Impact of Smoking Information on Concerns About Radon

Participants viewed health information detailing the risks of developing lung cancer from exposure to radon gas, smoking, and their synergistic effects. This intervention represents the type of information most commonly presented in radon risk communications.

Participants viewed health information detailing the risks of developing lung cancer from radon exposure. No information about the risks for developing lung cancer associated with smoking or its synergistic effect with radon exposure are included.

Participants viewed health information detailing the risks of developing lung cancer from radon exposure and smoking. No information describing the synergistic effects of smoking and radon exposure on lung cancer risk are included.

Health information modeled after the Environmental Protection Agency's (EPA) pamphlet on radon risk.

Health information modeled after the Idaho Department of Health and Human Welfare's pamphlet on radon risk.