deltatrials
Completed OBSERVATIONAL NCT00959283

Study of Blood Samples From Newborns With Down Syndrome

Biology Study of Transient Myeloproliferative Disorder (TMD) in Children With Down Syndrome (DS)

Sponsor: Children's Oncology Group

Updated 18 times since 2017 Last updated: Oct 2, 2023 Started: Feb 23, 2009 Primary completion: Dec 30, 2011 Completion: Sep 30, 2023
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Myeloid Proliferations Associated With Down Syndrome and is currently completed. Children's Oncology Group leads this study, which shows 18 recorded versions since 2009 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshot~Feb 2017 – ~Aug 2017 · 6 months · monthly snapshot~Aug 2017 – ~Apr 2018 · 8 months · monthly snapshot~Apr 2018 – ~May 2018 · 30 days · monthly snapshot~May 2018 – ~Jun 2018 · 31 days · monthly snapshot~Jun 2018 – ~Sep 2018 · 3 months · monthly snapshot~Sep 2018 – ~Nov 2019 · 14 months · monthly snapshot~Nov 2019 – ~Nov 2020 · 12 months · monthly snapshot~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~Apr 2021 · 3 months · monthly snapshot~Apr 2021 – ~Dec 2021 · 8 months · monthly snapshot~Dec 2021 – ~Apr 2022 · 4 months · monthly snapshot~Apr 2022 – ~Apr 2023 · 12 months · monthly snapshot~Apr 2023 – ~Nov 2023 · 7 months · monthly snapshot~Nov 2023 – ~Jul 2024 · 8 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – present · 12 months · monthly snapshot

Change History

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

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. Nov 2023 — Jul 2024 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

  5. Apr 2023 — Nov 2023 [monthly]

    Active Not Recruiting

Show 13 earlier versions
  1. Apr 2022 — Apr 2023 [monthly]

    Active Not Recruiting

  2. Dec 2021 — Apr 2022 [monthly]

    Active Not Recruiting

  3. Apr 2021 — Dec 2021 [monthly]

    Active Not Recruiting

  4. Jan 2021 — Apr 2021 [monthly]

    Active Not Recruiting

  5. Nov 2020 — Jan 2021 [monthly]

    Active Not Recruiting

  6. Nov 2019 — Nov 2020 [monthly]

    Active Not Recruiting

  7. Sep 2018 — Nov 2019 [monthly]

    Active Not Recruiting

  8. Jun 2018 — Sep 2018 [monthly]

    Active Not Recruiting

  9. May 2018 — Jun 2018 [monthly]

    Active Not Recruiting

  10. Apr 2018 — May 2018 [monthly]

    Active Not Recruiting

    Phase: NANone

  11. Aug 2017 — Apr 2018 [monthly]

    Active Not Recruiting NA

    Status: RecruitingActive Not Recruiting

  12. Feb 2017 — Aug 2017 [monthly]

    Recruiting NA

    Status: CompletedRecruiting

  13. Jan 2017 — Feb 2017 [monthly]

    Completed NA

    First recorded

Feb 2009

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Children's Oncology Group
  • National Cancer Institute (NCI)
Data source: Children's Oncology Group

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