Evidence map›Paper›PMID 29507399›Full record

ArticleScientific reports2018

Radiomics analysis at PET/CT contributes to prognosis of recurrence and survival in lung cancer treated with stereotactic body radiotherapy.

Anastasia Oikonomou, Farzad Khalvati, Pascal N Tyrrell, Masoom A Haider, Usman Tarique, Laura Jimenez-Juan, Michael C Tjong, Ian Poon, Armin Eilaghi, Lisa Ehrlich and 1 more

Abstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 79 papers.

0numbers the graph read from it
0cells of the map it votes in
79citing 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

79 citing papers in PubMed.

  1. Trial
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  3. Scientific reports · 2020
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  14. Multicentric development and evaluation of [European journal of nuclear medicine and molecular imaging · 2024
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19 more citing papers are in PubMed but not listed here.

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

11 authors.

Anastasia OikonomouDepartment of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada. anastasia.oikonomou@sunnybrook.ca.ORCID 0000-0001-6996-237X
Farzad KhalvatiDepartment of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Pascal N TyrrellDepartment of Medical Imaging, University of Toronto, Toronto, Canada.
Masoom A HaiderDepartment of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Usman TariqueDepartment of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Laura Jimenez-JuanDepartment of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Michael C TjongDepartment of Radiation Oncology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Ian PoonDepartment of Radiation Oncology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Armin EilaghiDepartment of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Lisa EhrlichDepartment of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
Patrick CheungDepartment of Radiation Oncology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We sought to quantify contribution of radiomics and SUVmax at PET/CT to predict clinical outcome in lung cancer patients treated with stereotactic body radiotherapy (SBRT). 150 patients with 172 lung cancers, who underwent SBRT were retrospectively included. Radiomics were applied on PET/CT. Principal components (PC) for 42 CT and PET-derived features were examined to determine which ones accounted for most of variability. Survival analysis quantified ability of radiomics and SUVmax to predict outcome. PCs including homogeneity, size, maximum intensity, mean and median gray level, standard deviation, entropy, kurtosis, skewness, morphology and asymmetry were included in prediction models for regional control (RC) [PC4-HR:0.38, p = 0.02], distant control (DC) [PC4-HR:0.51, p = 0.02 and PC1-HR:1.12, p = 0.01], recurrence free probability (RFP) [PC1-HR:1.08, p = 0.04], disease specific survival (DSS) [PC2-HR:1.34, p = 0.03 and PC3-HR:0.64, p = 0.02] and overall survival (OS) [PC4-HR:0.45, p = 0.004 and PC3-HR:0.74, p = 0.02]. In combined analysis with SUVmax, PC1 lost predictive ability over SUVmax for RFP [HR:1.1, p = 0.04] and DC [HR:1.13, p = 0.002], while PC4 remained predictive of DC independent of SUVmax [HR:0.5, p = 0.02]. Radiomics remained the only predictors of OS, DSS and RC. Neither SUVmax nor radiomics predicted recurrence free survival. Radiomics on PET/CT provided complementary information for prediction of control and survival in SBRT-treated lung cancer patients.

Indexed as

Neoplasm Recurrence, LocalAgedAged, 80 and overCarcinoma, Non-Small-Cell LungFemaleHumansKaplan-Meier EstimateLung NeoplasmsMaleMiddle AgedPositron Emission Tomography Computed TomographyPrincipal Component AnalysisPrognosisRadiosurgeryTreatment Outcome

Identifiers

PMID29507399
PMCPMC5838232

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.