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.
Odds ratios (and 95% confidence intervals) of newborn outcomes (and preeclampsia) for smoking in the 1st trimester. The graphs are presented on a logarithmic scale. The adjusted odds ratios (AOR) were calculated after adjusting for primiparous women, maternal age, pre-pregnancy BMI as well as gestational weight gain outside the range. *FGR: fetal growth restriction.
