The Impact of Public Health Events on COVID-19 Vaccine Hesitancy on Chinese Social Media: National Infoveillance Study

Zizheng Zhang   ^{1, 2} , BSc ;   Guanrui Feng   ³ , MPH ;   Jiahong Xu   ³ , MPH ;   Yimin Zhang   ³ , MBBS ;   Jinhui Li   ⁴ , PhD ;   Jian Huang   ^{5, 6} , MPH, PhD ;   Babatunde Akinwunmi   ^{7, 8} , MD, MMSc ;   Casper J P Zhang   ⁹ , MPH, PhD ;   Wai-kit Ming   ^{10, 11} , MD, MPH, MMSc, PhD

¹ Jinan University-University of Birmingham Joint Institute, Jinan University, Guangzhou, China

² School of Mathematics, College of Engineering and Physical Sciences, University of Birmingham, Birmingham, United Kingdom

³ School of Medicine, Jinan University, Guangzhou, China

⁴ School of Journalism and Communication, Jinan University, Guangzhou, China

⁵ Singapore Institute for Clinical Sciences, Agency for Science, Technology and Research, Singapore, Singapore

⁶ Department of Epidemiology and Biostatistics, School of Public Health, Faculty of Medicine, Imperial College London, London, United Kingdom

⁷ Department of Obstetrics and Gynecology, Brigham and Women’s Hospital, Boston, MA, United States

⁸ Center for Genomic Medicine, Massachusetts General Hospital, Harvard Medical School, Harvard University, Boston, MA, United States

⁹ School of Public Health, The University of Hong Kong, Hong Kong, China (Hong Kong)

¹⁰ Department of Infectious Diseases and Public Health, Jockey Club College of Veterinary Medicine and Life Sciences, City University of Hong Kong, Hong Kong, China (Hong Kong)

¹¹ School of Public Policy and Management, Tsinghua University, Beijing, China