Comparison of Interferon-Gamma Release Assay and Tuberculin Skin Test for the Screening of Latent Tuberculosis in Inflammatory Bowel Disease Patients: Indian Scenario

Table 1

Various demographic and clinical characteristics of IBD patients.

Patient characteristics	Ulcerative colitis	Crohn’s disease
	121	10
Male/female	70/51	2/8
Age ()
BMI (kg/m^2) ()
Duration (months) )
Disease extent
E1	15 (12.4%)
E2	32 (26.4%)
E3	74 (61.2%)
Clinical Mayo Score ()
Disease location
L1		2
L2		1
L3		7
L4		—
CDAI (med/range)		276 (126-420)
Immunosuppression	89/121 (73.6%)	10/10
Steroid	89	2
AZA	56	10
IFX	38	6
ADA	1
Smoking	37/121 (30.6%)	0
BCG scar	30/121 (25%)	0
TST+ve	33/121 (27.2%)	1/10
IGRA+ve	25/121 (20.7%)	1/10
IGRA (test-nil) ()
TST MM ()