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Table 3 Characteristics of child household contacts of TB patients

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

  Children
  n = 148 (%)
Male 79 (53.4)
Age (years, range)* 1.8 (0.1–15)
- below 5 years 50 (33.8)
Belong to ethnic minorities 114 (77.0)
Shares sleeping place with TB patient 71 (48.0)
Education  
- illiterate 83 (56.1)
- primary education 50 (33.8)
- secondary education 15 (10.1)
Fever 1 (0.7)
BCG scars 63 (42.6)
Mean diameter of TST induration (mm)* 15.9 (14.8–16.9)
TST ≥ 10 mm 46 (31.1)
Sputum positive for AFB £ 0
  1. TST: tuberculin skin test; AFB: acid-fast bacilli
  2. * Mean with 95% confidence interval
  3. £ Sputum obtained from 37 children