	30	69.8
Education
≤Diploma	13	31.7
>Diploma	28	69.3