Motivators and Demotivators for COVID-19 Vaccination Based on Co-Occurrence Networks of Verbal Reasons for Vaccination Acceptance and Resistance: Repetitive Cross-Sectional Surveys and Network Analysis

Qiuyan Liao   ^{1 *} , PhD ;   Jiehu Yuan   ^{1 *} , MA ;   Irene Oi Ling Wong   ^{1, 2} , PhD ;   Michael Yuxuan Ni   ^{1, 3, 4} , MD, PhD ;   Benjamin John Cowling   ^{1, 2, 5} , PhD ;   Wendy Wing Tak Lam   ^{1, 6} , PhD

¹ School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China (Hong Kong)

² World Health Organization Collaborating Center for Infectious Disease Epidemiology and Control, School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China (Hong Kong)

³ State Key Laboratory of Brain and Cognitive Sciences, University of Hong Kong, Hong Kong, China (Hong Kong)

⁴ Urban Systems Institute, University of Hong Kong, Hong Kong, China (Hong Kong)

⁵ Laboratory of Data Discovery for Health, Hong Kong Science and Technology Park, Hong Kong, China (Hong Kong)

⁶ Jockey Club Institute of Cancer Care, Li Ka Shing Faculty of Medicine, University of Hong Kong, Hong Kong, China (Hong Kong)

*these authors contributed equally