Table 2.

The difference of sperm parameters in AA treatment and control groups

–		Mean difference	p-value	95% CI of the difference
Progressive motility
	Control vs. treatment 1	11.18	0.001	6.346–16.02
	Control vs. treatment 2	29.21	0.001	24.37–34.04
	Control vs. treatment 3	39.20	0.001	34.36–44.04
Total motility
	Control vs. treatment 1	4.797	–	–2.528–12.12
	Control vs. treatment 2	21.27	0.001	13.94–28.59
	Control vs. treatment 3	34.78	0.001	27.46–42.11
Immotile
	Control vs. treatment 1	–1.269	–	–7.199–4.661
	Control vs. treatment 2	–4.795	–	–10.72–1.135
	Control vs. treatment 3	–8.785	0.01	–14.71–2.855
Viability
	Control vs. treatment 1	11.88	0.001	7.107–16.66
	Control vs. treatment 2	19.50	0.001	14.73–24.28
	Control vs. treatment 3	31.91	0.001	27.14–36.69
Tukey's multiple comparison test