HCV RNA in non-stimulated salivary flow HCV RNA in stimulated salivary flow
  Positive
n (%)		 Negative
n (%)		 p Positive
n (%)		 Negative
n (%)		 p
Xerostomia
Present
Absent		 3 (27.3)
8 (72.7)		 3 (23.1)
10 (76.9)		 0.589 3 (21.4)
11 (78.6)		 3 (30.0)
7 (70.0)		 0.494  
Non Stimulated Salivary Flow
Normal
Hyposalivation		 8 (72.7)
3 (27.3)		 7 (53.8)
6 (46.2)		 0.300 8 (57.1)
6 (42.9)		 7 (70.0)
3 (30.0)		 0.418  
Stimulated Salivary Flow
Normal
Hyposalivation		 7 (63.6)
4 (36.4)		 9 (69.2)
4 (30.8)		 0.555 10 (71.4)
4 (28.6)		 6 (60.0)
4 (40.0)		 0.438  
TOTAL 11 (45.8) 13 (54.2)   14 (58.3) 10 (41.7)  
Fisher’s exact test; * Chi-square test
Legend: n – absolute number; (%) – relative number
Table 4: Prevalence of HCV RNA in relation to the presence of xerostomia and hyposalivation in stimulated and non-stimulated salivary flows.