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Table 1 Drug resistant rates of different MAC species

From: In vitro assessment of 17 antimicrobial agents against clinical Mycobacterium avium complex isolates

Antimicrobial agent

No. of resistant isolates (%)

P value

All isolates

n = 111

M. intracellulare

n = 81

M. avium

n = 13

M. marseillense

n = 7

M. colombiense

n = 7

M. yongonense

n = 1

HZ347

n = 1

18-T1838

n = 1

CLA

5(4.5%)

3(3.7%)

2(15.4%)

0(0%)

0(0%)

0

0

0

0.139

RFB

24(21.6%)

17(21.0%)

2(15.4%)

1(14.3%)

3(42.9%)

0

1

0

 > 0.999

EMB

60(54.1%)

33(40.7%)

12(92.3%)

6(85.7%)

7(100%)

1

1

0

 < 0.001

INH

111(100%)

81(100%)

13(100%)

7(100%)

7(100%)

1

1

1

 > 0.999

MXF

67(60.4%)

43(53.1%)

8(61.5%)

6(85.7%)

7(100%)

1

1

1

0.570

RIF

92(82.9%)

64(79.0%)

11(84.6%)

7(100%)

7(100%)

1

1

1

 > 0.999

SXT

69(62.2%)

45(55.6%)

10(76.9%)

6(85.7%)

5(71.4%)

1

1

1

0.226

AMI

3(2.7%)

1(1.2%)

2(15.4%)

0(0%)

0(0%)

0

0

0

0.049

LZD

80(72.1%)

53(65.4%)

11(84.6%)

7(100%)

6(85.7%)

1

1

1

0.213

CIP

97(87.4%)

70(86.4%)

10(76.9%)

7(100%)

7(100%)

1

1

1

0.404

STR

19(17.1%)

17(21.0%)

2(15.4%)

0(0%)

0(0%)

0

0

0

 > 0.999

DOX

109(98.2%)

79(97.5%)

13(100%)

7(100%)

7(100%)

1

1

1

 > 0.999

ETH

102(91.9%)

75(92.6%)

10(76.9%)

7(100%)

7(100%)

1

1

1

0.107

TZD

29(26.1%)

24(29.6%)

4(30.8%)

0(0%)

1(14.3%)

0

0

0

 > 0.999

CFZ

22(19.8%)

14(17.3%)

4(30.8%)

2(28.6%)

2(28.6%)

0

0

0

0.265

BDQ

0(0%)

0(0%)

0(0%)

0(0%)

0(0%)

0

0

0

 > 0.999

CS

34(30.6%)

21(25.9%)

9(69.2%)

1(14.3%)

2(28.6%)

1

0

0

0.004

  1. Notes: The P value represent comparisons between M. intracellulare and M. avium