Evidence map›Paper›PMID 31375120›Full record

ArticleRadiation oncology (London, England)2019

A comparison of carbon ion radiotherapy and transarterial chemoembolization treatment outcomes for single hepatocellular carcinoma: a propensity score matching study.

Shintaro Shiba, Kei Shibuya, Hiroyuki Katoh, Takuya Kaminuma, Masaya Miyazaki, Satoru Kakizaki, Ken Shirabe, Tatsuya Ohno, Takashi Nakano

Open access · goldAbstract readComparative Study
In one paragraph

Article in Radiation oncology (London, England), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 3 pooled it
3.2field-weighted citation impact, top 8% 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

28 citing papers in PubMed, 3 syntheses or guidelines pooled it, 41 citations in OpenAlex.

  1. Pooled it
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  20. Who Will Benefit from Charged-Particle Therapy?Cancer research and treatment · 2021
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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

9 authors at 3 institutions in 1 country.

Shintaro ShibaDepartment of Radiation Oncology, Gunma University Graduate School of Medicine, 3-39-22, Syowa-machi, Maebashi, Gunma, 371-8511, Japan. shiba4885@yahoo.co.jp.
Kei ShibuyaDepartment of Radiation Oncology, Gunma University Graduate School of Medicine, 3-39-22, Syowa-machi, Maebashi, Gunma, 371-8511, Japan.
Hiroyuki KatohDepartment of Radiation Oncology, Kanagawa Cancer Center, 2-3-2, Nakao, Asahi-ku, Yokohama, Kanagawa, 241-8515, Japan.
Takuya KaminumaDepartment of Radiation Oncology, Gunma University Graduate School of Medicine, 3-39-22, Syowa-machi, Maebashi, Gunma, 371-8511, Japan.
Masaya MiyazakiDepartment of Applied Medical Imaging, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma, 371-8511, Japan.
Satoru KakizakiDepartment of Gastroenterology and Hepatology Science, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma, 371-8511, Japan.
Ken ShirabeDepartment of Hepatobiliary and Pancreatic Surgery, Gunma University Graduate School of Medicine, 3-39-22, Syowa-machi, Maebashi, Gunma, 371-8511, Japan.
Tatsuya OhnoGunma University Heavy Ion Medical Center, 3-39-22, Syowa-machi, Maebashi, Gunma, 371-8511, Japan.
Takashi NakanoDepartment of Radiation Oncology, Gunma University Graduate School of Medicine, 3-39-22, Syowa-machi, Maebashi, Gunma, 371-8511, Japan.
Gunma University · JPGunma University Hospital · JPKanagawa Cancer Center

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe compared clinical outcomes of carbon ion radiotherapy and transarterial chemoembolization in the treatment of hepatocellular carcinoma.

methodsData of 477 patients with hepatocellular carcinoma who had undergone carbon ion radiotherapy or transarterial chemoembolization between April 2007 and September 2016 were retrospectively reviewed. Treatment naïve patients with single HCC, who underwent carbon ion radiotherapy or transarterial chemoembolization as a primary treatment were included. Clinical outcomes of the treatments were compared after utilizing propensity score matching.

resultsOf 124 patients who received carbon ion radiotherapy and 353 patients who received transarterial chemoembolization, 31 and 23 patients met our inclusion criteria, respectively. After utilizing propensity score matching, 17 matched pairs of patients from each treatment group were analyzed. The median follow-up durations after carbon ion radiotherapy and transarterial chemoembolization were 43 and 32 months, respectively. The 3-year overall survival, local control, and progression-free survival rates in the carbon ion radiotherapy versus transarterial chemoembolization groups were 88% versus 58% (p < 0.05), 80% versus 26% (p < 0.01), and 51% versus 15% (p < 0.05), respectively.

conclusionsCarbon ion radiotherapy showed more favorable clinical outcomes than did transarterial chemoembolization for patients with single hepatocellular carcinoma after matching patient characteristics utilizing propensity score matching. Further studies with larger patient numbers are required to confirm our results.

trial registrationUMIN000036455 : date of registration 22 March 2019, retrospectively registered.

Indexed as

AgedAged, 80 and overCarcinoma, HepatocellularChemoembolization, TherapeuticFemaleHeavy Ion RadiotherapyHumansLiver NeoplasmsMaleMiddle AgedNeoplasm Recurrence, LocalPrognosisPropensity ScoreRetrospective StudiesSurvival RateCarbon ion radiotherapyHepatocellular carcinomaPropensity score matchingTransarterial chemoembolization

Identifiers

PMID31375120
PMCPMC6679447
OpenAlexW2966770359

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.