EcSS2.0 E-community Surveillance System

About the study

Stanley Ho Centre for Emerging Infectious Disease, CUHK is conducting a territory-wide study named Study of SARS-CoV-2 Exposure Settings and Transmission Risks to investigate the population risks of exposure to SARS-CoV-2 and other respiratory pathogens in different settings in Hong Kong.


  • To keep track of the SARS-CoV-2 exposure risk in different settings and time periods
  • To identify the high-risk settings prone to the occurrence of respiratory outbreaks

Study Process

Invited household please click here to register or login.