Tuberculosis Research and Treatment / 2021 / Article / Tab 7 / Research Article
Comparison of Interferon-Gamma Release Assay and Tuberculin Skin Test for the Screening of Latent Tuberculosis in Inflammatory Bowel Disease Patients: Indian Scenario Table 7 Comparison of various studies upon the prevalence of LTBI in IBD patients.
Study Country No. of patients ( ) Control ( ) Male (%) Mean age (yrs) IBD UC/CD BCG (%) TST+ve (%) IGRA +ve (%) IGRA method Indeterminant IGRA (%) Kappa (κ ) concordance/agreement TST/IGRA Papay et al., 2011 [21 ] Austria 208 — 49 36 152/56 — 12.5 7.2 QFT-GIT 7.7 0.21 Schoepfer et al., 2008 [12 ] Switzerland 212 44 49 31 44/114 70 18 8.3 QFT-GIT 3 0.029 Andrisani et al., 2013 [15 ] Italy 92 50 39.6 60/32 — 15.2 14.1 QFT-TST 0.9 0.51 Arias-Guillen et al., 2014 [25 ] Spain 205 — 50 44 157/48 — 26.8 7.8 QFT-GIT, TSPOT 8.4 0.34 Wong et al., 2014 [20 ] China 268 234 160 43 128/136 95 9.9 20.6 QFT-GIT 4 0.19 Kurti et al., 2015 [26 ] Hungary 166 — 54 24 122/44 — 21 8.4 QFT-GIT 0.6 0.41 Abreu et al., 2016 [27 ] Portugal 250 — 44 36 81/19 — 23 10 QFT-GIT 2.2 0.22 Our study India 131 IBD 126 60 40.1 121/10 26 23.3 18.9 QFT-GIT 4.3 0.66