deltatrials
Completed OBSERVATIONAL NCT00954473

Study of Blood Samples From Patients With Osteosarcoma

Retrospective Study of Genetic Risk Factors for Osteosarcoma

Sponsor: Children's Oncology Group

Updated 10 times since 2017 Last updated: May 17, 2016 Started: Jan 31, 2009 Primary completion: May 31, 2016
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00954473, this observational or N/A phase trial focuses on Localized Osteosarcoma and Metastatic Osteosarcoma and remains completed. Sponsored by Children's Oncology Group, it has been updated 10 times since 2009, reflecting substantial change activity. This study contributes to the evolving evidence base for cancer treatment protocols.

Status Flow

~Jan 2017 – ~Aug 2017 · 7 months · monthly snapshotCompleted~Aug 2017 – ~Apr 2018 · 8 months · monthly snapshotCompleted~Apr 2018 – ~May 2018 · 30 days · monthly snapshotCompleted~May 2018 – ~Jun 2018 · 31 days · monthly snapshotCompleted~Jun 2018 – ~Nov 2020 · 29 months · monthly snapshotCompleted~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshotCompleted~Jan 2021 – ~Dec 2021 · 11 months · monthly snapshotCompleted~Dec 2021 – ~Jul 2024 · 31 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 23 months · monthly snapshotCompleted

Change History

10 versions recorded
  1. Sep 2024 — Present [monthly]

    Completed

  2. Jul 2024 — Sep 2024 [monthly]

    Completed

  3. Dec 2021 — Jul 2024 [monthly]

    Completed

  4. Jan 2021 — Dec 2021 [monthly]

    Completed

  5. Nov 2020 — Jan 2021 [monthly]

    Completed

Show 5 earlier versions
  1. Jun 2018 — Nov 2020 [monthly]

    Completed

  2. May 2018 — Jun 2018 [monthly]

    Completed

  3. Apr 2018 — May 2018 [monthly]

    Completed

    Phase: NANone

  4. Aug 2017 — Apr 2018 [monthly]

    Completed NA

  5. Jan 2017 — Aug 2017 [monthly]

    Completed NA

    First recorded

Jan 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 .

Study Locations