Figure 2. Associations between fetal fraction and BMI (A) and gestational age (B).
Fetal fraction was negatively associated with BMI (p < 0.001; Figure 2A) and positively associated with gestational age (p < 0.001; Figure 2B).
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.