ArticleBreast cancer (Tokyo, Japan)2024
Annual report of the Japanese Breast Cancer Registry for 2019.
Article in Breast cancer (Tokyo, Japan), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.
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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.
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Who cites it
7 citing papers in PubMed, 10 citations in OpenAlex.
- Annual report of national clinical database-breast cancer registry in 2023: systemic therapy for small breast cancer.Breast cancer (Tokyo, Japan) · 2026Article
- Efficacy of xeno-free induced mesenchymal stem/stromal cells in enhancing autologous fat graft survival.Breast cancer (Tokyo, Japan) · 2026Article
- Impact of the COVID-19 pandemic on breast cancer diagnosis and treatment trends in Japan.Breast cancer (Tokyo, Japan) · 2025Article
- Resignation in Working Women With Breast and Gynecologic Cancers.JAMA network open · 2025Article
- Annual report of National Clinical Database-Breast Cancer Registry in 2021: characteristics categorized by body mass index and menopause status.Breast cancer (Tokyo, Japan) · 2025Article
- Trends in fertility preservation treatments in Japan until 2023: analysis of the Japan Oncofertility Registry.International journal of clinical oncology · 2025Review
- Breast cancer statistics for Japan in 2022: annual report of the national clinical database-breast cancer registry-clinical implications including chemosensitivity of breast cancer with low estrogen receptor expression.Breast cancer (Tokyo, Japan) · 2025Article
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Authors and funding
15 authors at 13 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
This is an annual report by the Japanese Breast Cancer Society regarding the clinical data on breast cancer extracted from the National Clinical Database-Breast Cancer Registry (NCD-BCR) of Japan. Here, we present an updated summary of 98,300 breast cancer cases registered in 2019. The median age at cancer diagnosis was 61 years (interquartile range 49-72 years), and 30.6% of the breast cancer patients were premenopausal. Of the 93,840 patients without distant metastases, 14,118 (15.0%) and 42,047 (44.8%) were diagnosed with stage 0 and I disease, respectively. Breast-conserving surgery was performed in 42,080 (44.8%) patients. Regarding axillary procedures, 62,677 (66.8%) and 7371 (7.9%) patients underwent sentinel node biopsy and axillary node dissection after biopsy, respectively. Whole breast irradiation was administered to 29,795 (70.8%) of the 42,080 patients undergoing breast-conserving surgery. Chest wall irradiation was administered to 5524 (11.1%) of the 49,637 patients who underwent mastectomy. Of the 6912 clinically lymph node-negative patients who received preoperative therapy, 5250 (76.0%) and 427 (6.2%) underwent sentinel node biopsy and axillary node dissection after biopsy, respectively; however, 602 (8.7%) patients initially underwent axillary node dissection without biopsy.
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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.