Known and probable risk factors for hepatitis C infection: A case series in north-eastern Poland

Table 3 Potential sources of exposure to HCV among 103 persons without known or probable risk factors

Risk factors	Alln (%)103 (100%)	Fn (%)37 (35.9)	Mn (%)66 (64.1)
Surgery (other than minor)	49 (47.6)	24 (64.9)a	25 (37.9)a
Endoscopies	52 (50.5)	22 (59.5)	30 (45.5)
Hospitalizations (more than 5)	22 (21.4)	15 (40.5)c	7 (10.6)
Tattoo	11 (10.7)	0 (0.0)	11 (16.7)
Dental care	91 (88.3)	33 (89.2)	58 (87.9)
None of above	1 (1.0)	0 (0.0)	1 (1.5)

^aP < 0.05, surgery (other than minor) F vs M;

^cP < 0.05, hospitalizations (more than 5) F vs M; ^cP < 0.05, tattoo F vs M.