Evidence map›Paper›PMID 33939281›Full record

ArticleCancer medicine2021

First-line therapy of bevacizumab plus chemotherapy versus cetuximab plus chemotherapy for metastatic colorectal cancer patients with mucinous adenocarcinoma or mucinous component.

Yu-Wen Zhou, Yi-Xiu Long, Ye Chen, Ji-Yan Liu, Dan Pu, Jia-Yan Huang, Feng Bi, Qiu Li, Hong-Feng Gou, Meng Qiu

Open access · goldAbstract read
In one paragraph

Article in Cancer medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.8field-weighted citation impact, top 25% of its field
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

5 citing papers in PubMed, 9 citations in OpenAlex.

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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

10 authors at 1 institution in 1 country.

Yu-Wen ZhouDepartment of Biotherapy, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.
Yi-Xiu LongDepartment of Biotherapy, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.
Ye ChenDepartment of Abdominal Oncology, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.
Ji-Yan LiuDepartment of Biotherapy, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.ORCID 0000-0003-4885-5481
Dan PuLung Cancer Center, West China Hospital, Sichuan University, Chengdu, China.
Jia-Yan HuangDepartment of Radiology and Medical Ultrasound, West China Hospital of Sichuan University, Chengdu, China.
Feng BiDepartment of Abdominal Oncology, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.
Qiu LiDepartment of Abdominal Oncology, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.ORCID 0000-0002-5299-9050
Hong-Feng GouDepartment of Abdominal Oncology, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.ORCID 0000-0002-8610-1341
Meng QiuDepartment of Abdominal Oncology, Cancer Center, West China Hospital of Sichuan University, Chengdu, China.ORCID 0000-0003-3722-6938
Sichuan University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTo compare the efficacy of first-line bevacizumab plus chemotherapy with cetuximab plus chemotherapy based on the stratification of metastatic colorectal cancer (mCRC) patients with mucinous adenocarcinoma (MA) or mucinous component (MC).

methodsA retrospective study involving all mCRC patients receiving first-line bevacizumab-based or cetuximab-based chemotherapy at our hospital from September 2013 to January 2020 was conducted. Overall survival (OS), progression-free survival (PFS), and objective response rate (ORR) were compared between the cetuximab-chemotherapy group and the bevacizumab-chemotherapy group on the basis of the conventional pathological classification of MA or MC.

resultsA total of 620 patients with mCRC were included in our study, consisting of 141 (22.7%) patients with MA/MC and 479 (77.3%) patients with non-mucinous adenocarcinoma (NMA). In the MA/MC cohort, patients who were treated with bevacizumab-based chemotherapy were associated with significantly better OS than those treated with cetuximab-base chemotherapy (30.0 vs. 26.3 months, p = 0.002), irrespective of tumor sites. The efficacy of bevacizumab-based chemotherapy was higher in nearly all subgroups as shown in the subgroup analysis. In the NMA cohort, median OS was better in the cetuximab plus chemotherapy group than that in the bevacizumab plus chemotherapy group (32.2 vs. 27.0 months, p = 0.005) for left-side mCRC patients, whereas OS was significantly longer in the bevacizumab plus chemotherapy group for right-side mCRC patients (26.0 vs. 20.9 months, p = 0.013).

conclusionConventional pathological classification (e.g. MA/MC) should be considered when tailoring the individualized optimal treatment for mCRC. Bevacizumab plus chemotherapy as first-line therapy may be the optimal option for patients with MA/MC.

Indexed as

Adenocarcinoma, MucinousAntineoplastic Combined Chemotherapy ProtocolsBevacizumabCetuximabColorectal NeoplasmsFemaleHumansMaleMiddle AgedProgression-Free SurvivalRetrospective StudiesBevacizumabCetuximabbevacizumabcetuximabchemotherapymetastatic colorectal cancermucinous histology

Identifiers

PMID33939281
PMCPMC8124114
OpenAlexW3159491491

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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.