E-Cigarette Effects on Markers of Cardiovascular and Pulmonary Disease
Public ClinicalTrials.gov record NCT03863509. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
E-Cigarette Effects on Markers of Cardiovascular and Pulmonary Disease Risk (Aka CLUES - Cardiac and Lung E-cig Smoking Study)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This study is designed to enhance the understanding of the possible health effects of e-cigarette use by relating the acute and long-term use of e-cigarettes and conventional cigarettes ("products") to well-validated cardiovascular and pulmonary disease biomarkers. Participants will be enrolled in 3 groups: exclusive e-cigarette users, exclusive cigarette smokers, and a control group of never-users. Participants can expect up to 4 weeks of study participation.
Study identification
- NCT ID
- NCT03863509
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 450 participants
Conditions and interventions
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 4, 2019
- Primary completion
- Mar 8, 2022
- Completion
- Mar 8, 2022
- Last update posted
- Aug 20, 2023
2019 – 2022
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Wisconsin | Madison | Wisconsin | 53792 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03863509, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 20, 2023 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03863509 live on ClinicalTrials.gov.