Participant flow18

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

1 to 18 of 18

Period	Milestone	Group	Participants
Overall Study	STARTED	Nicotine Patch	262
Overall Study	STARTED	Nicotine Lozenge	260
Overall Study	STARTED	Nicotine Patch + Lozenge	267
Overall Study	STARTED	Bupropion	264
Overall Study	STARTED	Bupropion + Nicotine Lozenge	262
Overall Study	STARTED	Placebo Control	189
Overall Study	COMPLETED	Nicotine Patch	250
Overall Study	COMPLETED	Nicotine Lozenge	238
Overall Study	COMPLETED	Nicotine Patch + Lozenge	258
Overall Study	COMPLETED	Bupropion	244
Overall Study	COMPLETED	Bupropion + Nicotine Lozenge	250
Overall Study	COMPLETED	Placebo Control	174
Overall Study	NOT COMPLETED	Nicotine Patch	12
Overall Study	NOT COMPLETED	Nicotine Lozenge	22
Overall Study	NOT COMPLETED	Nicotine Patch + Lozenge	9
Overall Study	NOT COMPLETED	Bupropion	20
Overall Study	NOT COMPLETED	Bupropion + Nicotine Lozenge	12
Overall Study	NOT COMPLETED	Placebo Control	15

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/NCT00332644/flow