At a glance
ClinicalIndex Comparison RecordN/ACompleted· 1,184 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
A Multi-center, Multi-region Smoking Cessation Study to Understand the Biological and Functional Changes Related to Smoking Cessation in Healthy Smokers Who Are Continuously Abstinent From Smoking for One Year
In Brief
An observational study for Cigarette Smoking. Completed, enrolled 1,184 participants across 5 sites in 5 countries.
Detailed Summary
The purpose of this study was to understand the biological and functional changes after one year of smoking cessation and to collect data on a broad range of biomarkers of exposure (BoExp) and biomarkers of effect (BoE).
Study Details
Study Typeobservational
Allocation--
Masking--
Primary Purpose--
ConditionsCigarette Smoking
CountriesGermany, Japan, Poland, United Kingdom, United States
Collaborators--
Timeline
N/ACompletedFinished
20162017201820192020202120222023202420252026
First PostedMay 2015
Enrollment StartMay 2015
Primary CompletionMay 2017
Study CompletionApr 2018
TodayJul 2026
First PostedMay 4, 2015
Enrollment StartMay 5, 2015
Primary CompletionMay 31, 2017
Study CompletionApr 27, 2018
TodayJul 2, 2026
Enrollment to primary: 2.1 yearsPosted 11.2 years ago