Table 3 Socio-demographic characteristics of men in different preconception risk categories

Age

≤25

9.2%

10.2%

10.3%

9.1%

4.5%^*

-

25–30

43.1%

44.5%

44.9%

45.5%

38.6%^*

-

30–35

28.8%

27.6%

28.0%

28.1%

33.0%^*

-

≥35

18.9%

17.6%

16.8%

17.3%

23.9%^*

-

Area

Rural area

92.6%

92.1%

90.1%

92.2%

85.7%

-

Race

Han

92.7%

91.3%

88.4%

92.3%

91.1%

-

Education

Secondary school or lower

69.3%

69.0%

63.1%

66.4%

61.9%

-

High school

20.0%

19.2%

20.1%

20.2%

16.9%

-

College or higher

10.6%

11.8%

16.8%^*

13.4%

21.3%^*

-