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	Hydrocodone (First Trial)	120
Overall Study	STARTED	Codeine (First Trial)	120
Overall Study	STARTED	Oxycodone (for Second Trial)	120
Overall Study	STARTED	Codeine (for Second Trial)	120
Overall Study	STARTED	Oxycodone (Third Trial)	120
Overall Study	STARTED	Hydrocodone (Third Trial)	120
Overall Study	COMPLETED	Hydrocodone (First Trial)	120
Overall Study	COMPLETED	Codeine (First Trial)	120
Overall Study	COMPLETED	Oxycodone (for Second Trial)	120
Overall Study	COMPLETED	Codeine (for Second Trial)	120
Overall Study	COMPLETED	Oxycodone (Third Trial)	120
Overall Study	COMPLETED	Hydrocodone (Third Trial)	120
Overall Study	NOT COMPLETED	Hydrocodone (First Trial)	0
Overall Study	NOT COMPLETED	Codeine (First Trial)	0
Overall Study	NOT COMPLETED	Oxycodone (for Second Trial)	0
Overall Study	NOT COMPLETED	Codeine (for Second Trial)	0
Overall Study	NOT COMPLETED	Oxycodone (Third Trial)	0
Overall Study	NOT COMPLETED	Hydrocodone (Third Trial)	0

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/NCT01402375/flow