Evidence map›Paper›PMID 35312789›Full record

ArticleNeuro-oncology2022

Prognostic significance of therapy-induced myelosuppression in newly diagnosed glioblastoma.

Emilie Le Rhun, Felix Boakye Oppong, Maureen Vanlancker, Roger Stupp, Burt Nabors, Olivier Chinot, Wolfgang Wick, Matthias Preusser, Thierry Gorlia, Michael Weller

Open access · bronzeAbstract read
In one paragraph

Article in Neuro-oncology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

25 citing papers in PubMed, 30 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 7 institutions in 6 countries.

Emilie Le RhunDepartments of Neurosurgery and Neurology & Brain Tumor Center, University Hospital and University of Zurich, Zurich, Switzerland.ORCID 0000-0002-9408-3278
Felix Boakye OppongEORTC Headquarters, Brussels, Belgium.
Maureen VanlanckerEORTC Headquarters, Brussels, Belgium.
Roger StuppCentre Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland.ORCID 0000-0002-5483-3118
Burt NaborsDepartment of Neurology, Division of Neuro-Oncology, University of Alabama at Birmingham, Birmingham, AL 35294, USA.
Olivier ChinotAix-Marseille University, AP-HM, Service de Neuro-Oncologie, CHU Timone, Marseille, France.
Wolfgang WickDepartment of Neurology and Neuro-oncology Program at the National Center for Tumor Diseases, University Hospital Heidelberg and German Cancer Research Center, Heidelberg, Germany.ORCID 0000-0002-6171-634X
Matthias PreusserDepartment of Medicine I, Division of Oncology, Medical University of Vienna, Vienna, Austria.ORCID 0000-0003-3541-2315
Thierry GorliaEORTC Headquarters, Brussels, Belgium.
Michael WellerDepartment of Neurology and Brain Tumor Center, University Hospital and University of Zurich, Zurich, Switzerland.ORCID 0000-0002-1748-174X
European Organisation for Research and Treatment of Cancer · BEUniversity of Zurich · CHAix-Marseille Université · FRGerman Cancer Research Center · DEMedical University of Vienna · ATNorthwestern University · USUniversity of Alabama at Birmingham · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMyelosuppression is the major toxicity encountered during temozolomide chemoradiotherapy for newly diagnosed glioblastoma.

methodsWe assessed the association of myelosuppression (neutropenia, thrombocytopenia, anemia, and lymphopenia) during temozolomide chemoradiotherapy alone or in combination with experimental agents with progression-free survival (PFS) or overall survival (OS) in 2073 patients with newly diagnosed glioblastoma enrolled into five clinical trials: CENTRIC, CORE, EORTC 26082, AVAglio, and EORTC 26981. A landmark Cox model was used. For each primary association analysis, a significance level of 1.7% was used.

resultsLower neutrophil counts at baseline were associated with better PFS (P = .011) and OS (P < .001), independently of steroid intake. Females experienced uniformly more myelotoxicity than males. Lymphopenia during concomitant chemoradiotherapy was associated with OS (P = .009): low-grade (1-2) lymphopenia might be associated with superior OS (HR 0.78, 98.3% CI 0.58-1.06), whereas high-grade (3-4) lymphopenia might be associated with inferior OS (HR 1.08, 98.3% CI 0.75-1.54). There were no associations of altered hematological parameters during concomitant chemoradiotherapy with PFS. During maintenance chemoradiotherapy, no significant association was found between any parameter of myelosuppression and PFS or OS, although exploratory analysis at 5% significance level indicated that either mild-to-moderate (HR 0.76, 95% CI 0.62-0.93) or high-grade lymphopenia (HR 0.65, 95% CI 0.46-0.92) was associated with superior OS (P = .013), but not PFS.

conclusionsThe association of higher neutrophil counts at baseline with inferior PFS and OS requires further prospective evaluation. The link of therapy-induced lymphopenia to better outcome may guide the design for immunotherapy trials in newly diagnosed glioblastoma.

Indexed as

Brain NeoplasmsGlioblastomaLymphopeniaAntineoplastic Agents, AlkylatingChemoradiotherapyFemaleHumansMalePrognosisTemozolomideAntineoplastic Agents, AlkylatingTemozolomideanemiachemoradiotherapylymphopenianeutropeniaprogressionsurvivaltemozolomidethrombocytopenia

Identifiers

PMID35312789
PMCPMC9435483
OpenAlexW4220813941

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.