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Trial · NCT04649151

Participant flow90

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudyPPIS SARS-CoV-2 Positive (PPIS-Pos)Part 1A: mRNA-1273 100 μg0
Overall StudyPPIS SARS-CoV-2 Positive (PPIS-Pos)Part 1A: Placebo0
Overall StudyPPIS SARS-CoV-2 Positive (PPIS-Pos)Part 1C-2: mRNA-1273 50 μg Booster Dose (BD)0
Overall StudyPPIS SARS-CoV-2 Positive (PPIS-Pos)Part 2: mRNA-1273 50 μg44
Overall StudyPPIS SARS-CoV-2 Positive (PPIS-Pos)Part 3: mRNA-1273.222 50 µg372
Overall StudyPart 1C-1 BDPart 1A: mRNA-1273 100 μg1,357
Overall StudyPart 1C-1 BDPart 1A: Placebo51
Overall StudyPart 1C-1 BDPart 1C-2: mRNA-1273 50 μg Booster Dose (BD)0
Overall StudyPart 1C-1 BDPart 2: mRNA-1273 50 μg0
Overall StudyPart 1C-1 BDPart 3: mRNA-1273.222 50 µg0
Overall StudyPart 1B Crossover VaccinationPart 1A: mRNA-1273 100 μg0
Overall StudyPart 1B Crossover VaccinationPart 1A: Placebo96
Overall StudyPart 1B Crossover VaccinationPart 1C-2: mRNA-1273 50 μg Booster Dose (BD)0
Overall StudyPart 1B Crossover VaccinationPart 2: mRNA-1273 50 μg0
Overall StudyPart 1B Crossover VaccinationPart 3: mRNA-1273.222 50 µg0
Overall StudyPart 1C-1 PPIS-Negative (Neg)Part 1A: mRNA-1273 100 μg267
Overall StudyPart 1C-1 PPIS-Negative (Neg)Part 1A: Placebo0
Overall StudyPart 1C-1 PPIS-Negative (Neg)Part 1C-2: mRNA-1273 50 μg Booster Dose (BD)0
Overall StudyPart 1C-1 PPIS-Negative (Neg)Part 2: mRNA-1273 50 μg0
Overall StudyPart 1C-1 PPIS-Negative (Neg)Part 3: mRNA-1273.222 50 µg0

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

Read this list from software.

Twenty rows a page, as JSON. No key.

GET https://conductscience.org/api/trials/v1/NCT04649151/flow?page=4