National Survey on Public Attitudes and Use of Dietary Supplements
The NPR/Kaiser Family Foundation/Kennedy School of Government National Survey on Americans and Dietary Supplements was designed by staff at National Public Radio, Kaiser Family Foundation, and the Kennedy School of Government and conducted by Princeton Survey Research Associates. The survey was conduced bytelephone with 1,200 adults (age 18 or older) nationwide between February 19 andFebruary 25, 1999. The margin of sampling error is plus or minus 3 percentagepoints.
also of interest
- What Post-Katrina New Orleans Shows About Urban and Race Issues
- New Orleans Ten Years After The Storm: The Kaiser Family Foundation Katrina Survey Project
- New Orleans Ten Years After the Storm: Progress and Challenges
- New Orleans Ten Years After the Storm: Perceptions of Recovery and Life in New Orleans Over Time