Table 1. Sex and age distributions (n=81).

Patient	No. of patients (%)
Gender
Male	54 (66.7)
Female	27 (33.3)
Age (yr)
≤30	4 (4.9)
31–40	4 (4.9)
41–50	23 (28.4)
51–60	41 (50.6)
61–70	9 (11.1)