# The Natural History of Hospitalized COVID-19 Patients

> **NCT04424992** · — · RECRUITING · sponsor: **University of Milano Bicocca** · enrollment: 1433 (estimated)

## Conditions studied

- Sars-CoV2

## Interventions

- **OTHER:** Observational cohort study on the natural history of hospitalized SARS-COV-2 patients.

## Key facts

- **NCT ID:** NCT04424992
- **Lead sponsor:** University of Milano Bicocca
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-02-28
- **Primary completion:** 2025-12-28
- **Final completion:** 2025-12-31
- **Target enrollment:** 1433 (ESTIMATED)
- **Last updated:** 2025-07-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04424992

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04424992, "The Natural History of Hospitalized COVID-19 Patients". Retrieved via AI Analytics 2026-05-23 from https://api.ai-analytics.org/clinical/NCT04424992. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*