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Table 1 The background information of 1189 patients

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

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
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)  
  1. 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)