Raw Data

Raw data for both Infant Feeding Practices Study II and its Year Six Follow-Up are available for interested researchers. All data are stored as SAS data files. Data are available for the following:

• IFPS II main study.
• Pregnancy Dietary History Questionnaire.
• Postpartum Dietary History Questionnaire.
• Non-pregnant/non-lactating sample Dietary History Questionnaire.
• Y6FU.

For access to these files, please send an e-mail request to ifps@cdc.gov specifying the database you are requesting and the research question you are addressing.

In addition to the raw data files, you will receive a user’s manual for the data and a code book including frequencies of all variables.