Evidence map›Paper›PMID 41761577›Full record

Observational studyThe oncologist2026

Real-world outcomes of encorafenib, cetuximab ± binimetinib for BRAF‑mutated metastatic colorectal cancer: the BEETS (JACCRO CC‑18) study.

Daisuke Kotani, Eisuke Inoue, Tadamichi Denda, Chiaki Inagaki, Tomomi Kashiwada, Yoshiaki Mihara, Akinori Sugaya, Yusuke Suwa, Takashi Ohta, Hidekazu Kuramochi and 8 more

Abstract readObservational Study
In one paragraph

Observational study in The oncologist, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

18 authors.

Daisuke KotaniDepartment of Gastroenterology and Gastrointestinal Oncology, National Cancer Center Hospital East, Kashiwa, 277-8577, Japan.
Eisuke InoueShowa Medical University Research Administration Center, Showa Medical University, Tokyo, 142-8555, Japan.
Tadamichi DendaDivision of Gastroenterology, Chiba Cancer Center, Chiba, 260-8717, Japan.
Chiaki InagakiDepartment of Medical Oncology, Kindai University Faculty of Medicine, Sakai, 590-0197, Japan.
Tomomi KashiwadaDepartment of Medical Oncology, Saga-Ken Medical Center Koseikan, Saga, 840-8571, Japan.
Yoshiaki MiharaDivision of Medical Oncology, Showa Medical University Fujigaoka Hospital, Yokohama, 227-8501, Japan.
Akinori SugayaDepartment of Medical Oncology, Ibaraki Prefectural Central Hospital, Kasama, 309-1793, Japan.
Yusuke SuwaDepartment of Surgery, Gastroenterological Center, Yokohama City University Medical Center, Yokohama, 232-0024, Japan.
Takashi OhtaDepartment of Clinical Oncology, Kansai Rosai Hospital, Amagasaki, 660-0064, Japan.
Hidekazu KuramochiDepartment of Medical Oncology, NTT Medical Center Tokyo, Tokyo, 141-8625, Japan.
Kotoe OshimaDivision of Gastrointestinal Oncology, Shizuoka Cancer Center, Sunto-Gun, 411-8777, Japan.
Satoshi YukiDepartment of Gastroenterology and Hepatology, Hokkaido University Hospital, Sapporo, 060-8648, Japan.
Manabu ShiozawaDepartment of Surgery, Kanagawa Cancer Center, Yokohama, 241-8515, Japan.
Akihito TsujiDepartment of Clinical Oncology, Faculty of Medicine, Kagawa University, Kagawa, 761-0793, Japan.
Kei MuroDepartment of Clinical Oncology, Aichi Cancer Center Hospital, Nagoya, 464-8681, Japan.ORCID 0000-0002-5572-743X
Wataru IchikawaDivision of Medical Oncology, Showa Medical University Fujigaoka Hospital, Yokohama, 227-8501, Japan.
Masashi FujiiJapan Clinical Cancer Research Organization (JACCRO), Tokyo, 101-0051, Japan.
Yu SunakawaDepartment of Clinical Oncology, St. Marianna University School of Medicine, Kawasaki, 216-8511, Japan.ORCID 0000-0002-0163-7543

Funding

Ono Pharmaceutical Co., Ltd
6 · The paper itself

Abstract

backgroundTriplet therapy (encorafenib, cetuximab, and binimetinib) is recommended in Japan for BRAF V600E mutated metastatic colorectal cancer (mCRC) patients with poor prognostic factors (PFs) based on subgroup analyses of the BEACON CRC trial. We, therefore, conducted a nationwide prospective observational study to evaluate the real-world effectiveness of triplet versus doublet therapy (encorafenib plus cetuximab). PATIENTS AND

methodsThe BEETS trial (UMIN000045530) enrolled BRAF-mutated mCRC patients who received triplet or doublet as second- or third-line treatment. The primary endpoint was overall survival (OS). Exploratory analyses using inverse probability weighting (IPW) based on propensity scores were performed to adjust for poor PFs (ECOG performance status ≥1, ≥3 metastatic sites, elevated C-reactive protein, or unresected primary tumor).

resultsIn 203 enrolled patients, 195 patients were evaluable. Median age was 67 years; 52% were male. Dose intensity for encorafenib and cetuximab was comparable between the triplet and doublet cohorts. In the overall cohort, median OS and progression-free survival (PFS) were 12.9 and 4.9 months, respectively. After IPW adjustment, median OS was 14.0 months in the triplet cohort and 12.9 months in the doublet cohort (HR 0.87, 95%CI 0.57-1.33). Median PFS was 5.3 versus 4.2 months (HR 0.75, 95%CI 0.48-1.19). Among patients with at least one poor PF, both OS and PFS numerically favored the triplet regimen.

conclusionsIn real-world clinical practice, triplet and doublet therapies showed comparable survival outcomes, consistent with the BEACON trial. Triplet therapy may provide potential clinical benefit in patients with poor PFs.

Indexed as

Antineoplastic Combined Chemotherapy ProtocolsCetuximabColorectal NeoplasmsProto-Oncogene Proteins B-rafAgedBenzimidazolesCarbamatesFemaleHumansMaleMiddle AgedMutationNeoplasm MetastasisProspective StudiesSulfonamidesBenzimidazolesbinimetinibBRAF protein, humanCarbamatesCetuximabencorafenibProto-Oncogene Proteins B-rafSulfonamidesbinimetinibBRAF mutatedcetuximabencorafenibmetastatic colorectal cancer

Identifiers

PMID41761577
PMCPMC13006056

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LicenceCC BY
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Registered trials

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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.