Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Mean anti-B19V IgG titer in relation to the B19V DNA concentration of 334 samples. In 13 samples, antibody titer was not determined. The numbers in parentheses below the DNA concentration give the number of investigated samples in each group. The numbers at the top of the columns give the mean anti-B19V IgG titer, and (in parenthesis) the 95% confidence intervals.
