# Non-invasive Characterization of Systemic Microvascular Reactivity by Near-infrared Diffuse Optical Spectroscopy in COVID-19 Patients

> **NCT04689477** · — · UNKNOWN · sponsor: **Corporacion Parc Tauli** · enrollment: 612 (estimated)

## Conditions studied

- COVID-19
- Endothelial Function

## Interventions

- **DEVICE:** Vascular occlusion test

## Key facts

- **NCT ID:** NCT04689477
- **Lead sponsor:** Corporacion Parc Tauli
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-05-25
- **Primary completion:** 2022-10
- **Final completion:** 2022-10
- **Target enrollment:** 612 (ESTIMATED)
- **Last updated:** 2022-08-01

## Collaborators

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

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04689477

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04689477, "Non-invasive Characterization of Systemic Microvascular Reactivity by Near-infrared Diffuse Optical Spectroscopy in COVID-19 Patients". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04689477. Licensed CC0.

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