Characterization of Mycobacterium tuberculosis strains in Beijing, China: drug susceptibility phenotypes and Beijing genotype family transmission

Table 1 The background information of 1189 patients

Characteristic	Variable	Number of reported cases	Beijing family (%)	Non-Beijing Family (%)	OR (95% CI)	p value
All		1189	990	199
Sex	Male	819	695(70.2)	124(62.3)	1.127(1.004–1.264)	0.018
	Female	370	295(29.8)	75(37.7)
Age groups, years	< 25	296	242(24.5)	54(27.1)	0.901(0.7–1.16)	0.237
Age groups, years	25–44	462	389(39.3)	73(36.7)	1.071(0.878–1.306)	0.272
	45–64	261	229(23.1)	32(16.1)	1.438(1.027–2.015)	0.016
	≥65	170	130(23.1)	40(20.1)	0.653(0.474–0.9)	0.005
History of TB	New cases	1065	885(89.4)	180(90.5)	0.981(0.909–1.063)	0.383
	Treatment	124	105(10.6)	19(9.5)	1.111(0.698–1.767)
Registered residence	Residence	651	530(53.5)	121(60.8)	0.880(0.776–0.998)	0.035
	Non-residence	538	460(46.5)	78(39.2)	1.185(0.985–1.427)

p value indicates whether there is a significant difference between Beijing family and non-Beijing family in sex, age, household, and history of TB. (p < 0.05 represents a statistically significant difference)

ISSN: 1471-2334