Table 1 Semen characteristics and sperm head morphology of patients homozygous for the TSGA10 variant

Physical information^a

 Age (years)^b

43

40

-

 Marriage (years)

19

15

-

 Weight (kg)

68

76

-

Semen characteristics^c

 Semen volume (mL)

3.2

2.3

 > 1.5

 Semen pH

7

7

 > 7.2

 Sperm concentration (10⁶/mL)

1

0.5

 > 15.0

 Progressive motility (%)

4*

7*

 > 32.0

 Non progressive motility (%)

42

6

-

 Total motility (%)

46

13*

 > 40.0

 Immotile (%)

54

87

-

 Sperm with normal morphology

-

5

Sperm head morphology

 Normal head (%)

-

0.03

-

 Absent head (%)

-

31.0

-

 Tapered head (%)

-

16.3

-

 Pyriform head (%)

-

19.6

-

 Round head (%)

-

18.3

-

 Amorphous head (%)

-

14.2

-