Serology of Viral Infections and Tuberculosis Screening in an IBD Population Referred to a Tertiary Centre of Southern Italy

Table 2

Comparison between patients aged ≤37 years (group 1) and patients aged >37 years (group 2). For all variables—positive values. HBV: hepatitis B virus; HCV: hepatitis C virus; HBsAb: antibodies antisurface antigen HBV; HBsAg: surface antigen HBV; HBcAb: antibodies anticore HBV. Statistical significance influenced by vaccination in group 1.

	Group 1 (≤37 years; vaccinated for HBV)			Group 2 (>37 years)			value (total, group 1 versus group 2)
	Total (% +ve)	CD (% +ve)	UC (% +ve)	Total (% +ve)	CD (% +ve)	UC (% +ve)
HBsAb	99/176 (56.3%)	54/105 (51.4%)	45/71 (63.4%)	35/233 (13.1%)	20/146 (13.7%)	15/122 (12.3%)
HBsAg	3/173 (1.7%)	2/101 (2%)	1/72 (1.4%)	5/277 (1.8%)	3/150 (2%)	2/127 (1.6%)
HBcAb	4/161 (2.5%)	2/92 (2.2%)	2/69 (2.9%)	23/255 (9.0%)	13/136 (9.6%)	10/119 (8.4%)
HCVAb	0/169 (0%)	0/101 (0%)	0/68 (0%)	11/268 (4.1%)	3/145 (2.1%)	8/123 (6.5%)