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Table 3 Multiple resistance of MDR-Mtb isolates of 2009 to FQs (n = 52)a

From: Persistently high prevalence of primary resistance and multidrug resistance of tuberculosis in Heilongjiang Province, China

Category

MIC < 2 mg/L

MIC ≥ 2 mg/L

No.

%

No.

%

Lfx + Mfx

29

55.8

11

21.2

Lfx + Mfx + Gfx

24

46.2

8

15.4

Lfx + Mfx + Gmx

27

51.9

9

17.3

Lfx + Mfx + Sfx

26

50.0

8

15.4

Lfx + Mfx + Sfx + Gmx

25

48.1

8

15.4

Lfx + Mfx + Gfx + Gmx

24

46.2

7

13.5

Lfx + Mfx + Gfx + Sfx

24

46.2

7

13.5

Lfx + Mfx + Gfx + Sfx + Gmx

24

46.2

7

13.5

  1. a MDR multidrug resistance, Mtb M. tuberculosis, FQs fluoroquinolones, MIC minimum inhibitory concentration, Lfx levofloxacin, Sfx sparfloxacin, Mfx moxifloxacin, Gmx gemifloxacin, Gfx gatifloxacin
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BMC Infectious Diseases

ISSN: 1471-2334

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