HCV RNA in non-stimulated salivary flow HCV RNA in stimulated salivary flow Positive n (%) Negative n (%)   p Positive n (%) Negative n (%) p Gender     0.115     0.184 Female 4 (36.4) 9 (69.2)   6 (42.9) 7 (70.0)   Male 7 (63.6) 4 (30.8)   8 (57.1) 3 (30.0)   Risk Factors Blood transfusion i.v. drug use percutaneous exposure others unknown 4 (36,4) 3 (27,3) 2 (18,2) 0 (0,0) 2 (18,2) 6 (46,2) 1 (7,7) 0 (0,0) 4 (30,8) 2 (15,4) 0.121* 5 (35.7) 3 (21.4) 1 (7.1) 4 (28.6) 1 (7.1) 5 (50.0) 1 (10.0) 1 (10.0) 0 (0.0) 3 (30.0) 0.241*       Fisher’s exact test; * Chi-square test Legend: i.v. – intravenous; n – absolute number; (%) – relative number

Table 1: Prevalence of HCV RNA in saliva, according to gender and risk factors.