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Periodic Change in Antibody titers against SARS-CoV-2 among COVID-19 positive patients: A Observational Cohort Study

Periodic change in antibody titers against SARS-CoV-2 among COVID-19 positive patients: A observational cohort study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2021/01/030186
Enrollment
84
Registered
2021-01-01
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: B972- Coronavirus as the cause of diseases classified elsewhere

Interventions

Intervention1: NIL: NIL

Sponsors

Indian Council of Medical Research New Delhi
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: The patients must be COVID-19 confirmed positive and having antibody developed after 21 days of detection. All patient will be tested for Antibody against SARS-CoV-2 before enrolment and those who have antibody will be enrolled.

Exclusion criteria

Exclusion criteria: The patients who havenâ??t developed antibody even after 21 days of detection will not to be enrolled for follow up in this study

Design outcomes

Primary

MeasureTime frame
Anti SARS-CoV-2 IgG Antibodies are gradually waning with time among all the recovered COVID-19 positive patients.Timepoint: 16 weeks with a frequency of every fortnight.—

Secondary

MeasureTime frame
Not all the recovered COVID-19 patients are not developing antibodies.Timepoint: 16 weeks with a frequency of every fortnight.—

Countries

India

Contacts

Public ContactDr Debdutta Bhattacharya

ICMR - Regional Medical Research Centre, Bhubaneswar

drdebdutta.bhattacharya@yahoo.co.in

Outcome results

None listed

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