Skip to main content

Advertisement

Table 2 Results of the TST and QFT-IT in 211 participants who underwent evaluation for tuberculosis infection

From: Performance of the tuberculin skin test and interferon-γ release assay for detection of tuberculosis infection in immunocompromised patients in a BCG-vaccinated population

Assay result All participants n= 211 Immunocompetent n= 94 Immunocompromised n= 117
TST    
   Positive* 38 (18) 26 (27.7) 12 (10.3)
   Negative 173 (82) 68 (72.3) 105 (89.7)
QFT-IT    
   Positive† 49 (23.2) 24 (25.5) 25 (21.4)
   Negative 128 (60.7) 61 (64.9) 67 (57.3)
   Indeterminate‡ 34 (16.1) 9 (9.6) 25 (21.4)
  1. Data are presented as numbers (percentages) unless otherwise indicated.
  2. QFT-IT, QuantiFERON-TB Gold In-Tube; TST, tuberculin skin test.
  3. *p 0.001 for the difference in the number of positive TST results between the groups.
  4. p 0.068 for the difference of QFT-IT results between the groups.
  5. p 0.021 for the difference in the proportion of indeterminate QFT-IT results between the groups.