Table 1.

Basic characteristics of ejaculated semen of the nine males used in this study.

Male number	Age (yr)	Weight (kg)	No. of ejaculate	Volume per ejaculate (μL)	Sperm density (×108/mL)	Motility before and after washing (%)
						Before	After
1	18	13.4	1	1200	9.2	90	80
2	17	11.5	1	650	2.4	70	80
3	16	13.7	3	497 ± 145	5.7 ± 2.1	85 ± 5	85 ± 9
4	15	13.8	2	500, 800	18.2, 3.4	95, 90	99, 90
5	13	12.2	2	400, 20	22.0, 30.6	90, 70	90, 90
6	12	11.1	4	338 ± 442	41.4 ± 21.1	71 ± 21	85 ± 10
7	11	12.1	4	675 ± 119	7.3 ± 4.2	73 ± 15	93 ± 3
8	10	12.2	4	370 ± 184	11.2 ± 2.9	73 ± 10	88 ± 5
9	6	13.7	4	105 ± 42	27.0 ± 8.1	45 ± 17	90 ± 0

Values presented were mean ± SD. For males with two ejaculates, numbers separated by a comma indicate values for the first and second ejaculate, respectively.