Dried blood spots, valid screening for viral hepatitis and human immunodeficiency virus in real-life

Table 1 Descriptive summary and characteristics of viral infections

Viral infection	Total, n	Mono- + Co-infected, n	N with quantitative analysis	Median	IQR (25-75)
Blood donors	99	0	NA
HBV	85	78 + 5 HIV + 2 HCV	78	144	19-2780
HCV	116	111 + 3 HIV + 2 HBV	105	225000	4300-1110000
HIV	114	106 + 5 HBV + 3 HCV	112	0	0-19

IQR: Interquartile range [expressed as IU/mL (HBV and HCV) and copies/mL (HIV)]. HBV: Hepatitis B virus; HCV: Hepatitis C virus; HIV: Human immunodeficiency virus.