According to data acquired from Substance Abuse and Mental Health Services Administration, 2002 to 2005 National Surveys of Drug Use and Health (SAMHSA, 2007):
Pregnant women (17.3%) and new mothers (23.8%) were less likely to be current smokers (smoked in past month) than non-pregnant women who were not recent mothers (30.6%).
Pregnant women who were current cigarette smokers were more likely to report smoking cigarette during their first trimester (22.9%) then second trimester (14.3%) or third trimester of pregnancy (15.3%).
Younger pregnant women were more likely than their older counterparts to smoke cigarette during their pregnancy: 24.3% of pregnant women aged 15-17 and 27.1% of pregnant women aged 18-25 compare with 10.6% of pregnant women aged 26-44 smoked cigarette during their pregnancy in the month of preceding the survey.
According to data acquired from Pregnancy Risk Assessment and Monitoring System (PRAMS) from 31 states:
- Approximately 13% of women reported smoking during the last three months of pregnancy.
- Younger, less educated, non-Hispanic, white women, and American Indian women are more likely to smoke during pregnancy compared to their older, more educated, counterparts.
- Of women who smoked during the last three months of pregnancy, 52% reported smoking 5 or or fewer cigarette per day, 27% reported smoking 6 to 10 cigarette per day, and 21% reported smoking 11 or more cigarettes per day, and 21% reported smoking 11 or more cigarettes per day (Tong, Jones, Diets, D’Angelo, & Bombard, 2009).