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Browsing by Author Doo-Hun Choi

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  • The effect of presence in virtual reality video on handwashing intention

    • Authors: Doo-Hun Choi; Ghee-Young Noh (2020)

  • Virtual reality technology has been positioned as a useful tool for the promotion of public health. This study explored how exposure to a virtual reality handwashing promotion video influences users’ handwashing intention. Structural equation modeling analysis with data collected from college students in South Korea revealed that presence in the virtual reality environment was positively correlated with flow. We also found that flow played an important role in increasing levels of message acceptance and fear responses related to the content of the handwashing promotion video. Moreover, the greater the level of message acceptance of the handwashing promotion content, the more favorable us...
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  • The multifaceted impact of social media on risk, behavior, and negative emotions during the COVID-19 outbreak in South Korea

    • Authors: Doo-Hun Choi (2021)

  • This study examined how social media use is associated with risk perception and social distancing as preventive behavior, which in turn can elicit negative emotions. The study is based on data collected from a nationwide online panel survey conducted during the COVID-19 outbreak in South Korea. Results show that social media use directly and indirectly impacts people’s negative emotions through risk perception and social distancing. The analysis also shows that risk perception and social distancing directly influence negative emotions, which plays a mediating role in the relationship between social media use and negative emotions. The findings of the study provide important implications...