Table 2. Cross tabulation of PLV category and age thresholds in years.

	Side	PLV	N	<18	18+	<21	21+
Males	left	0	5	1	4	4	1
		1	7	2	5	3	4
		2	25	3	22	12	13
		3	22	0	22	1	21
	right	0	3	0	3	2	1
		1	4	2	2	4	0
		2	26	4	22	10	16
		3	23	0	23	6	17
Females	left	0	11	1	10	5	6
		1	12	3	9	8	4
		2	33	2	31	13	20
		3	13	0	13	1	12
	right	0	3	1	2	3	0
		1	11	1	10	8	3
		2	30	2	28	11	19
		3	20	1	19	7	13