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

Table 1

Demographic data of the 265 isolates in Zigong, China.

Factors	Whole; ()	Beijing; ()	Non-Beijing; ()	( value)
Sex
Female	39	25	14	1.6036 (0.2054)
Male	209	111	98
Unknown	17	7	10
Age
<30	27	19	8	6.9592 (0.0732)
⩾30	139	79	60
⩾60	69	30	39
⩾75	9	6	3
Unknown	21	9	12
Treated before?
Yes	44	25	19	0.1732 (0.6773)
No	221	118	103

: evaluated the difference between Beijing and non-Beijing family strains.