# The Assessment of Airway Resistance and Airtrapping in Elderly COPD Patients by Forced Oscillation Technique (FOT)

> **NCT01553812** · — · COMPLETED · sponsor: **Kwong Wah Hospital** · enrollment: 158 (actual)

## Conditions studied

- COPD

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01553812
- **Lead sponsor:** Kwong Wah Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2010-01
- **Primary completion:** 2011-12
- **Final completion:** 2011-12
- **Target enrollment:** 158 (ACTUAL)
- **Last updated:** 2012-03-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01553812

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01553812, "The Assessment of Airway Resistance and Airtrapping in Elderly COPD Patients by Forced Oscillation Technique (FOT)". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT01553812. Licensed CC0.

---

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