Table 1.

Distribution of study subjects based on age and gender

Age group (years)	Gender
	Male		Female		Total
	n	Percentage	n	Percentage	n	Percentage
5-6	268	8	223	6.9	491	14.9
7-8	559	16.7	402	11.9	961	28.6
9-10	637	19	435	12.9	1072	31.9
11-12	477	14.2	353	10.4	830	24.6
Total	1941	57.9	1413	42.1	3354	100