Table 1 Characteristics of study participants

Number of men

31

31

23

8

30

Age (y)

37.1 +/− 5.7^a,b,e

32.2 +/− 6.5^a,d

32.2 +/− 6.2^b

32.4 +/− 7.8

32.9 +/− 4.1^d,e

Urogenital conditions (no., %)

0

5 (16%)

2 (8%)

3 (37%)

15 (50%)

 Cryptorchidism

0

0

0

0

6

 Others*

0

5

2

3

9

Concentration (million/ml, ±SD)

66.0 +/− 72.3^a,e

35.9 +/− 33.7^a,d

46.3 +/− 33.3

6.1 +/− 4.9

4.5 +/− 6.4^d,e

Count (million, ±SD)

257.4 +/− 335.3^a,e

129.8 +/− 177.4^a,d

169.8 +/− 190.7

14.9 +/− 12.3

11.6 +/− 10.2^d,e

Progressive motility (%, ±SD)

46.3 +/− 13.4^e

44.4 +/− 20.1^d

50.3 +/− 15.9

27.5 +/− 22.3

27.9 +/− 15.3^d,e

Normal morphology (%, ±SD)

31.2 +/− 17.7^e

32.1 +/− 18.3^d

31.1 +/− 17.7

36.0 +/− 21.9^c

6.3 +/− 6.9^c,d,e

Father at inclusion (%)^f

81

81

89

50

68