Group I (< 40 years) (reference group) (n = 556) | Group II (≥ 40 years) (n = 214) | P value | |
---|---|---|---|
Median (IQR) | Median (IQR) | ||
Volume, ml* | 2.7 (1.31) | 2.6 (1.36) | 0.02# |
Concentration, million/ml | 61 (33 to 101) | 70 (38 to 101) | 0.06 |
Motility, % | 53 (44 to 57) | 52 (42 to 56) | 0.21 |
Morphology, % | 5 (3 to 5) | 5 (3 to 5) | 0.51 |