AUTHOR=Yin Qianlan , Liu Ying , Chen Aibin , Song XIangrui , Cai Wenpeng , Deng Guanghui , Dong Wei TITLE=Risk Perception and Emotion Reaction of Chinese Health Care Workers Varied During COVID-19: A Repeated Cross-Sectional Research JOURNAL=International Journal of Public Health VOLUME=Volume 66 - 2021 YEAR=2021 URL=https://www.ssph-journal.org/journals/international-journal-of-public-health/articles/10.3389/ijph.2021.613057 DOI=10.3389/ijph.2021.613057 ISSN=1661-8564 ABSTRACT=Objectives To examine risk perception and negative emotions of during two periods of the COVID-19 and provide plausible intervention points for the psychological aid under a stressful condition. Methods The current study was adapted a repeated cross-sectional research participated by 504 Chinese HCWs who were assigned to work at the current disease resistance line. The demographic information about gender, profession, and location were collected in the demographic questionnaire. Risk perception questionnaire was adapted for COVID-19 to assess risk perception and the Chinese version of emotional self-rating scale (PANAS) was used to evaluate HCWs’ negative emotions. Results: Findings revealed the risk perception and negative emotions of HCWs varied in different gender, profession, location, as well as different periods of COVID-19. Over the different periods, the predominated negative emotions of HCWs presented varied, but negative emotion consistently associated with risk perception and could be a significant indicator of risk perception. Conclusion: The significance of this research lies in its examination of risk perception and negative emotions of HCWs confronting the COVID-19 during two periods of the pandemic, which underscored the importance of monitoring the risk perception and negative emotions of HCWs to ensure safety and prevent the return of the pandemics.