# Prevalence of Alpha-1 Antitrypsin Deficiency in Chronic Obstructive Pulmonary Disease (COPD)

> **NCT01419158** · — · COMPLETED · sponsor: **Alpha-1 Foundation** · enrollment: 3457 (actual)

## Conditions studied

- Alpha-1 Antitrypsin Deficiency
- Chronic Obstructive Pulmonary Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01419158
- **Lead sponsor:** Alpha-1 Foundation
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2008-01
- **Primary completion:** 2010-01
- **Final completion:** 2010-01
- **Target enrollment:** 3457 (ACTUAL)
- **Last updated:** 2012-01-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01419158

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01419158, "Prevalence of Alpha-1 Antitrypsin Deficiency in Chronic Obstructive Pulmonary Disease (COPD)". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01419158. Licensed CC0.

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