# Study of Tumor Samples From Patients With Ewing Sarcoma

> **NCT00898053** · — · COMPLETED · sponsor: **Children's Oncology Group** · enrollment: 200 (actual)

## Conditions studied

- Localized Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor

## Interventions

- **OTHER:** laboratory biomarker analysis

## Key facts

- **NCT ID:** NCT00898053
- **Lead sponsor:** Children's Oncology Group
- **Sponsor class:** NETWORK
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2008-09
- **Primary completion:** 2016-05
- **Final completion:** 2016-05
- **Target enrollment:** 200 (ACTUAL)
- **Last updated:** 2016-05-17

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00898053

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00898053, "Study of Tumor Samples From Patients With Ewing Sarcoma". Retrieved via AI Analytics 2026-07-02 from https://api.ai-analytics.org/clinical/NCT00898053. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*