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Table 2 Crude and adjusted odds of infection, LTBI and active disease compared to those who screened negative derived using multivariate multinomial analysis of the educational institution

From: Social network analysis and whole genome sequencing in a cohort study to investigate TB transmission in an educational setting

Case status Variable OR 95% CI p-value aOR 95% CI p-value
Infected (LTBI or active disease) Age (years) 1.35 1.23–1.48 0.00 1.04 1.00–1.08 0.06
Pupil 1.77 1.11–2.83 0.02 10.69 2.14–53.3 0.00
Male 1.62 1.19–2.19 0.00 1.26 0.89–1.77 0.19
BCG 1.03 0.69–1.54 0.90 1.76 1.07–2.89 0.03
Sibling 1.13 0.88–1.46 0.34 1.30 0.99–1.72 0.06
Live abroad 1.34 0.79–2.29 0.28 1.44 0.77–2.68 0.25
LTBI Age (years) 1.32 1.2–1.45 0.00 1.04 0.99–1.08 0.09
Pupil 1.66 1.04–2.66 0.03 9.36 1.91–45.79 0.01
Male 1.59 1.17–2.17 0.00 1.25 0.88–1.77 0.21
BCG 1.07 0.71–1.61 0.74 1.82 1.11–3.01 0.02
Sibling 1.16 0.89–1.5 0.28 1.30 0.98–1.72 0.07
Live abroad 1.40 0.82–2.39 0.22 1.48 0.79–2.75 0.22
Active Age (years) 1.91 1.29–2.83 0.00 2.01 1.16–3.48 0.01
Pupila
Male 2.11 0.61–7.24 0.24 1.68 0.27–10.28 0.58
BCG 0.00 0.00–0.00 0.00 0.00 0.00–0.00 0.00
Sibling 0.76 0.23–2.49 0.65 1.84 0.48–7.06 0.38
Live abroad 0.00 0.00–0.00 0.00 0.00 0.00–0.00 0.00
  1. LTBI latent tuberculosis infection, BCG Bacillus Calmette-Guérin, OR odds ratio, aOR adjusted odds ratio, CI confidence interval
  2. a all the active cases were pupils