COVID-19 Active Research Experience (CARE)
Public ClinicalTrials.gov record NCT04368065. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Registry to Study Factors That May Impact COVID-19 Occurrence and Severity
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
COVID-19 Active Research Experience (CARE) is an observational, direct-to-participant, web-based, longitudinal study of adults with COVID-19 or COVID-19 like illness or who were vaccinated against COVID-19 to better understand risk factors, symptoms, and treatments for COVID-19 illness and vaccine safety and effectiveness.
Study identification
- NCT ID
- NCT04368065
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 35,278 participants
Conditions and interventions
Conditions
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Apr 2, 2020 (Actual)
- Primary completion
- Feb 23, 2023 (Actual)
- Completion
- Feb 23, 2023 (Actual)
- Last update posted
- Mar 28, 2023
2020 – 2023
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| IQVIA | Cambridge | Massachusetts | 02139 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04368065, 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 Mar 28, 2023 · Synced Oct 9, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT04368065 live on ClinicalTrials.gov.