Research Article

QuantiFERON-TB Gold Test Conversion Is Associated with Active Tuberculosis Development in Inflammatory Bowel Disease Patients Treated with Biological Agents: An Experience of a Medical Center in Taiwan

Table 2

Results of QuantiFERON-TB Gold test before biological treatment.

CharacteristicsTotal IBD ()CD ()UC () value (CD vs. UC)

Determinate120 (92)63 (89)57 (97)0.111
 Positivity, (%)10 (8)6 (8)4 (7)1.000
 Negativity, (%)110 (85)57 (80)53 (90)0.208
Indeterminate, (%)10 (8)8 (11)2 (3)0.111

CD: Crohn’s disease; IBD: inflammatory bowel disease; TB: tuberculosis; UC: ulcerative colitis.