Participant flow18

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

1 to 18 of 18

Period	Milestone	Group	Participants
Stage A	STARTED	Stage A: Efgartigimod PH20 SC	322
Stage A	STARTED	Stage B: Efgartigimod PH20 SC	0
Stage A	STARTED	Stage B: Placebo PH20 SC	0
Stage A	COMPLETED	Stage A: Efgartigimod PH20 SC	221
Stage A	COMPLETED	Stage B: Efgartigimod PH20 SC	0
Stage A	COMPLETED	Stage B: Placebo PH20 SC	0
Stage A	NOT COMPLETED	Stage A: Efgartigimod PH20 SC	101
Stage A	NOT COMPLETED	Stage B: Efgartigimod PH20 SC	0
Stage A	NOT COMPLETED	Stage B: Placebo PH20 SC	0
Stage B	STARTED	Stage A: Efgartigimod PH20 SC	0
Stage B	STARTED	Stage B: Efgartigimod PH20 SC	111
Stage B	STARTED	Stage B: Placebo PH20 SC	110
Stage B	COMPLETED	Stage A: Efgartigimod PH20 SC	0
Stage B	COMPLETED	Stage B: Efgartigimod PH20 SC	64
Stage B	COMPLETED	Stage B: Placebo PH20 SC	74
Stage B	NOT COMPLETED	Stage A: Efgartigimod PH20 SC	0
Stage B	NOT COMPLETED	Stage B: Efgartigimod PH20 SC	47
Stage B	NOT COMPLETED	Stage B: Placebo PH20 SC	36

Source ClinicalTrials.govtrials-2026-11-12-0.4.0

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/NCT04281472/flow