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Table 3 Outcomes of retreatment cases by WHO retreatment category

From: Tuberculosis retreatment ‘others’ in comparison with classical retreatment cases; a retrospective cohort review

Type of retreatment

Treatment outcome

Adverse outcomes

Successful

Adverse

Failure

Died

LTFU

Transfer-out

Not -evaluated

n (%)

n (%)

n (%)

n (%)

n (%)

n (%)

n (%)

Smear-positive relapse: n = 196

134 (68.4)

62 (31.6)

9 (4.6)

9 (4.6)

23 (11.7)

7 (3.6)

14 (7.0)

Smear-positive return after failure: n = 44

30 (68.2)

14 (31.8)

4 (9.1)

3 (6.9)

5 (11.4)

0 (0.0)

2 (4.5)

Smear-positive return after LTFU: n = 158

79 (50)

79 (50.0)

3 (1.9)

19 (12)

26 (16.4)

12 (7.6)

19 (12.0)

Retreatment ‘others’: n = 332

167 (50.3)

165 (49.7)

3 (0.9)

41 (12.3)

66 (19.9)

18 (5.4)

37 (11.0)

Total; n = 730

410 (56.2)

320 (43.8)

19 (2.6)

72 (9.9)

120 (16.4)

37 (5)

72 (9.9)

  1. P < 0.001 for the difference between the type of retreatment and treatment outcome using Pearson’s chi-squared test