Table 3. Change in semen parameters at a constant semen volume
Sperm motility	OR (95% CI)	p value
Age	1.060 (1.038 - 1.083)	<0.0001
Sperm concentration	OR (95% CI)	p value
Age	1.030 (1.010 - 1.050)	0.003
OR: Odds Ratio,CI: Confidence Interval.