# Airway Limitation Study: Study In Primary Care Centers Of Chronic Bronchitis In Long-Term Cigarette Smokers Of At Least 40 Years Of Age With Symptoms Of Cough And Shortness Of Breath

> **NCT00442468** · — · COMPLETED · sponsor: **GlaxoSmithKline** · enrollment: 1283 (actual)

## Conditions studied

- Pulmonary Disease, Chronic Obstructive

## Interventions

- **OTHER:** Non-interventional study.

## Key facts

- **NCT ID:** NCT00442468
- **Lead sponsor:** GlaxoSmithKline
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2007-04
- **Primary completion:** 2007-09
- **Final completion:** 2007-09
- **Target enrollment:** 1283 (ACTUAL)
- **Last updated:** 2013-01-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00442468

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00442468, "Airway Limitation Study: Study In Primary Care Centers Of Chronic Bronchitis In Long-Term Cigarette Smokers Of At Least 40 Years Of Age With Symptoms Of Cough And Shortness Of Breath". Retrieved via AI Analytics 2026-07-25 from https://api.ai-analytics.org/clinical/NCT00442468. Licensed CC0.

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