Evidence map›Paper›PMID 28252533›Full record

Trial reportAnti-cancer drugs2017

Derived neutrophil to lymphocyte ratio as a prognostic factor in patients with advanced colorectal cancer according to RAS and BRAF status: a post-hoc analysis of the MRC COIN study.

Georgina Wood, Tal Grenader, Stephen Nash, Richard Adams, Richard Kaplan, David Fisher, Tim Maughan, John Bridgewater

Abstract readClinical Trial, Phase IIIMulticenter StudyRandomized Controlled Trial
In one paragraph

Trial report in Anti-cancer drugs, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 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.

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

9 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Malignant pleural mesothelioma: clinical experience and prognostic value of derived neutrophil-to-lymphocyte ratio and PD-L1 expression.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2021
    Observational
  6. Article
  7. Article
  8. Article
  9. Article
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

8 authors.

Georgina WoodaDepartment of Oncology, University College London Hospital bCancer Research UK & UCL Cancer Trials Centre cMRC Clinical Trials Unit at UCL dUCL Cancer Institute, London, UK eInstitute of Cancer & Genetics, Cardiff University School of Medicine, Velindre Hospital, Cardiff fCRUK/MRC Oxford Institute for Radiation, Oxford, UK gOncology Institute, Shaare Zedek Medical Center, Jerusalem, Israel.
Tal Grenader
Stephen Nash
Richard Adams
Richard Kaplan
David Fisher
Tim Maughan
John Bridgewater

Funding

Cancer Research UK 15953Cancer Research UK 15954Cancer Research UK A15953Medical Research Council G0701770Medical Research Council MC_U122861325Medical Research Council MC_UU_12023/20Medical Research Council MC_UU_12023/3
6 · The paper itself

Abstract

The phase III Continuous or Intermittent (COIN) trial failed to show a benefit in overall survival (OS) of cetuximab in combination with chemotherapy for patients with metastatic colorectal cancer. High derived neutrophil to lymphocyte ratio (dNLR) has been shown to be prognostic in patients with metastatic colorectal cancer. The aim of this analysis is to evaluate dNLR as a predictive biomarker of the survival according to RAS and BRAF mutations status within the COIN trial. A post-hoc exploratory analysis of the COIN trial arms A and B was carried out. All patients with available white blood cell and neutrophil data were analysed. The dNLR was calculated using a formula that has previously shown predictive power in cancer patients: dNLR=ANC/(WBC-ANC). A high dNLR was defined as a value of 2.2 or more. dNLR was correlated with clinical outcomes using Kaplan-Meier and Cox regression analysis. A total of 1603 patients were assigned to the oxaliplatin-based chemotherapy (arm A, N=815) or oxaliplatin-based chemotherapy plus cetuximab (arm B, N=815) arms. There was a strong association between dNLR level and overall survival (OS) using Kaplan-Meier analysis. In all mutation groups, dNLR less than 2.2 was associated with better OS compared to dNLR of 2.2 or more. The median OS in patients with wild-type disease (dNLR<2.2 vs. dNLR≥2.2) was 22.8 versus 13.1 months [hazard ratio (HR)=1.33]; 16.9 versus 11.8 months (HR=1.36) in patients with RAS mutant tumours; and 12.6 versus 6.8 months (HR=1.67) in patients with BRAF mutant tumours. In patients with dNLR less than 2.2, the median OS was 19.2 months in arm A compared to 18.0 months in arm B (HR=1.11). Among patients with dNLR greater than or equal to 2.2, the median OS was 13.0 months in arm A compared with 13.1 months in arm B (HR=0.96). dNLR is strongly prognostic for survival in all mutation groups. dNLR does not predict for benefit from the addition of cetuximab.

Indexed as

AdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsCapecitabineCetuximabColorectal NeoplasmsFemaleFluorouracilHumansLymphocytesMaleMiddle AgedMutationNeutrophilsOrganoplatinum CompoundsBRAF protein, humanCapecitabineCetuximabFluorouracilOrganoplatinum CompoundsOxaliplatinProto-Oncogene Proteins B-rafras Proteins

Identifiers

PMID28252533
PMCPMC5390854

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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.