Preferences for Attributes of Initial COVID-19 Diagnosis in the United States and China During the Pandemic: Discrete Choice Experiment With Propensity Score Matching

Yimin Zhang   ^{1 *} , MBBS ;   Taoran Liu   ^{2 *} , BS ;   Zonglin He   ^{3 *} , MBBS ;   Sze Ngai Chan   ⁴ , MBBS, MPH, PhD ;   Babatunde Akinwunmi   ^{5, 6} , MD, MPH ;   Jian Huang   ⁷ , MPH, PhD ;   Tak-Hap Wong   ² , MBBS, MMed ;   Casper J P Zhang   ^{8 *} , MPH, PhD ;   Wai-Kit Ming   ^{2 *} , MD, PhD, MPH

¹ School of Medicine, Jinan University, Guangzhou, China

² Department of Infectious Diseases and Public Health, City University of Hong Kong, Hong Kong, China

³ Division of Life Science, Hong Kong University of Science and Technology, Hong Kong, China (Hong Kong)

⁴ Department of Obstetrics and Gynaecology, First Affiliated Hospital of Jinan University, Guangzhou, China

⁵ Department of Obstetrics and Gynecology, Brigham and Women's Hospital, Boston, MA, United States

⁶ Center for Genomic Medicine, Massachusetts General Hospital, Boston, MA, United States

⁷ Singapore Institute for Clinical Sciences, Agency for Science, Technology and Research, Singapore, Singapore

⁸ School of Public Health, University of Hong Kong, Hong Kong, China

*these authors contributed equally