Characterization of Unlinked Cases of COVID-19 and Implications for Contact Tracing Measures: Retrospective Analysis of Surveillance Data

• Main Authors: Ka Chun Chong (Author), Katherine Jia (Author), Shui Shan Lee (Author), Chi Tim Hung (Author), Ngai Sze Wong (Author), Francisco Tsz Tsun Lai (Author), Nancy Chau (Author), Carrie Ho Kwan Yam (Author), Tsz Yu Chow (Author), Yuchen Wei (Author), Zihao Guo (Author), Eng Kiong Yeoh (Author)
• Format: Book
• Published: JMIR Publications, 2021-11-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

BackgroundContact tracing and intensive testing programs are essential for controlling the spread of COVID-19. However, conventional contact tracing is resource intensive and may not result in the tracing of all cases due to recall bias and cases not knowing the identity of some close contacts. Few...