Tested drugs

Breakpoint

M. avium

N = 23 (%)

M. intracellulare N = 15 (%)

M. colombiense

N = 2 (%)

M. chimaera

N = 1 (%)

Nres (%)

Rifampin

≥1

23 (100%)

15 (100%)

0

1 (100%)

95.1

Rifabutin

≥2

20 (87.0%)

5 (33.3%)

0

0

60.1

Ethambutol

≥8

23 (100%)

15 (100%)

2 (100%)

1 (100%)

100

Clarithromycin

≥32

11 (47.8%)

5 (33.3%)

1 (50%)

0

41.6

Moxifloxacin

≥4

21 (91.3%)

12 (80%)

2 (100%)

1 (100%)

87.8

Amikacin

≥64

16 (69.6%)

7 (46.7%)

0

0

56.1

Linezolid

≥32

22 (95.7%)

10 (66.6%)

2 (100%)

1 (100%)

85.3