ClinicalTrials.gov record
Completed No phase listed Observational Results available

Symptom-Based Markers for COVID-19 Transmission

ClinicalTrials.gov ID: NCT04665245

Public ClinicalTrials.gov record NCT04665245. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 5, 2026, 9:46 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Contact Network Transmission Modeling of Healthcare Associated Infections: Symptom-Based Markers for COVID-19 Transmission

Study identification

NCT ID
NCT04665245
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
University of Iowa
Other
Enrollment
214 participants

Conditions and interventions

Conditions

Interventions

Not listed

Eligibility (public fields only)

Age range
18 Years to 100 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 14, 2020
Primary completion
May 18, 2021
Completion
May 18, 2021
Last update posted
Jan 25, 2026

2020 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Iowa Hospitals & Clinics Iowa City Iowa 52242

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04665245, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 25, 2026 · Synced May 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04665245 live on ClinicalTrials.gov.

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