Semen parameters | I (n = 63) | II (n = 60) | III (n = 62) | IV (n = 68) |
---|---|---|---|---|
Proportion of sperm with progressive motility (%) | 39.8 ± 10.6 a | 39.9 ± 13.2a | 35.2 ± 11.3 a,b | 59.2 ± 6.2 |
Vitality | 61.2 ± 10.3 a | 62.3 ± 13.6 a | 51.4 ± 11.4 a,b | 81.2 ± 6.3 |
Motility (%) | 46.8 ± 9.1 a | 46.3 ± 11.2a | 41.2 ± 10.5 a,b | 72.2 ± 5.0 |
Volume (ml) | 2.6 ± 0.9 a | 2.8 ± 1.2 a | 2.7 ± 1.3a | 3.8 ± 1.5 |
Proportion of sperm with normal morphology (%) | 3.9 ± 1.8a | 2.9 ± 1.6 a | 3.2 ± 1.7 a | 4.2 ± 1.7 |
Sperm count (million per milliliter) | 102.5 ± 87.2 a | 93.1 ± 91.3 a | 91.6 ± 83.5 a | 136.6 ± 81.2 |