Evidence map›Paper›PMID 33913273›Full record

ReviewJournal of breast cancer2021

Breast Cancer Statistics in Korea, 2018.

Sang Yull Kang, Sae Byul Lee, Yoo Seok Kim, Zisun Kim, Hyun Yul Kim, Hee Jeong Kim, Sungmin Park, Soo Youn Bae, Kwanghyun Yoon, Se Kyung Lee and 4 more

Open access · goldAbstract readReview
In one paragraph

Review in Journal of breast cancer, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed, 1 pooled it
6.6field-weighted citation impact, top 2% 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

52 citing papers in PubMed, 1 synthesis or guideline pooled it, 83 citations in OpenAlex.

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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

14 authors at 9 institutions in 1 country.

Sang Yull Kang *Department of Surgery, Research Institute of Clinical Medicine, Jeonbuk National University Hospital, Jeonbuk National University and Biomedical Research Institute, Jeonju, Korea.ORCID https://orcid.org/0000-0002-3970-174X
Sae Byul Lee *Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0002-3370-6937
Yoo Seok KimDepartment of Surgery, Chosun University Hospital, Gwangju, Korea.ORCID https://orcid.org/0000-0002-5853-4748
Zisun KimDepartment of Surgery, Bucheon Hospital, School of Medicine, Soonchunhyang University, Bucheon, Korea.ORCID https://orcid.org/0000-0002-1413-2800
Hyun Yul KimDepartment of Surgery, Pusan National University Yangsan Hospital, Yangsan, Korea.ORCID https://orcid.org/0000-0001-7717-7734
Hee Jeong KimDepartment of Surgery, Chosun University Hospital, Gwangju, Korea.ORCID https://orcid.org/0000-0002-4509-953X
Sungmin ParkDepartment of Surgery, Chungbuk National University Hospital, College of Medicine, Chungbuk National University, Cheongju, Korea.ORCID https://orcid.org/0000-0003-1162-4639
Soo Youn BaeDivision of Breast and Endocrine Surgery, Department of Surgery, Korea University Hospital, Korea University College of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0003-0551-7618
Kwanghyun YoonDepartment of Surgery, Gangneung Asan Medical Center, University of Ulsan College of Medicine, Gangneung, Korea.ORCID https://orcid.org/0000-0002-4071-3211
Se Kyung LeeDepartments of Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0003-1630-1783
Kyu Won JungThe Korea Central Cancer Registry, National Cancer Center, Goyang, Korea.ORCID https://orcid.org/0000-0002-4389-9701
Jaihong HanThe Korea Central Cancer Registry, National Cancer Center, Goyang, Korea.ORCID https://orcid.org/0000-0003-3703-854X
Hyun Jo YounDepartment of Surgery, Research Institute of Clinical Medicine, Jeonbuk National University Hospital, Jeonbuk National University and Biomedical Research Institute, Jeonju, Korea. yhj0903@jbnu.ac.kr.ORCID https://orcid.org/0000-0002-2407-8537
Korean Breast Cancer Society
Chosun University Hospital · KRJeonbuk National University Hospital · KRNational Cancer Center · KRBucheon University · KRChungbuk National University Hospital · KRGangneung Asan Hospital · KRKorea University Medical Center · KRSamsung Medical Center · KRUlsan College · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Breast cancer is the most common malignancy in Korean women, and its incidence continues to increase. The Korean Breast Cancer Society (KBCS) established a nationwide breast cancer database through its online enrollment program in 1996. This study aimed to analyze the clinical characteristics of breast cancer in Korea, and to assess the pattern of changes in breast cancer management in 2018. We analyzed the KBCS and Korea Central Cancer Registry (KCCR) databases in 2018. In 2018, 28,157 patients were newly diagnosed with breast cancer, of whom 4,510 had noninvasive breast cancer and 23,647 had invasive breast cancer. The age-standardized rate of breast cancer in 2018 was 79.0 per 100,000 women (65.6 invasive, 13.4 noninvasive). The median age of female patients diagnosed with breast cancer in 2018 was 52 years, and the incidence of breast cancer was the highest in the 40-49-years age group (9,432 patients, 33.6%). The proportion of patients with stage 0 and stage I breast cancer continued to increase, accounting for 63.8% of cases, and breast-conserving surgery was performed more often than mastectomy (66.2% vs. 33.0%). The most common subtypes of breast cancer were hormone receptor [HR]-positive and human epidermal growth factor receptor-2 (HER2)-negative types (65.9% of cases), while the HR-negative and HER2-positive types accounted for 9.2% of cases. According to the KCCR data, from 2014 to 2018, the 5-year relative survival rate of patients with breast cancer was 93.3%, which was 14.0% higher than that from 1993 to 1995 (79.3%). The clinical characteristics of breast cancer in Korea have been changing, and national databases can improve our understanding of the disease characteristics of Korean women. Therefore, updating the KBCS registry is important for the effective management of breast cancer in Korea.

Indexed as

Breast neoplasmsEpidemiologyKoreaRegistriesStatistics

Identifiers

PMID33913273
PMCPMC8090800
OpenAlexW3158403965

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.