Table 1 Evolution of semen parameters on the overall population

Abstinence delay(day)(n)

(p, Wilcoxon)

3.8 ± 0.8 (75)

3.8 ± 1.0(68)

0.246

3.7 ± 0.9(48)

0.543

3.7 ± 0.7(27)

0.115

4.0 ± 2.4(29)

0.815

3.7 ± 1.7(73)

0.221

Semen volume (ml)

(p, Wilcoxon)

4.3 ± 1.8 (75)

4.0 ± 1.7(68)

0.670

4.5 ± 2(48)

0.085

4.1 ± 2(27)

0.775

3.8 ± 1.9(29)

0.494

4.5 ± 2.0(73)

0.457

Sperm count x10⁶/ml(n)

(p, Wilcoxon)

7.1 ± 10(75)

12.3 ± 13.6(68)

<0.001

10.2 ± 9.8(48)

<0.001

12.6 ± 14(27)

0.003

11.2 ± 12.6(29)

0.018

12.4 ± 13.2(73)

<0.001

Motility%(n)

(p, t-test)

22.7 ± 11.2(70)

24.9 ± 13.6(67)

0.186

27.4 ± 13.5(48)

0.002

22.4 ± 12.5(27)

0.215

20.8 ± 13.2(28)

0.631

25.7 ± 14.8(72)

0.048

Vitality%(n)

(p, Wilcoxon)

60.3 ± 14.7(70)

57.8 ± 17(65)

0.906

57.9 ± 17.7(48)

0.472

51.6 ± 17.4(27)

0.558

55.1 ± 20.3(28)

0.904

58 ± 18.9(71)

0.490

Normal forms^c%(n)

(p, Wilcoxon)

5.7 ± 9.4(39)

7.4 ± 7.6(35)

0.072

4.4 ± 4.1(30)

0.776

4.9 ± 5.3(15)

0.777

10.8 ± 8(12)

0.176

8.5 ± 12.2(40)

0.840

TMSCx10⁶(n)

(p, Wilcoxon)

6.7 ± 9.9(73)

14.3 ± 18.74(67)

<0.001

13.8 ± 15.9(48)

<0.001

12.3 ± 17.6(27)

0.004

10.1 ± 15.1(28)

0.248

10.2 ± 13.9(39)

0.100