A Patient-Centric Platform Trial for Precision Oncology (XCELSIOR)
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Know the risks and potential benefits of clinical studies and talk to your health care provider before participating. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT03793088 |
Recruitment Status :
Recruiting
First Posted : January 4, 2019
Last Update Posted : February 3, 2023
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Condition or disease |
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Oncology |
Study Type : | Observational [Patient Registry] |
Estimated Enrollment : | 10000 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Target Follow-Up Duration: | 5 Years |
Official Title: | xCures/CancerCommons Enhanced Learning Treatment Selection and Analysis With Outcomes Research (XCELSIOR) Study: A Patient-Centric Platform Trial for Precision Oncology |
Actual Study Start Date : | February 7, 2019 |
Estimated Primary Completion Date : | January 2024 |
Estimated Study Completion Date : | January 2026 |

- Progression Free Survival (PFS) [ Time Frame: 5 Years ]
- Overall Survival (OS) [ Time Frame: 5 years ]

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 0 Years and older (Child, Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Both male and female patients with known or suspected recalcitrant or advanced cancer are eligible to enroll through the Cancer Commons Website
- Patients with any performance status, comorbidity or disease severity are eligible
- Patients or their legally-authorized representative must be willing and able to provide written, informed consent (and assent, if applicable)
Exclusion Criteria:
- Patients must be a resident of or receiving care within the United States or US territories.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03793088
Contact: Bryan J Federowicz | 707-641-4475 | bfederowicz@xcures.com |
United States, California | |
Cancer Commons | Recruiting |
Los Altos, California, United States, 94022 | |
Contact: Bryan Federowicz |
Principal Investigator: | Mark Shapiro | xCures / Cancer Commons |
Responsible Party: | xCures |
ClinicalTrials.gov Identifier: | NCT03793088 |
Other Study ID Numbers: |
XC3-GCTA-2018 |
First Posted: | January 4, 2019 Key Record Dates |
Last Update Posted: | February 3, 2023 |
Last Verified: | January 2023 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Undecided |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
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