The CDC Clear Communication Index

Index Widget
Clear Communications Index Widget

The CDC Clear Communication Index (Index) is a research-based tool to help you develop and assess public communication materials.

  • The Index has 4 introductory questions and 20 scored items drawn from scientific literature in communication and related disciplines.
  • The items represent the most important characteristics that enhance and aid people’s understanding of information.
Everyday Words

Everyday Words for Public Health Communication offers expert recommendations from CDC’s Health Literacy Council and other agency communicators on how to reduce jargon and replace problematic terms in your materials in order to improve your audience’s comprehension.

Example Material

We’ve provided a few examples of the materials we tested with descriptions of what we changed.

  • Healthcare-associated Infections
  • National Violent Death Reporting System
  • Thimerosal
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Page last reviewed: June 5, 2021