deltatrials
Unknown NA NCT00006445

Down Syndrome - Comparison of Screening Methods in the 1st and 2nd Trimesters

First and 2nd Trimester Evaluation of the Risk of Aneuploidy

Sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)

Updated 6 times since 2017 Last updated: Feb 21, 2007

A NA clinical study on Chromosome Abnormalities and Down Syndrome, this trial is ongoing. The trial is conducted by Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) and has accumulated 6 data snapshots since 2026. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Change History

6 versions recorded
  1. Sep 2025 — Present [monthly]

    Unknown NA

  2. Sep 2024 — Sep 2025 [monthly]

    Unknown NA

  3. Jul 2024 — Sep 2024 [monthly]

    Unknown NA

    Status: Unknown StatusUnknown

  4. Jan 2021 — Jul 2024 [monthly]

    Unknown Status NA

  5. Jun 2018 — Jan 2021 [monthly]

    Unknown Status NA

Show 1 earlier version
  1. Jan 2017 — Jun 2018 [monthly]

    Unknown Status NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Data source: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

  • Boston, United States
  • Denver, United States
  • Galveston, United States
  • New York, United States
  • Providence, United States
  • Royal Oak, United States
  • Salt Lake City, United States
  • Seattle, United States
  • The Bronx, United States