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Table 2 Secondary school TB prevalence and ARTI by age quartile for the 10 mm cut-off point (excluding HIV-infected and repeat TST participants):

From: Force of tuberculosis infection among adolescents in a high HIV and TB prevalence community: a cross-sectional observation study

Age Category

Mean Age*

n (%)

TST positive

Prevalence

ARTI% (95% CI)

13-16 yrs

15.8

178 (29)

85

47.8%

4.0% (3.2-5.0%)

17 yrs

17.5

148 (24)

76

51.4%

4.0% (3.2-5.0%)

18 yrs

18.5

112 (18)

58

51.8%

3.9% (2.9-5.0%)

19-22 yrs

20.2

182 (29)

115

63.2%

4.8% (4.0-5.8%)

TOTAL

18

620

334

53.9%

4.2% (3.8-4.7%)

  1. * The mean age reported here is the age used for the ARTI calculations, and is based on the mean age for the age category+0.5 years, as described in the methods section.
  2. Note: Participants who declined HIV testing were presumed to be HIV-uninfected and were included in the TB analysis
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BMC Infectious Diseases

ISSN: 1471-2334

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