Disparities in Nicotine Addictiveness and Cancer Harm Perceptions among U.S. Adults: A Trend Analysis Using the Health Information National Trends Survey (HINTS).

Future educational efforts targeting nicotine addictiveness beliefs may benefit by focusing on DK responders. The growing trend of misperceptions of nicotine's role in cancer harm may negatively impact perceptions about nicotine replacement therapy and low nicotine content cigarettes. Future efforts should focus on correcting nicotine cancer harm misperception, particularly among young adults.