Table 1 Socio-demographic characteristics of respondents by sex

Mean Age (SD)

28.7 (8.5)

28.7 (8.5)

28.5 (8.5)

0.915

Age group (%)

15–19

14.2

13.9

14.9

0.000*

20–24

24.6

24.7

24.4

25–29

19.2

19.4

18.7

30–34

14.7

15.3

13.3

35–39

12.8

13.7

10.6

40–44

10.8

9.7

13.5

45–49

3.6

3.3

4.5

Highest education level attained (%)

None/ no education

5.6

6.5

3.5

0.000*

Primary incomplete

33.7

34.8

31.1

Completed primary

21.9

22.1

21.4

Secondary or higher

38.8

36.6

44.1

Religious affiliation (%)

Muslim

18.7

18.2

20.1

0.208

Roman Catholic

36.7

36.5

37.1

Protestant

31.9

32.5

30.5

Born again/Pentecostal

10.2

10.5

9.2

None/Others

2.6

2.3

3.1

Marital status (%)

Single

14.2

10.9

22.0

0.000*

In a relationship

12.8

10.5

18.2

Married / cohabiting

64.3

68.3

54.9

Separated / divorced

7.1

8.0

4.7

Widowed

1.6

2.2

0.2

Residence of respondent (%)

Urban

29.1

28.7

29.8

0.593

Trading Center

12.7

12.5

13.2

Rural

58.7

58.2

57.0

Main source of household income

Crop farming/Cattle keeping

47.1

46.4

48.9

0.007*

Fishing

1.8

1.7

2.1

Salary/Wage

14.0

14.1

13.7

Business

28.1

29.5

24.6

Boda-Boda / Other transport

4.4

4.3

4.6

None

0.5

0.5

0.7

Others

4.1

3.6

5.3

Number of children (%)

0

22.9

16.4

38.3

0.000*

1

15.6

16.5

13.3

2

14.2

16.0

9.9

3

11.7

13.0

8.5

4

9.8

10.7

7.7

5+

25.7

27.2

22.1