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Table 2 Comparison of the proportion of M. tuberculosis lineages at the regional reference hospitals

From: Mycobacterium tuberculosis lineages and anti-tuberculosis drug resistance in reference hospitals across Viet Nam

Lineage Region OR (95 % CI) OR (95 % CI)
North Centre South (North & South) vs. Centre P a North vs. South P a
  n (%) n (%) n (%)     
Beijing 69 (70.4) 28 (28.0) 68 (68.0) 1.7 (1.4–2.0) <0.0001 1.0 (0.7–1.0) 0.8223
EAI 7 (7.1) 58 (58.0) 17 (17.0) 0.5 (0.4–0.6) <0.0001 1.6 (1.0–2.6) 0.0419
Others 22 (22.5) 14 (14.0) 15 (15.0) 1.1 (0.9–1.4) 0.2570 0.8 (0.5–1.1) 0.1580
  1. a: Logistic regressions, correcting for age and sex of the patients