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Effects of Social Media Comments on Attitude toward Vaccines: The Roles of Perceived Public Consensus and Perceived Vaccine Efficacy. Jeong-Yeob Han, Hanyoung Kim & Youngji Seo

Abstract: Recognizing that social media has become an important place for individuals to acquire vaccine-related information, this study investigated if and how user-generated comments on social media platforms influence individuals’ perception of public consensus regarding and attitude toward vaccines. In addition, perceived vaccine efficacy was considered as a factor moderating the relationship between exposure to […]

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The Role of Regret and Hope in Anti-smoking Loss-Framing-Based Narrative Persuasion. Yan Jin, Yen-I Lee & Xuerong Lu

Abstract: this study examines the effect of discrete emotional appeal (i.e., regret and hope) in loss-framing-based narrative by exploring its impact on people’s emotional engagement and attitude toward the smoking issue. Emotional engagement in this study is not only defined as affective response, but also related to emotional sharing process between self and characters therein, […]

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Effects of Social Media Comments on Attitude toward Vaccines: The Roles of Perceived Public Consensus and Perceived Vaccine Efficacy Jeong-Yeob Han and Hanyoung Kim

Abstract: Recognizing that social media has become an important place for individuals to acquire vaccine-related information, this study investigated if and how exposure to user-generated comments in social media platforms influences individuals’ attitude toward vaccines. In this investigation, social media comments were investigated in light of their effect on attitude toward vaccines through shaping perception […]

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Understanding Self-Efficacy and Public Attitude Towards Flu Vaccination on Twitter Hyoyeun Jun, Dong Jae (Jay) Lim & Bryan Trude

Abstract:  Due to prevalent misinformation and low coverage rates for flu vaccination, the role of health departments to address uncertainty and increase awareness of flu vaccination facts in their messaging became crucial. Utilizing Twitter data generated during the peak of the 2017-2018 flu season, this study suggests that people presented negative attitude toward flu vaccination […]

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The role of risk tolerance in the publics’ health risk perception and responses Yen-I Lee and Hyoyeun Jun

Abstract: To better understand how uncertainty influences publics’ risk perception and responses, this study introduced risk tolerance as a new concept to public relations literature and then investigated how publics react to health risks with different temporal distances: climate change and foodborne illness. Through an online survey, this study found out that uncertainty induced by […]

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Seeking Formula for Misinformation Treatment in Public Health Crises: The Effects of Corrective Information Type and Source Yan Jin

Abstract: An increasing lack of information truthfulness has become one fundamental challenge to communications. Insights into how to debunk this type of misinformation can especially be crucial for public health crises. To identify corrective information strategy that increases awareness and triggers actions during infectious disease outbreaks, an online experiment (N=700) was conducted, using a U.S. […]

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The role of risk tolerance in the publics’ health risk perception and responses Hyoyeun Jun and Yen-I Lee

Abstract: To better understand how uncertainty influences publics’ risk perception and responses, this study introduced risk tolerance as a new concept to public relations literature and then investigated how publics react to health risks with different temporal distances: climate change and foodborne illness. Through an online survey, this study found out that uncertainty induced by […]

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Communicating about Infectious Disease Threats: Insights from Public Health Information Officers Yan Jin and Hyoyeun Jun

Abstract: The public health communication challenges that arise in times of infectious disease threats (IDTs) were examined using the Risk Amplification through Media Spread (RAMS) Framework and in-depth phone interviews with 40 national, state, and local public health information officers (PIOs).  Interviewees shared their experiences and insights related to how IDTs are communicated to the […]

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