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Table 1 Indications for Tuberculin skin test screening and/or referral to clinical specialist evaluation (n = 481)

From: Diagnosis and follow-up of treatment of latent tuberculosis; the utility of the QuantiFERON-TB Gold In-tube assay in outpatients from a tuberculosis low-endemic country

Screening No %
Contact Investigation*) 264 55.1
Immigrants*) 86 17.9
Health-care workers**) 7 1.5
School children before BCG vaccination 27 5.6
Before treatment with TNF-α inhibitor*) 64 13.3
HIV-1 infection 1 0.2
Clinical evaluation   
Thoracic X-ray findings (only) 19 3.9
Previous TB disease (only) 8 1.7
Suspected extrapulmonary TB 5 1.0
  1. TNF-α = tumor necrosis factor-alfa.
  2. *) Including persons with previous TB and/or X-ray findings.
  3. **) Working ≥ 3 months in a TB endemic country.