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.
Although percent of QuantiFERON TB Gold In-Tube test positive remained relatively constant, there was a trend for decreased median concentration of IFN-γ between antenatal and delivery (P = 0.07), and between delivery and postpartum (P = 0.19).
