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Table 1 Bivariate analysis for selected characteristics in patients with Beijing and non-Beijing genotypes of M.tb of North Central India

From: Detection of Beijing strains of MDR M. tuberculosis and their association with drug resistance mutations in katG, rpoB, and embB genes

Parameters Beijing genotype, n (%) Non- Beijing genotypes, n (%) Odds Ratio (OR) p-value* 95% CI
Sex
 Male (250) 41 (53.95) 211 (69.18) 0.522 0.01 0.312–0.871
 Female (131) 35 (46.05) 94 (30.82)    
Age group
  < 15 (11) 4 (5.26) 7 (2.3) 2.295 0.1 0.650–8.106
 15–44 (290) 58 (76.32) 233 (76.39)    
  ≥ 45 (80) 14 (18.42) 65 (21.31) 1.155 0.6 0.606–2.203
HIV Status
 Sero positive (38) 8 (10.53) 30 (9.83) 1.078 0.8 0.473–2.458
 Sero negative (343) 68 (89.47) 275 (90.16)    
Site of TB
 Pulmonary (368) 73 (96.05) 295 (96.72) 0.824 0.7 0.221–3.073
 Extra-pulmonary (13) 3 (3.95) 10 (3.28)    
History of TB
 New cases (247) 39 (51.32) 202 (66.23) 0.537 0.01 0.323–0.894
 Previously treated (134) 37 (48.68) 103 (33.77)   
Drug resistance
 Any drug resistance (194) 50 (65.79) 144 (47.21) 2.15   1.272–
 Susceptible to all (R + H+ S + E) (187) 26 (34.21) 161 (52.79)   0.004 3.633
 MDR (121) 45 (59.21) 76 (24.92) 0.586 0.032 0.359–0.956
Total Cases (381) 76 (19.95) 305 (80.05)
  1. *A p value of < 0.05 was considered statistically significant