Table 1.

Age and gender of the study group

Age range	Male		Female		Total
	N	%	N	%	N	%
18–20	14	7.0	9	3.4	23	5.0
21–30	34	16.9	48	18.3	82	17.7
31–40	21	10.4	37	14.1	58	12.5
41–50	43	21.4	47	17.9	90	19.4
51–60	38	18.9	63	24.0	101	21.8
61–70	38	18.9	41	15.6	79	17.1
71–80	13	6.5	17	6.5	30	6.5