Pregnancy Environment and Lifestyle Study (PETALS)
PETALS is a prospective cohort study that follows 3,350 pregnant women with a gestational age less than 11 weeks from pregnancy through the birth of their child. The cohort population is racially, ethnically and socio-economically diverse and highly representative of the entire population living in the served geographic area in California, United States of America. PETALS also includes a nested case-control study of women with and without gestational diabetes mellitus.
Study design
Cohort - birth, Cohort - primary caregiver and child
Number of participants at first data collection
3,350 (participants)
Age at first data collection
18 - 45 years (participants)
Participant year of birth
Varied (participants)
Participant sex
Female
Representative sample at baseline?
The entire population living in the served geographic area (14 counties in the state of California)
Sample features
Country
Year of first data collection
2013
Primary Institutions
Kaiser Permanente
Profile paper DOI
Funders
National Institute of Environmental Health Sciences (NIEHS)
National Institutes of Health (NIH)
Ongoing?
Yes
Data types collected
- Physical or biological assessment (e.g. blood, saliva, gait, grip strength, anthropometry)
- Secondary data
- Self-report questionnaire – online
- Self-report questionnaire – paper or computer assisted
- None
- None
- Census data
- Geographic, spatial & environmental data
- Healthcare data
- Other government data
Engagement
Keywords
Consortia and dataset groups
