Table 1.

Frequency of patient sex stratified by patient age

	Age (years)
	0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21
Female	20	12	10	17	9	9	11	9	15	13	19	14	19	19	27	19	13	18	17	6	2	0
Male	26	14	12	12	16	13	15	19	14	12	13	12	17	12	25	23	18	13	7	4	0	1
Total	46	26	22	29	25	22	26	28	29	25	32	26	36	31	52	42	31	31	24	10	2	1