An official website of the United States government
Here's how you know
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, The mean percentage of pregnant patients who report smoking cigarettes at each stage of pregnancy by percentage of Medicaid patients. B, The mean percentage of pregnant patients who report smoking cigarettes at each stage of pregnancy by rural versus not rural areas.