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Table 3 Drug susceptibility phenotypes of new cases and retreatments

From: Characterization of Mycobacterium tuberculosis isolates from Hebei, China: genotypes and drug susceptibility phenotypes

DSTa

N (%)

New cases

Retreatments

OR (95 % CI)b

p-value

Total

974

753 (77.3 %)

221 (22.7 %)

  

Pan sensitive

642 (65.9 %)

553 (86.1 %)

89 (13.9 %)

1 (Ref.)

 

Any resistancec

332 (34.1 %)

200 (60.2 %)

132 (39.8 %)

4.101 (2.996–5.613)

<0.0001

 Any S resistance

240 (24.6 %)

137 (57.1 %)

103 (42.9 %)

4.671 (3.325–6.562)

<0.0001

 Any H resistance

201 (20.6 %)

96 (47.8 %)

105 (52.2 %)

6.796 (4.760–9.703)

<0.0001

 Any R resistance

173 (17.8 %)

77 (44.5 %)

96 (55.5 %)

7.747 (5.328–11.26)

<0.0001

 Any E resistance

84 (8.6 %)

41 (48.8 %)

43 (51.2 %)

6.517 (4.020–10.56)

<0.0001

MDRd

129 (13.2 %)

46 (35.7 %)

83 (64.3 %)

11.21 (7.335–17.14)

<0.0001

  1. a DST drug susceptibility testing
  2. b OR odds ratio, CI confidence interval
  3. c S streptomycin, H isoniazid, R rifampicin, E ethambutol
  4. d MDR multi-drug resistance