Evidence map›Paper›PMID 26664927›Full record

ArticleSurgical neurology international2015

Glioblastoma in the elderly: Therapeutic dilemmas.

André F Pereira, Bruno F Carvalho, Rui M Vaz, Paulo J Linhares

Abstract read
In one paragraph

Article in Surgical neurology international, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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

4 authors.

André F PereiraDepartment of Clinical Neurosciences and Mental Health, Medical Faculty of Porto University, Porto, Portugal.
Bruno F CarvalhoDepartment of Clinical Neurosciences and Mental Health, Medical Faculty of Porto University, Porto, Portugal ; Department of Neurosurgery, Centro Hospitalar S. João, Porto, Portugal.
Rui M VazDepartment of Clinical Neurosciences and Mental Health, Medical Faculty of Porto University, Porto, Portugal ; Department of Neurosurgery, Centro Hospitalar S. João, Porto, Portugal.
Paulo J LinharesDepartment of Clinical Neurosciences and Mental Health, Medical Faculty of Porto University, Porto, Portugal ; Department of Neurosurgery, Centro Hospitalar S. João, Porto, Portugal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGlioblastoma (GBM) is commonly diagnosed in patients older than 60 years, but the treatment protocols are mostly based on trials in patients aged up to 70 years. These lead to little consensus and to an absence of protocols regarding the standard treatments. The objective of this study is to analyze the prognostic factors, treatment efficacy, and adverse events in a cohort of elderly patients.

methodsA retrospective observational study of all patients aged ≥65 with histologically confirmed GBM followed at Centro Hospitalar S. João between 2005 and 2013. Demographic, clinical, radiographic, treatment, and outcome data were evaluated. Univariate and multivariate analyses were performed.

resultsA total of 126 patients were reviewed. Median progression-free survival was 5 months (95% confidence interval [CI], 4.138 to 5.862 months). Median overall survival (OS) was 8 months (95% CI, 5.950 to 10.050 months). Univariate analysis showed the statistically significant associations between the higher OS and age <70 (P = 0.046), Karnofsky performance status ≥70 (P = 0.001), single lesions (P = 0.007), lesions affecting one lobe (P = 0.007), total resection (P = 0.048), and Charlson age-comorbidity index ≤5. Multivariate analysis identified the completion of 60 Gy radiotherapy and completion of 6 or more cycles of temozolomide chemotherapy as independent prognostic factors positively correlated with increased survival.

conclusionsMaximal resection and radiochemotherapy treatment completion are associated with longer OS, and age alone should not preclude elderly patients from receiving surgery and adjuvant treatment. However, only a few patients were able to finish the proposed treatments. Poor performance and high comorbidity index status might compromise the benefit of treatment aggressiveness and must be considered in therapeutic decision.

Indexed as

Chemotherapyelderlyglioblastomaoncologyradiation therapyresection

Identifiers

PMID26664927
PMCPMC4653331

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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.