Evidence map›Paper›PMID 23372714›Full record

ArticlePloS one2013

High levels of genomic aberrations in serous ovarian cancers are associated with better survival.

Lars O Baumbusch, Åslaug Helland, Yun Wang, Knut Liestøl, Marci E Schaner, Ruth Holm, Dariush Etemadmoghadam, Kathryn Alsop, Pat Brown, Australian Ovarian Cancer Study Group and 7 more

Abstract readMulticenter Study
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

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  12. High-grade serous ovarian cancer: the clone wars.Archives of gynecology and obstetrics · 2017
    Review
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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

17 authors.

Lars O BaumbuschDepartment of Genetics, Institute for Cancer Research, Oslo University Hospital, The Norwegian Radium Hospital, Oslo, Norway. lars.o.baumbusch@rr-research.no
Åslaug Helland
Yun Wang
Knut Liestøl
Marci E Schaner
Ruth Holm
Dariush Etemadmoghadam
Kathryn Alsop
Pat Brown
Australian Ovarian Cancer Study Group
Gillian Mitchell
Sian Fereday
Anna DeFazio
David D L Bowtell
Gunnar B Kristensen
Ole Christian Lingjærde
Anne-Lise Børresen-Dale

Funding

Howard Hughes Medical Institute
6 · The paper itself

Abstract

Genomic instability and copy number alterations in cancer are generally associated with poor prognosis; however, recent studies have suggested that extreme levels of genomic aberrations may be beneficial for the survival outcome for patients with specific tumour types. We investigated the extent of genomic instability in predominantly high-grade serous ovarian cancers (SOC) using two independent datasets, generated in Norway (n = 74) and Australia (n = 70), respectively. Genomic instability was quantified by the Total Aberration Index (TAI), a measure of the abundance and genomic size of copy number changes in a tumour. In the Norwegian cohort, patients with TAI above the median revealed significantly prolonged overall survival (p<0.001) and progression-free survival (p<0.05). In the Australian cohort, patients with above median TAI showed prolonged overall survival (p<0.05) and moderately, but not significantly, prolonged progression-free survival. Results were confirmed by univariate and multivariate Cox regression analyses with TAI as a continuous variable. Our results provide further evidence supporting an association between high level of genomic instability and prolonged survival of high-grade SOC patients, possibly as disturbed genome integrity may lead to increased sensitivity to chemotherapeutic agents.

Indexed as

Chromosome AberrationsGenomeGenomic InstabilityAdultCystadenocarcinoma, SerousCystadenoma, SerousDNA Copy Number VariationsFemaleHumansMiddle AgedNeoplasm GradingOligonucleotide Array Sequence AnalysisOvarian NeoplasmsPrognosisProportional Hazards ModelsSurvival Analysis

Identifiers

PMID23372714
PMCPMC3553118

What OpenQuestion holds

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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.