Reply to “When calculating COVID-19 incidence, mandatory PCR testing should be preferred over voluntary antigen testing”

• Kuang-Yu Niu,
• Yu-Chen Cheng,
• Cheng‐Wei Chan,
• Chieh-Ching Yen,
• Chung-Hsien Chaou,
• Chi-Tai Fang

Affiliations

Kuang-Yu Niu

Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan

Yu-Chen Cheng

Department of Laboratory Medicine, New Taipei Municipal Tucheng Hospital, New Taipei City, Taiwan

Cheng‐Wei Chan

Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Department of Emergency Medicine, New Taipei City Hospital, New Taipei City, Taiwan

Chieh-Ching Yen

Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Department of Emergency Medicine, New Taipei Municipal Tucheng Hospital, New Taipei City, Taiwan

Chung-Hsien Chaou

Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Chang Gung Medical Education Research Centre, Chang Gung Memorial Hospital, Taoyuan, Taiwan

Chi-Tai Fang

Corresponding author. Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, 17 Xuzhou Road, Taipei, Taiwan.; Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan; Department of Internal Medicine, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan