Table 1 Summary of Demographic Health Survey couples data analyzed with averages shown by country.

From: Couple serostatus patterns in sub-Saharan Africa illuminate the relative roles of transmission rates and sexual network characteristics in HIV epidemiology

Country

age

age difference (M-F)

age at sexual debut

duration of sex before couple formation

partnership duration

condom used at last sex (%)

# lifetime sexual partners

M

F

—

M

F

M

F

—

M

F

M

F

Burundi

36.2

31.3

4.9

22.2

19.4

3

0.9

11

2

2.1

2.0

1.1

Congo

35.8

30.1

5.7

16.1

15.4

10.2

5.1

9.6

13.6

8.6

14.8

3.8

DRC

36.8

30.4

6.4

18.2

16.3

7.3

2.8

11.3

3.2

2.2

9.6

2.1

Ethiopia

36.2

29.5

6.7

20.9

16.6

3.4

1

11.9

1.3

0.9

2.8

1.1

Gabon

38.4

32.3

6.2

16.7

15.6

11.3

6.3

10.4

18.5

14.7

21

4.5

Kenya

37

31

5.9

17.5

17.3

8.3

2.6

11.2

4.6

2.8

7.9

2.0

Lesotho

36.3

30.8

5.5

19

17.7

5.8

1.7

11.4

14.8

16.6

9.6

2.2

Malawi

34.3

29.2

5.1

18.2

16.6

5.1

1.7

11

9.4

5

3.6

1.5

Mozambique

34.8

29.2

5.6

17.9

16.3

6.3

2.3

10.5

8.9

6

5.1

1.9

Rwanda

36.2

32.2

4

21

20.1

4.3

1.3

10.8

4.3

3.7

2.7

1.2

Swaziland

36.6

30.6

6

19.8

17.3

8.2

4.7

8.6

23.8

24.3

8

2.1

Tanzania

34.9

29.3

5.6

19.1

17.2

5.9

2.2

10

7.1

5

6.1

1.9

Uganda

35.9

30.1

5.8

18

16.3

6.8

2.6

11.1

4.6

4.3

7.6

2.2

WA

37.7

29.6

8.1

19.9

16.3

6.8

2.3

11.1

7.5

3.3

7.2

2.0

Zambia

35.7

30

5.7

17.6

16.5

6.9

2.3

11.1

13.7

7.7

6.5

1.8

Zimbabwe

35.4

29.8

5.6

20

17.8

5

1.6

10.4

8.7

4.6

5.8

1.6

  1. All durations are given in years.