Table 1.

Semen characteristics of control subjects and patients

	Fertile control (n = 9)	Asthenozoospermic men (n = 21)	p-value
Semen characteristics
Concentration (×106 spermatozoa/mL)	119.0 ± 33.1	72.6 ± 50.8	0.0184
Motility (%)	69.8 ± 11.9	31.2 ± 12.4	<0.0001
Percentage of morphological defects and immaturity (%)
Head defects	17.2 ± 11.3	15.9 ± 8.61	0.8034
Neck defects	4.20 ± 2.07	5.10 ± 3.75	1.0000
Tail defects	5.80 ± 3.74	18.9 ± 13.3	0.0248
Immature	8.11 ± 3.26	9.26 ± 8.67	0.4284

All values are showed as mean ± SD, the bold number indicate statistical significance