Participant flow16

How many started, completed or left each group, period by period.

1 to 16 of 16

Period	Milestone	Group	Participants
Overall Study	STARTED	Varenicline	2,037
Overall Study	STARTED	Bupropion	2,034
Overall Study	STARTED	NRT Patch	2,038
Overall Study	STARTED	Placebo	2,035
Overall Study	Randomized and Treated	Varenicline	2,016
Overall Study	Randomized and Treated	Bupropion	2,006
Overall Study	Randomized and Treated	NRT Patch	2,022
Overall Study	Randomized and Treated	Placebo	2,014
Overall Study	COMPLETED	Varenicline	1,598
Overall Study	COMPLETED	Bupropion	1,586
Overall Study	COMPLETED	NRT Patch	1,557
Overall Study	COMPLETED	Placebo	1,552
Overall Study	NOT COMPLETED	Varenicline	439
Overall Study	NOT COMPLETED	Bupropion	448
Overall Study	NOT COMPLETED	NRT Patch	481
Overall Study	NOT COMPLETED	Placebo	483

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

Sources 3

ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
ClinicalTrials.govNo license stated
NIH RePORTER's clinical studies and project filesPublic domain

Each source's terms

ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
ClinicalTrials.govnone stated
NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Twenty rows a page, as JSON. No key.

GET https://conductscience.org/api/trials/v1/NCT01456936/flow