# Exacerbations and Their Outcomes International (EXACOS International)

> **NCT05750810** · — · COMPLETED · sponsor: **Joon Young Choi** · enrollment: 3477 (actual)

## Conditions studied

- COPD
- Exacerbation Copd

## Interventions

- **OTHER:** Severe exacerbation frequency

## Key facts

- **NCT ID:** NCT05750810
- **Lead sponsor:** Joon Young Choi
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-04
- **Primary completion:** 2021-12
- **Final completion:** 2021-12
- **Target enrollment:** 3477 (ACTUAL)
- **Last updated:** 2023-03-02

## Collaborators

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

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05750810

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05750810, "Exacerbations and Their Outcomes International (EXACOS International)". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT05750810. Licensed CC0.

---

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