Evidence map›Paper›PMID 23667803›Full record

ArticleSpringerPlus2013

Clinical implication of Time To Brain Metastasis (TTBM) according to breast cancer subtypes.

Hee Kyung Ahn, Yeon Hee Park, Su Jin Lee, Silvia Park, Chi Hoon Maeng, Won Park, Doo Ho Choi, Seung Jae Hur, Jin Seok Ahn, Young-Hyuck Im

Registry-linked trialAbstract read
In one paragraph

Article in SpringerPlus, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02448576 (A Phase III Randomized Controlled Trial of Prophylactic Cranial Irradiation in Patients With Advanced Triple Negative Breast Cancer Who Had a Response to First Line Chemotherapy), which is not on this map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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.

NCT02448576 naunknown statusnot on this mapstarted 2017, after this paper: background citation

A Phase III Randomized Controlled Trial of Prophylactic Cranial Irradiation in Patients With Advanced Triple Negative Breast Cancer Who Had a Response to First Line Chemotherapy

TypeinterventionalSponsorwang shusenRan2017 to 2025Enrolled326ConditionsBreast Cancer, Brain MetastasisArmsprophylactic cranial irradiation
3 · Its place in the literature

Who cites it

13 citing papers in PubMed.

  1. Article
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  4. The relationship between brain metastasis and HER2 expression status in gastric cancer.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2024
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  5. Article
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  7. Article
  8. Review
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  10. Article
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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.

Hee Kyung Ahn *Division of Hematology-Oncology, Department of Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu Seoul, 135-710 South Korea.
Yeon Hee Park *Division of Hematology-Oncology, Department of Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu Seoul, 135-710 South Korea.
Su Jin LeeDivision of Hematology-Oncology, Department of Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu Seoul, 135-710 South Korea.
Silvia ParkDivision of Hematology-Oncology, Department of Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu Seoul, 135-710 South Korea.
Chi Hoon MaengDivision of Hematology-Oncology, Department of Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu Seoul, 135-710 South Korea.
Won ParkRadiation Oncology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea.
Doo Ho ChoiRadiation Oncology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea.
Seung Jae HurRadiation Oncology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea.
Jin Seok AhnDivision of Hematology-Oncology, Department of Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu Seoul, 135-710 South Korea.
Young-Hyuck ImDivision of Hematology-Oncology, Department of Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu Seoul, 135-710 South Korea.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aims of the present study were to investigate how breast cancer (BC) subtypes and treatment affect time to brain metastasis (TTBM). We retrospectively investigated 189 consecutive patients who were diagnosed with brain metastasis (BM) from BC between 2000 and 2009 at Samsung Medical Center. We analyzed TTBM from initial diagnosis of metastatic BC according to subtypes and trastzumab (T) administration before BM diagnosis. The median age of 189 BM patients from BC was 48 years. We divided TTBM into four groups considering BC subtypes and treatment; HR-positive/HER2-negative (n=45), HER2-positive with T before BM development (n=47), HER2-positive without T before BM development (n=39), and TNBC (n=58). The median TTBMs for each group were 17.5 months, 13.7 months, 5.8 months, and 2.9 months, respectively (p<0.001). HER2-positive without T (HR 1.892, p=0.008) and TNBC (HR 1.652, p=0.023) were independently associated with shorter TTBM. In multivariate analysis, HER2-positive without T (hazard ratio 1.725, p=0.002) and TNBC (hazard ratio 1.579, p=0.022) were independent risk factors for worse metastatic OS compared with HR-positive/HER2-negative subtype. TTBMs were shorter in patients with HER2-positive without T and TNBC among BC subtypes. Prospective clinical study for high risk patients for early BM is warranted.

Indexed as

Brain metastasesBreast cancerHER2TrastuzumabTriple negative

Identifiers

PMID23667803
PMCPMC3647103

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Registered trials

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.