Methodologic changes in the Behavioral Risk Factor Surveillance System in 2011 and potential effects on prevalence estimates.

@article{2012MethodologicCI,
  title={Methodologic changes in the Behavioral Risk Factor Surveillance System in 2011 and potential effects on prevalence estimates.},
  author={},
  journal={MMWR. Morbidity and mortality weekly report},
  year={2012},
  volume={61 22},
  pages={410-3}
}
  • Published 2012 in MMWR. Morbidity and mortality weekly report
In the past few years, all large population health surveys that depend on telephone interviews, including the Behavioral Risk Factor Surveillance System (BRFSS), have had to adjust to the rapid rise in the proportion of U.S. households that have a cellular telephone but no landline telephone. To maintain survey coverage and validity, surveys have had to add cellular telephone households to their samples. In addition, telephone surveys have had to make adjustments in weighting to account for… CONTINUE READING

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