A number of studies have been conducted on perception of risk to discuss how to contribute to effective risk communication. However, analysis of attitudes toward risk and their structure is also important in communication or policy-making about risk. The purpose of this paper is to examine attitudes toward foodrelated risks and the structure of attitudes, which is composed of causal relationships among attitudes toward risk, perceived risk and other factors that influence attitudes. Furthermore

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... this study discusses expert-lay similarities and differences in attitudes and the structure. It conducts a survey using a questionnaire from laypeople, chemists and medical scientists and then analyzes the data using covariance structure analysis.