Nontuberculous mycobacteria in China: incidence and antimicrobial resistance spectrum from a nationwide survey

Table 7 Percentage of drug resistance among different species of SGM

Grouping/species	MAC		Mycobacterium kansasii		Other SGM
Antimicrobial agent	R (%, n/N)	MAC vs M. kansasii	R (%, n/N)	M. kansasii vs Other SGM	R (%, n/N)	MAC vs Other SGM
Antimicrobial agent	R (%, n/N)	p Value	R (%, n/N)	P Value	R (%, n/N)	P Value
Amikacin	10.19 (11/108)	0.12	0 (0/31)	0.16	8 (4/50)	0.88
Clarithromycin	4.63 (5/108)	0.35	0 (0/31)	0.28	6 (3/50)	1.00
Linezolid	66.67 (72/108)	< 0.01^a	3.23 (1/31)	< 0.01^a	38 (19/50)	< 0.01a
Moxifloxacin	47.22 (51/108)	< 0.01^a	0 (0/31)	< 0.01^a	26 (13/50)	0.01

SGM slow growing mycobacteria, MAC Mycobacterium avium‒intracellulare complex
^aSignificant difference was observed in resistance rate (P < 0.01)

ISSN: 2049-9957