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Herd immunity level to COVID-19 as an indicator of the epidemic progression in Thailand

Herd immunity level to COVID-19 as an indicator of the epidemic progression in Thailand

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20200822003
Enrollment
Unknown
Registered
2020-08-22
Start date
2020-07-07
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

screening interventions Herd immunity COVID&#45

Interventions

1. Thai population 2. age>=20 years 3. Living in Laksi Housing
Bangkok&#44
Bang Khayaeng
Phathum thani Province&#44
Chai Nat Province&#44
Roi Et Province&#44
Nan Province&#44
Prachin Buri Province&#44
Phuket Province&#44
Nakhon Ratchasima Province&#44
or walk&#45
Screening
Thai population

Sponsors

HRH Princess Chulabhorn College of Medical Science, chulabhorn royal academy
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 99 Years

Inclusion criteria

Inclusion criteria: 1. Thai population 2. Age >= 20 years

Exclusion criteria

Exclusion criteria: 1. fever, dry cough, runny nose, tiredness, sore throat, difficulty breathing, new loss of taste or smell in 2 week 2. Covid-19 patient

Design outcomes

Primary

MeasureTime frame
Herd immunity level to COVID-19 10 month COVID 19 IgM/IgG Rapid Test—

Secondary

MeasureTime frame
- - -—

Countries

Thailand

Contacts

Public ContactChirayu Auewarakul

HRH Princess Chulabhorn College of Medical Science, Chulabhorn Royal Academy

chirayu.aue@pccms.ac.th025766000

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026