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Table 2 Vitamin A coverage in children (12–23 months) by selected characteristics in 1999 and 2002

From: Vitamin A supplementation in Tanzania: the impact of a change in programmatic delivery strategy on coverage

Characteristics

1999 Survey

  

2002 Survey

  
 

n

N

%

95%CI

p valuea

n

N

%

95%CI

p valuea

VAS coverage

          

   All districts

51

385

13.2

9.8–17.7

 

296

388

76.3

71.5–80.5

 

Sex

          

   Male

27

188

14.4

9.8–20.5

0.53

161

205

78.5

71.8–93.9

0.28

   Female

24

197

12.2

7.9–18.4

 

135

183

73.8

66.8–79.7

 

DPT vaccination

          

   Vaccinated

37

280

13.2

9.5–18.1

0.97

229

296

77.4

71.6–82.3

0.34

   Not vaccinated

14

105

13.3

7.6–22.3

 

66

91

72.5

63.2–80.2

 

Maternal education

          

   No

10

129

7.8

4.2–13.8

0.02

70

100

70.0

60.2–78.3

0.08

   Primary

37

243

15.2

11.2–20.3

 

218

280

77.9

72.4–82.5

 

   Secondary

4

13

30.8

12.0–59.1

 

8

8

100.0

-

 

Knowledge of ≥2 danger signs

          

   No

35

282

12.4

9.1–16.8

0.09

195

244

79.9

74.4–84.5

0.04

   Yes

14

71

19.4

11.5–31.8

 

91

131

69.5

60.0–77.6

 

Socio-economic status

          

   Poorest

5

60

8.3

3.7–17.8

0.64b

56

73

76.7

67.5–84.0

0.68b

   Very Poor

10

56

17.9

9.6–30.9

 

59

77

76.6

65.5–85.0

 

   Poor

9

80

11.3

5.7–21.1

 

49

70

70.0

56.7–80.6

 

   Less Poor

10

73

13.7

6.7–26.0

 

65

82

79.3

68.7–86.9

 

   Least Poor

12

81

14.8

8.1–25.5

 

58

74

78.4

67.6–86.3

 

District

          

   Morogoro

12

79

15.2

8.2–26.5

0.85

73

95

76.8

66.9–84.5

0.94

   Rufiji

13

99

13.1

6.6–24.3

 

81

108

75.0

65.3–82.7

 

   Ulanga

16

111

14.4

8.4–23.6

 

89

114

78.1

69.3–84.9

 

   Kilombero

10

96

10.4

5.5–18.9

 

53

71

74.6

61.6–84.4

 
  1. a Pearson chi-squared statistics corrected for survey design
  2. b P-level for F-test for linear trend in proportions, using logistic regression adjusting for clustering