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Table 3 Basis for TB treatment among 1176 HIV-infected subjects with CD4 ≥ 200/mm3

From: Basis for treatment of tuberculosis among HIV-infected patients in Tanzania: the role of chest x-ray and sputum culture

Category

No. (%)

Microbiology*

  

AFB positive only

Culture positive only

Both positive

Any positive

No TB

1040 (88%)

    

TB

136 (12%)

2/124 (2%)

23/106 (22%)

13/106 (12%)

38/136 (28%)

Symptoms (fever or cough ≥ 2 wks)

11/136 (8%)

0/5 (0%)

1/4 (25%)

0/4 (0%)

1/5 (20%)

Abnormal chest x-ray

68/136 (50%)

0/62 (0%)

7/54 (13%)

3/54 (6%)

10/62 (16%)

Symptoms and chest x-ray

44/136 (32%)

2/44 (5%)

6/35 (17%)

6/35 (17%)

14/44 (32%)

Microbiology only

13/136 (10%)

0/13 (0%)

9/13 (69%)

4/13 (31%)

13/13 (100%)

  1. AFB = acid fast bacillus.
  2. * Denominators for microbiology represent proportion in each category who had the given test performed (e.g. 124 subjects had AFB smear performed but only 106 had sputum culture performed).
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BMC Infectious Diseases

ISSN: 1471-2334

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