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Cancelled by the investigator Delineate the prevalence, risk factors, temporal distribution and epidemiological characteristics of hidden novel coronavirus (2019-nCoV) infection in the community

Delineate the prevalence, risk factors, temporal distribution and epidemiological characteristics of hidden novel coronavirus (2019-nCoV) infection in the community

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000031928
Enrollment
Unknown
Registered
2020-04-14
Start date
2020-06-01
Completion date
Unknown
Last updated
2020-07-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Novel Coronavirus Pneumonia (COVID-19)

Interventions

Case series:Nil

Sponsors

The Chinese University of Hong Kong
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
No minimum to 100 Years

Inclusion criteria

Inclusion criteria: Asymptomatic individuals, age group: =65 years.

Exclusion criteria

Exclusion criteria: Those who or their parents do not provide consent for this study.

Design outcomes

Primary

MeasureTime frame
Delineate the true prevalence of SARS-CoV-2 infection in Hong Kong;Estimate the size of outbreak at different periods;Understand the epidemiology and characteristics of asymptomatic and mild infections;—

Secondary

MeasureTime frame
From (2) to reflect the effectiveness of containment measures in Hong Kong;Provide essential data for more in-depth epidemiological & modelling studies;Identify host genetic factors associated with asymptomatic infection.;—

Countries

China

Contacts

Public ContactProf. KS Chan Paul

The Chinese University of Hong Kong

paulkschan@cuhk.edu.hk+852 35053333

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026