Characteristics    

2003 

(n=2,388)

2007

(n=3,165)

2011

(n=3,699)

Age(year)

 

 

 

15 -19         

51.7

53.1

55.9

20 – 24        

48.3

46.9

44.1

Residence                    

 

 

 

Urban

34.2

26.1

26.6

Rural 

65.8

73.9

73.4

Region

 

 

 

Central Zone                  

10.8

8.0

9.0

Lake zone                     

25.4

28.9

28.9

Northern Zone               

13.0

13.0

11.8

Eastern Zone

24.4

15.5

16.0

Western Zone

8.1

11.6

9.6

South West Highlands Zone

9.3

9.6

10.2

Southern  Highlands Zone

7.8

7.5

9.7

Southern  Zone

5.2

5.8

4.8

Educational level 

 

 

 

No education               

17.2

17.9

13.3

Primary                      

71.3

70.4

59.5

Secondary  and above

11.6

11.6

27.1

Marital status

 

 

 

Never married

51.2

51.2

55.2

Ever Married

48.8

48.9

44.8

Number of life sex partners

 

 

 

0

29.8

31.0

31.7

1

33.9

34.0

36.0

2

18.1

20.0

18.1

2+

18.1

14.9

14.2

Blood test result

 

 

 

HIV  negative                   

96.0

96.2

97.2

HIV  positive                         

4.0

3.8

2.8

Currently working

 

 

 

Not working

37.0

40.3

36.2

Working

63.0

59.7

63.8

Had STIin last 12 months?

 

 

 

No                                            

98.6

98.4

98.2

Yes

1.4

1.6

1.8

Birth and attended ANC

 

 

 

No birth <2 years preceding the survey

66.4

68.2

68.1

Had birth within 2 years  and  attended ANC       

30.6

31.3

30.9

Had birth within 2 years  but not attended ANC   

3.0

0.6*

(0.9)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 1: Percentage distribution of socio-demographic characteristics of the respondent for Tanzania HIV/AIDS and Malaria Indicator Survey (2003, 2007 and 2011)

*Fewer than 25 unweighted cases; ( ) indicated 25 and 49 cases