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Table 3 Plasmodium falciparum infection prevalence by baseline characteristics, according to blood smear microscopic examination and HRP-2 test.

From: Performance of HRP-2 based rapid diagnostic test for malaria and its variation with age in an area of intense malaria transmission in southern tanzania

  

Microscopy

Rapid diagnostic test

 

No of observations

Prevalence (%)

95% CI

P-value (†)

Prevalence (%)

95% CI

P-value (†)

Sex

   

0.18

  

0.54

Female

320

31.3

[23.3-40.5]

 

56.3

[46.2-65.8]

 

Male

278

37.8

[28.2-48.5]

 

58.1

[44.0-71.3]

 

Geographical location

       

Division

   

0.40

  

0.93

TAN Litehu

303

31.7

[20.4-45.7]

 

56.8

[37.0-74.6]

 

TAN Namikupa

295

37.0

[30.9-43.5]

 

57.6

[46.6-67.9]

 

Ward

   

0.029

  

< 0.001

Mkoreha

97

42.3

[32.3-52.3]

 

67.0

[57.5-76.5]

 

Lyenje

109

38.5

[29.2-47.8]

 

70.6

[62.0-79.3]

 

Mihambwe

106

35.8

[26.6-45.1]

 

54.7

[45.1-64.4]

 

Chaume

99

35.4

[25.8-44.9]

 

56.6

[46.6-66.5]

 

Kitama

92

32.6

[22.8-42.4]

 

51.1

[40.7-61.5]

 

Mkonjowano

95

20.0

[11.8-28.2]

 

41.1

[31.0-51.1]

 

Age

   

<0.001

  

<0.001

0 to 4 years

104

63.5

[49.4-75.5]

 

76.9

[64.1-86.2]

 

5 to 9 years

73

72.6

[54.2-85.6]

 

91.8

[82.3-96.4]

 

10 to 24 years

138

39.1

[26.8-53.1]

 

73.2

[54.3-86.2]

 

>= 25 years

283

11.3

[7.8-16.1]

 

33.2

[24.0-44.0]

 

Total

598

34.3

[26.5-42.0]

 

57.2

[45.9-68.5]

 
  1. (†) Fisher's exact test