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.
Probability of preterm delivery by levels of log-transformed maternal total cholesterol measured at mid-pregnancy. General additive model fitted using cubic spline smoothing and adjusted for maternal race (White/Other vs. Black), parity (nulliparous vs. parous), and gestational week of blood draw (continuous). Pregnancy Outcomes and Community Health Study, 1998–2004.
