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.
(A) Boxplots of antithrombin levels for patients younger (<1 year) and older than one year (≥1 year). (B) Smoothing spline (black solid line) with 95% CI (dashed black lines). The solid red line marks 12 months of age and the dashed red line corresponds to the mean antithrombin level of 64.87%.
