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Table 3 Bacteriological evolution of DR-TB historical controls at "Benéfico Jurídico" Hospital (1994–1999) under specific chemotherapy. These patients had failed to respond to the standard DOTS regime and were then further treated with chemotherapy according to the sensitivity of their strains.

From: Adjuvant interferon gamma in patients with drug – resistant pulmonary tuberculosis: a pilot study

 

Sputum acid-fast-bacillus smear status

Sputum culture status

 

Positive

Negative

Positive

Negative

Trimester

N

%

N

%

N

%

N

%

1

17

89.5

2

10.5

19

100

-

-

2

5

26.3

10

52.6

8

42.1

7

36.8

3

2

10.5

9

47.4

2

10.5

9

47.4

4

2

10.5

9

47.4

2

10.5

9

47.4

  1. Five patients died and other three interrupted the chemotherapy before concluding it. Percents are calculated considering initial DR-TB population (19 patients)