Molecular Typing Characteristic and Drug Susceptibility Analysis of Mycobacterium tuberculosis Isolates from Zigong, China

Table 3

Prevalence of anti-TB drug resistance among 265 isolates in Sichuan province.

Anti-TB drugs	Whole; ()	Beijing; ()	Non-Beijing; ()	( value)
Isoniazid	18.11% ()	19.44% ()	16.53% ()	0.45 (0.5019)
Rifampicin	15.09% ()	18.75% ()	10.74% ()	3.48 (0.0623)
Streptomycin	12.08% ()	13.89% ()	9.92% ()	1.07 (0.3014)
Ethambutol	6.42% ()	7.64% ()	4.96% ()	0.84 (0.3583)
Ofloxacin	12.08% ()	9.03% ()	15.70% ()	2.61 (0.1065)
Resistant to any anti-TB drugs	27.17% ()	28.47% ()	25.62 % ()	0.35 (0.5519)
MDR-TB	13.58% ()	15.97% ()	10.74% ()	1.65 (0.1986)

: all 265 isolates were sensitive to other three kinds of anti-TB drugs, and Pearson and value were evaluated between the Beijing and non-Beijing family strains.