# A Longitudinal Study of COVID-19 Positive Patients Testing Nasal Swabs and Collecting Blood Samples for Research

> **NCT04327804** · — · COMPLETED · sponsor: **UnitedHealth Group** · enrollment: 139 (actual)

## Conditions studied

- SARS-CoV Infection

## Interventions

- **DIAGNOSTIC_TEST:** Odd/Even birth year intervention groups

## Key facts

- **NCT ID:** NCT04327804
- **Lead sponsor:** UnitedHealth Group
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-03-25
- **Primary completion:** 2020-08-18
- **Final completion:** 2020-10-10
- **Target enrollment:** 139 (ACTUAL)
- **Last updated:** 2022-04-11

## Collaborators

- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04327804

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04327804, "A Longitudinal Study of COVID-19 Positive Patients Testing Nasal Swabs and Collecting Blood Samples for Research". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT04327804. Licensed CC0.

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