Table 1:

Adolescent and adult semen parameters

	25th Percentile		50th Percentile		75th Percentile		p-value^
	Adolescent	Adult	Adolescent	Adult	Adolescent	Adult
Concentration (mil/mL)	10	14	30	39	57	57	0.2
Volume (mL)	0.5	1.5	1.0	2.5	2.0	3.5	<0.001
Motility (%)	20	35	39	45	55	55	0.01
Total motile count (mil)	1.5	13	11	29	33	69	<0.001

^{^}Wilcoxon-Mann-Whitney test