Evidence map›Paper›PMID 31426760›Full record

ArticleBMC cancer2019

Stereotactic ablative radiotherapy for the comprehensive treatment of 4-10 oligometastatic tumors (SABR-COMET-10): study protocol for a randomized phase III trial.

David A Palma, Robert Olson, Stephen Harrow, Rohann J M Correa, Famke Schneiders, Cornelis J A Haasbeek, George B Rodrigues, Michael Lock, Brian P Yaremko, Glenn S Bauman and 15 more

2 registry-linked trialsAbstract readClinical Trial Protocol
In one paragraph

Article in BMC cancer, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 139 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
139citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT03721341 phase3active not recruitingnot on this map

A Randomized Phase III Trial of Stereotactic Ablative Radiotherapy for the Comprehensive Treatment of 4-10 Oligometastatic Tumors (SABR-COMET 10)

TypeinterventionalSponsorDavid PalmaRan2019 to 2029Enrolled204ConditionsMetastatic TumorsArmsPalliative Radiation, Chemotherapy, Immunotherapy, Hormones, Observation
NCT06842030 nanot yet recruitingnot on this mapstarted 2025, after this paper: background citation

Feasibility Trial of Darwin OncoTreat and OncoTarget Precision Medicine Testing to Improve Outcomes for Patients With Limited Metastatic Disease That Failed First-Line Systemic Therapy

TypeinterventionalSponsorGood Samaritan Hospital Medical Center, New YorkRan2025 to 2027Enrolled20ConditionsPersonalized Medicine, Oligometastatic Disease, FeasibilityArmsDarwin OncoTarget and OncoTreat
3 · Its place in the literature

Who cites it

139 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  10. Clinical outcomes of stereotactic body radiotherapy in oligometastatic disease: a national real-world cohort study.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
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  20. A single-institution retrospective review of patients treated with single-fraction 28 Gy SBRT to lung tumors.Reports of practical oncology and radiotherapy : journal of Greatpoland Cancer Center in Poznan and Polish Society of Radiation Oncology · 2026
    Article

79 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

25 authors.

David A PalmaDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada. david.palma@lhsc.on.ca.ORCID http://orcid.org/0000-0002-9542-0627
Robert OlsonDepartment of Radiation Oncology, British Columbia Cancer, Centre for the North, Prince George, BC, Canada.
Stephen HarrowBeatson West of Scotland Cancer Centre, Glasgow, UK.
Rohann J M CorreaDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Famke SchneidersDepartment of Radiation Oncology, Amsterdam UMC Vrije Universiteit Amsterdam Radiation Oncology, Cancer Center Amsterdam, Amsterdam, The Netherlands.
Cornelis J A HaasbeekDepartment of Radiation Oncology, Amsterdam UMC Vrije Universiteit Amsterdam Radiation Oncology, Cancer Center Amsterdam, Amsterdam, The Netherlands.
George B RodriguesDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Michael LockDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Brian P YaremkoDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Glenn S BaumanDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Belal AhmadDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Devin SchellenbergDepartment of Radiation Oncology, British Columbia Cancer, Centre for the North, Prince George, BC, Canada.
Mitchell LiuDepartment of Radiation Oncology, British Columbia Cancer, Centre for the North, Prince George, BC, Canada.
Stewart GaedeDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Joanna LabaDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Liam MulroyNova Scotia Cancer Centre, Halifax, NS, Canada.
Sashendra SenthiAlfred Health Radiation Oncology, Melbourne, Australia.
Alexander V LouieDepartment of Radiation Oncology, Sunnybrook Cancer Centre, Toronto, Canada.
Anand SwaminathJuravinski Cancer Centre, Hamilton, ON, Canada.
Anthony ChalmersInstitute of Cancer Sciences, University of Glasgow, Glasgow, UK.
Andrew WarnerDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Ben J SlotmanDepartment of Radiation Oncology, Amsterdam UMC Vrije Universiteit Amsterdam Radiation Oncology, Cancer Center Amsterdam, Amsterdam, The Netherlands.
Tanja D de GruijlDepartment of Radiation Oncology, Amsterdam UMC Vrije Universiteit Amsterdam Radiation Oncology, Cancer Center Amsterdam, Amsterdam, The Netherlands.
Alison AllanDepartment of Oncology Western University, London Health Sciences Centre, 790 Commissioners Rd. E, London, Ontario, N6A4L6, Canada.
Suresh SenanDepartment of Radiation Oncology, Amsterdam UMC Vrije Universiteit Amsterdam Radiation Oncology, Cancer Center Amsterdam, Amsterdam, The Netherlands.

Funding

London Health Sciences Foundation N/A; philanthropic donationsOntario Institute for Cancer Research Clinician Scientist Grant
6 · The paper itself

Abstract

backgroundStereotactic ablative radiotherapy (SABR) has emerged as a new treatment option for patients with oligometastatic disease. SABR delivers precise, high-dose, hypofractionated radiotherapy, and achieves excellent rates of local control for primary tumors or metastases. A recent randomized phase II trial evaluated SABR in a group of patients with a small burden of oligometastatic disease (mostly with 1-3 metastatic lesions), and found that SABR was associated with benefits in progression-free survival and overall survival. The goal of this phase III trial is to assess the impact of SABR in patients with 4-10 metastatic cancer lesions.

methodsOne hundred and fifty-nine patients will be randomized in a 1:2 ratio between the control arm (consisting of standard of care palliative-intent treatments), and the SABR arm (consisting of standard of care treatment + SABR to all sites of known disease). Randomization will be stratified by two factors: histology (Group 1: prostate, breast, or renal; Group 2: all others), and type of pre-specified systemic therapy (Group 1: immunotherapy/targeted; Group 2: cytotoxic; Group 3: observation). SABR is to be completed within 2 weeks, allowing for rapid initiation of systemic therapy. Recommended SABR doses are 20 Gy in 1 fraction, 30 Gy in 3 fractions, or 35 Gy in 5 fractions, chosen to minimize risks of toxicity. The primary endpoint is overall survival, and secondary endpoints include progression-free survival, time to development of new metastatic lesions, quality of life, and toxicity. Translational endpoints include assessment of circulating tumor cells, cell-free DNA, and tumor tissue as prognostic and predictive markers, including assessment of immunological predictors of response and long-term survival. DISCUSSION: This study will provide an assessment of the impact of SABR on clinical outcomes and quality of life, to determine if long-term survival can be achieved for selected patients with 4-10 oligometastatic lesions.

trial registrationClinicaltrials.gov identifier: NCT03721341 . Date of registration: October 26, 2018.

Indexed as

NeoplasmsNeoplastic Cells, CirculatingRadiosurgeryBiomarkers, TumorClinical Trials, Phase III as TopicDose Fractionation, RadiationFemaleFollow-Up StudiesHumansMagnetic Resonance ImagingMaleMulticenter Studies as TopicPatient SelectionPrognosisProgression-Free SurvivalQuality of LifeBiomarkers, TumorCancerOligometastasesQuality of lifeStereotactic radiotherapySurvival

Identifiers

PMID31426760
PMCPMC6699121

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.