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Table 3 Positivity of TST, T-SPOT.TB and Quantiferon after treatment with TNFα inhibitors

From: Performance of 4 methods for screening of latent tuberculosis infection in patients with chronic inflammatory arthritis under TNFα inhibitors: a 24-month prospective study

LTBI tests

ADA (n = 27)

ETA (n = 45)

IFX (n = 30)

p value

TST

6 (22.2%)

14 (31.1%)

8 (26.7%)

0.75

T-SPOT.TB

4 (14.8%)

16 (35.6%)

7 (23.3%)

0.15

QFT-IT

3 (11.1%)

11 (24.4%)

5 (16.7%)

0.38

  1. ADA, adalimumab; ETA, etanercept; IFX, infliximab; TST, tuberculin skin test; T-SPOT. TB, elispot; QFT-IT, quantiferon; LTBI, latent tuberculosis infection
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Advances in Rheumatology

ISSN: 2523-3106