Table 1 Semen characteristics of 30 fertile men and 74 infertile men (mean ± standard deviation, range)
Group | n | Age (years old) | Abstinence time (day) | Semen volume (ml) | Sperm concentration (× 106/ml) | Progressive motility (%) | Sperm motility (%) | Normal morphological sperm (%) |
|---|---|---|---|---|---|---|---|---|
Fertile men | 30 | 31.60 ± 4.12 (25 ~ 43) | 3.87 ± 1.36 (2 ~ 7) | 3.11 ± 1.13 (1.5 ~ 6) | 90.37 ± 62.81 (19.5 ~ 336.8) | 43.98 ± 6.63 (34.2 ~ 59.7) | 66.17 ± 11.02 (44.5 ~ 92.7) | 5.20 ± 0.81 (4.0 ~ 6.5) |
Infertile men | 74 | 31.80 ± 5.43 (21 ~ 48) | 3.59 ± 1.43 (2 ~ 7) | 3.26 ± 1.35 (1 ~ 7) | 65.82 ± 43.11 (6.2 ~ 207.1) | 26.53 ± 11.48 (3.7 ~ 64.9) | 43.59 ± 14.25 (9.1 ~ 79.3) | 2.16 ± 1.24 (0.5 ~ 5) |