Cigarette Smoking During Pregnancy: United States, 2016 – 2018 CDC report

Prevalence of smoking during pregnancy was highest for women aged 20–24(10.7%), followed by women aged 15–19; Non-Hispanic American Indian or Alaska Native women had the highest prevalence of smoking during pregnancy (16.7%); non-Hispanic Asian women had the lowest (0.6%). Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System