From: Signature of chronic hepatitis B virus infection in nails and hair
 | PCR assay for nail HBV DNA | PCR assay for hair HBV DNA | ||
---|---|---|---|---|
Positive | Negative | Positive | Negative | |
n = 65 | n = 5 | n = 49 | n = 11 | |
HBeAg positive in serum | 49 | 1 | 40 | 5 |
Serum HBV DNA level* | Â | Â | Â | Â |
 Median, log copies/mL | 9 | 3 | 9 | 4.3 |
(range) | (2.6 to > 9.0) | (2.3 to 4.3) | (2.6 to > 9.0) | (2.3 to > 9.0) |