Secondhand Smoke - Prevention Summary Table

Only one measure per topic is displayed in the summary table. A complete set of measures, where they exist, can be found by following the More Information link in the table below.

Legend:
green line green - headed in the right direction
red line red - headed in the wrong direction
black line black - stable or non-significant change (NSC)
purple purple - indeterminate
blue blue - Healthy People 2030 target
Measure Name Secondhand Smoke Exposure Smokefree Home Rules Smokefree Workplace Rules and Laws
Year Range 1988-2018 1992-2019 1992-2019
Measure

The percentage of nonsmokers exposed to secondhand smoke. (The percentage of nonsmokers aged 3 years and older with a serum cotinine level greater than 0.05 ng/mL and less than or equal to 10 ng/mL.)

The percentage of respondents reporting a smokefree home.

The percentage of indoor workers reporting a smokefree work environment.

The percentage of the population protected by local and state smokefree indoor air laws covering workplaces, restaurants, and bars. This measure draws on data collected and analyzed by the Americans for Nonsmokers’ Rights Foundation. Use of this information allows the National Cancer Institute (NCI) to include both local and state laws in its assessments.

Recent Summary Trend Falling Rising Non-Significant Change
Recent Summary Trend Year Range 2013-2018 2014-2019 2014-2019
Desired Direction Falling Rising Rising
Summary Graph Summary graph for Secondhand Smoke Exposure, Click to see detailed view of graph Summary graph for Smokefree Home Rules, Click to see detailed view of graph Summary graph for Smokefree Workplace Rules and Laws, Click to see detailed view of graph
Trends and Most Recent Estimates From 2017 to 2018, the estimate of persons aged 3 years and older currently exposed to SHS is 25.8%. In 2018 to 2019, of adults aged 18 years and older reported a smokefree home environment. In 2018 to 2019, of workers aged 18 years and older reported a smokefree work environment.
Healthy People 2030 Target Reduce the proportion of people who don't smoke but are exposed to secondhand smoke to 17.3%. Increase the proportion of smokefree homes to 92.9%. No Healthy People Target for this measure.
More Information Secondhand Smoke Exposure Smokefree Home Rules Smokefree Workplace Rules and Laws
Last Updated July 2021 July 2021 July 2021