Table 1.

Comparison of intervention and standard of care arms for potentially important confounding variables at baseline

Variable	Intervention (n = 27)	Standard (n = 25)
Demographic
Male (%)	13 (48.2%)	13 (52%)
Age: Mean (range)	38.2 (23–56)	32.5 (17–58)
UK Born	2 (7.4%)	3 (12%)
Lifestyle
Concomitant medication	9 (33.3%)	5 (20%)
Alcohol - current	9 (33.3%)	9 (36%)
Smoking
Current	3 (11.1%)	6 (24.0%)
Ex	2 (7.4%)	3 (12.0%)
Never	22 (88.5%)	16 (64.0%)
Clinical
IGRA positive	24 (88.9%)	24 (96%)
TST positive	3 (11.1%)	1 (4%)
Diabetes	1 (3.7%)	1 (4%)
Immunosuppressant medication	1 (3.7%)	–