Table 2 Comparison of semen parameters and sperm kinematics between age categories
< 30 years (n = 13) | 30–40 years (n = 19) | > 40 years (n = 19) | |
|---|---|---|---|
Semen volume (ml) | 2.85 ± 0.42 | 2.93 ± 0.31 | 2.97 ± 0.33 |
Sperm concentration (106/ml) | 72.50 ± 7.19 | 62.64 ± 6.49 | 60.84 ± 6.63 |
Total sperm number (106) | 233.83 ± 44.15 | 187.34 ± 33.27 | 182.81 ± 31.40 |
Motility rate (%) | 34.80 ± 4.00 | 34.95 ± 2.91 | 27.66 ± 2.62 |
Mobile sperm number (106) | 70.74 ± 15.39 | 70.29 ± 14.97 | 47.73 ± 9.40 |
DFI (%) | 18.75 ± 3.30 | 22.00 ± 2.14 | 21.97 ± 3.00 |