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Table 4 Risk factors for LTBI of Lao children contacts of TB patients (univariable analyses)

From: Risk of latent tuberculosis infection in children living in households with tuberculosis patients: a cross sectional survey in remote northern Lao People's Democratic Republic

  Odds Ratio Std. Err. p 95% CI
Patients with complaints 4.30 5.32 0.23 0.38 – 48.68
Lao Sung ethnic group * 4.24 2.18 0.00 1.54 – 11.65
Children with sputum * 3.75 2.83 0.07 0.85 – 16.44
Children below 5 years * 3.68 1.91 0.01 1.32 – 10.22
Illiterate* 3.30 2.62 0.13 0.69 – 15.69
Patients with initial sputum ++ * 2.17 0.84 0.04 1.01 – 4.66
Patient spitting on follow-up* 1.87 0.69 0.09 0.90 – 3.85
Room under 30 m3 1.06 0.60 0.91 0.34 – 3.25
Sex 1.04 0.36 0.8 0.52 – 2.09
Number of family members ≥ 7 0.92 0.32 0.81 0.46 – 1.83
Distance to health centre ≥ 1 km 0.88 0.32 0.75 0.43 – 1.83
No knowledge on transmission 0.85 0.34 0.70 0.39 – 1.88
Direct filiation to TB patient 0.76 0.26 0.43 0.38 – 1.50
TB patients with chronic cough 0.74 0.27 0.42 0.36 – 1.52
BCG scars 0.64 0.23 0.22 0.31 – 1.30
No compliance to treatment 0.60 0.26 0.24 0.25 – 1.41
  1. * variable included in the multi-variate analysis