Understanding COVID-19

NCT ID: NCT04329546

Last Updated: 2022-05-24

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

86 participants

Study Classification

OBSERVATIONAL

Study Start Date

2020-03-27

Study Completion Date

2021-12-31

Brief Summary

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This single-center prospective observational study will examine immune responses to to SARS-CoV-2 and how they correlate with its virological characteristics and clinical manifestations in infected patients. Household contacts will also be included so that early immune responses and viral kinetics can be captured. Patients and contacts will be followed for 8 and 2 weeks, respectively. The study will include a maximum of 250 participants.

Detailed Description

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The primary aim of this single-center prospective observational study is to establish how immune responses to SARS-CoV-2 or to cross-reactive viruses correlate with the virological and clinical characteristics of SARS- CoV-2-infected patients and their exposed household contacts. Through iterative sampling, the viral kinetics of at least 50 infected patients will be evaluated in relation to symptom severity and innate and adaptive immune responses, while their household contacts will be observed for viral detection and immune responses. Patients and contacts will be followed for 8 and 2 weeks, respectively. The study will include a maximum of 250 participants.

Conditions

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SARS-CoV-2 Viral Kinetics and Host Immune Responses

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Cases

Cases are patients with COVID-19.

NA (no intervention)

Intervention Type OTHER

NA (no intervention)

Contacts

Contacts are household contacts of an index (case) patient.

NA (no intervention)

Intervention Type OTHER

NA (no intervention)

Interventions

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NA (no intervention)

NA (no intervention)

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

The following persons may be included:

* A patient of any age meeting the European Centre for Disease Control and Prevention's confirmed case definition: "A person with laboratory confirmation of virus causing COVID-19, irrespective of clinical signs and symptoms" (and/or high suspicion/actively being treated as CoVID+ cases pending test confirmation)
* Household contacts (defined as those sleeping in the same apartment/house as an infected patient) of a patient with laboratory-confirmed COVID-19 (and/or high suspicion/actively being treated as CoVID+ cases pending test confirmation), whether symptomatic or not, and whether testing positive or not during a period of 14 days

Exclusion Criterion:

* Long-term incapacity leading to the inability to provide informed consent while not having a patient representative with the ability to provide informed consent
Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Geneva, Switzerland

OTHER

Sponsor Role collaborator

University Hospital, Geneva

OTHER

Sponsor Role lead

Responsible Party

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Siegrist Claire-Anne

Professor of vaccinology

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Claire-Anne Siegrist, MD

Role: PRINCIPAL_INVESTIGATOR

Professor of vaccinology

Locations

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University Hospitals of Geneva

Geneva, , Switzerland

Site Status

Countries

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Switzerland

Other Identifiers

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2020-00516

Identifier Type: -

Identifier Source: org_study_id

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