| Table 1. Normal values for semen analysis according to the WHO* | |
| Variable | Cut-off value |
| Sperm volume | >1.5ml |
| Sperm concentration | >15 million / ml |
| Total sperm count | >39 million |
| Sperm progressive motility (A + B) | >32% |
| Sperm morphology | >4% |
| Sperm DNA fragmentation | <30% |
| Non-sperm cells | <1 million / ml |
| WHO laboratory manual for the examination and processing of human semen. Geneva: World Health Organization; 2010. | |