{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,16]],"date-time":"2026-06-16T21:05:29Z","timestamp":1781643929183,"version":"3.54.5"},"reference-count":41,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2021,4,1]],"date-time":"2021-04-01T00:00:00Z","timestamp":1617235200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2021,4,1]],"date-time":"2021-04-01T00:00:00Z","timestamp":1617235200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2021,4,1]],"date-time":"2021-04-01T00:00:00Z","timestamp":1617235200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2021,4,1]],"date-time":"2021-04-01T00:00:00Z","timestamp":1617235200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2021,4,1]],"date-time":"2021-04-01T00:00:00Z","timestamp":1617235200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2021,4,1]],"date-time":"2021-04-01T00:00:00Z","timestamp":1617235200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2021,4,1]],"date-time":"2021-04-01T00:00:00Z","timestamp":1617235200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"funder":[{"DOI":"10.13039\/501100006383","name":"Cancer Society of Finland","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100006383","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100008490","name":"Radiological Society of Finland","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100008490","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100004092","name":"Kuopio University Hospital","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100004092","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","ejradiology.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["European Journal of Radiology"],"published-print":{"date-parts":[[2021,4]]},"DOI":"10.1016\/j.ejrad.2021.109585","type":"journal-article","created":{"date-parts":[[2021,2,6]],"date-time":"2021-02-06T21:05:52Z","timestamp":1612645552000},"page":"109585","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":6,"special_numbering":"C","title":["The mammographic breast density distribution of Finnish women with breast cancer and comparison of breast density reporting using the 4th and 5th editions of the Breast Imaging-Reporting and Data System"],"prefix":"10.1016","volume":"137","author":[{"given":"Aki","family":"Nyk\u00e4nen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5325-2699","authenticated-orcid":false,"given":"Hidemi","family":"Okuma","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anna","family":"Sutela","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Amro","family":"Masarwah","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ritva","family":"Vanninen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mazen","family":"Sudah","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"6","key":"10.1016\/j.ejrad.2021.109585_bib0005","doi-asserted-by":"crossref","first-page":"1159","DOI":"10.1158\/1055-9965.EPI-06-0034","article-title":"Breast density and parenchymal patterns as markers of breast cancer risk: a meta-analysis","volume":"15","author":"McCormack","year":"2006","journal-title":"Cancer Epidemiol. Biomarkers Prev."},{"issue":"9","key":"10.1016\/j.ejrad.2021.109585_bib0010","doi-asserted-by":"crossref","first-page":"670","DOI":"10.1093\/jnci\/87.9.670","article-title":"Quantitative classification of mammographic densities and breast cancer risk: results from the Canadian National Breast Screening Study","volume":"87","author":"Boyd","year":"1995","journal-title":"J. Natl. Cancer Inst."},{"issue":"3","key":"10.1016\/j.ejrad.2021.109585_bib0015","doi-asserted-by":"crossref","first-page":"227","DOI":"10.1056\/NEJMoa062790","article-title":"Mammographic density and the risk and detection of breast cancer","volume":"356","author":"Boyd","year":"2007","journal-title":"N. Engl. J. Med."},{"key":"10.1016\/j.ejrad.2021.109585_bib0020","doi-asserted-by":"crossref","first-page":"479","DOI":"10.1007\/s10549-014-2901-2","article-title":"Mammographic density \u2013 a review on the current understanding of its association with breast cancer","volume":"144","author":"Huo","year":"2014","journal-title":"Breast Cancer Res. Treat."},{"issue":"9","key":"10.1016\/j.ejrad.2021.109585_bib0025","doi-asserted-by":"crossref","first-page":"96","DOI":"10.1007\/s12032-014-0096-3","article-title":"Prognostic value of mammographic breast density in patients with metastatic breast cancer","volume":"31","author":"Elsamany","year":"2014","journal-title":"Med. Oncol."},{"issue":"5","key":"10.1016\/j.ejrad.2021.109585_bib0030","doi-asserted-by":"crossref","first-page":"368","DOI":"10.1177\/1010539513488795","article-title":"Risk factors of breast cancer: a systematic review and meta-analysis","volume":"25","author":"Anothaisintawee","year":"2013","journal-title":"Asia J. Public Health"},{"issue":"4","key":"10.1016\/j.ejrad.2021.109585_bib0035","doi-asserted-by":"crossref","first-page":"209","DOI":"10.2217\/bmt.15.13","article-title":"Current and future methods for measuring breast density: a brief comparative review","volume":"4","author":"Sak","year":"2015","journal-title":"Breast Cancer Manag."},{"issue":"2","key":"10.1016\/j.ejrad.2021.109585_bib0040","doi-asserted-by":"crossref","first-page":"343","DOI":"10.1158\/1055-9965.EPI-04-0490","article-title":"The association of measured breast tissue characteristics with mammographic density and other risk factors for breast cancer","volume":"14","author":"Li","year":"2005","journal-title":"Cancer Epidemiol. Biomarkers Prev."},{"issue":"18","key":"10.1016\/j.ejrad.2021.109585_bib0045","doi-asserted-by":"crossref","first-page":"4972","DOI":"10.1158\/1078-0432.CCR-13-0029","article-title":"Relationship of mammographic density and gene expression: analysis of normal breast tissue surrounding breast cancer","volume":"19","author":"Sun","year":"2013","journal-title":"Clin. Cancer Res."},{"key":"10.1016\/j.ejrad.2021.109585_bib0050","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1186\/1741-7015-6-11","article-title":"Collagen density promotes mammary tumor initiation and progression","volume":"6","author":"Provenzano","year":"2008","journal-title":"BMC Med."},{"issue":"3","key":"10.1016\/j.ejrad.2021.109585_bib0055","doi-asserted-by":"crossref","first-page":"1221","DOI":"10.1016\/j.ajpath.2010.11.076","article-title":"Aligned collagen is a prognostic signature for survival in human breast carcinoma","volume":"178","author":"Conklin","year":"2011","journal-title":"Am. J. Pathol."},{"issue":"6","key":"10.1016\/j.ejrad.2021.109585_bib0060","doi-asserted-by":"crossref","first-page":"1130","DOI":"10.2214\/ajr.126.6.1130","article-title":"Breast patterns as an index of risk for developing breast cancer","volume":"126","author":"Wolfe","year":"1976","journal-title":"AJR Am. J. Roentgenol."},{"issue":"2","key":"10.1016\/j.ejrad.2021.109585_bib0065","doi-asserted-by":"crossref","first-page":"131","DOI":"10.1016\/S0720-048X(96)01138-2","article-title":"The Tab\u00e1r classification of mammographic parenchymal patterns","volume":"24","author":"Gram","year":"1997","journal-title":"Eur. J. Radiol."},{"issue":"15","key":"10.1016\/j.ejrad.2021.109585_bib0070","doi-asserted-by":"crossref","first-page":"1170","DOI":"10.1093\/jnci\/84.15.1170","article-title":"Relationship between mammographic and histological risk factors for breast cancer","volume":"84","author":"Boyd","year":"1992","journal-title":"J. Natl. Cancer Inst."},{"issue":"4","key":"10.1016\/j.ejrad.2021.109585_bib0075","doi-asserted-by":"crossref","first-page":"R64","DOI":"10.1186\/bcr2123","article-title":"Visually assessed breast density, breast cancer risk and the importance of the craniocaudal view","volume":"10","author":"Duffy","year":"2008","journal-title":"Breast Cancer Res."},{"key":"10.1016\/j.ejrad.2021.109585_bib0080","series-title":"BI-RADS\u00ae Atlas","author":"American College of Radiology","year":"2003"},{"key":"10.1016\/j.ejrad.2021.109585_bib0085","series-title":"BI-RADS\u00ae Atlas","author":"American College of Radiology","year":"2013"},{"issue":"4","key":"10.1016\/j.ejrad.2021.109585_bib0090","doi-asserted-by":"crossref","first-page":"943","DOI":"10.2214\/AJR.16.17518","article-title":"Changes in breast density reporting patterns of radiologists after publication of the 5th edition BI-RADS guidelines: a single institution experience","volume":"209","author":"Irshad","year":"2017","journal-title":"AJR Am. J. Roentgenol."},{"issue":"3","key":"10.1016\/j.ejrad.2021.109585_bib0095","doi-asserted-by":"crossref","first-page":"703","DOI":"10.2214\/AJR.16.17525","article-title":"Comparison of visual assessment of breast density in BI-RADS 4th and 5th editions with automated volumetric measurement","volume":"209","author":"Youk","year":"2017","journal-title":"AJR Am. J. Roentgenol."},{"issue":"2","key":"10.1016\/j.ejrad.2021.109585_bib0100","doi-asserted-by":"crossref","first-page":"316","DOI":"10.1148\/rg.352140134","article-title":"Breast density: clinical implications and assessment methods","volume":"35","author":"Winkler","year":"2015","journal-title":"Radiographics"},{"issue":"1","key":"10.1016\/j.ejrad.2021.109585_bib0105","doi-asserted-by":"crossref","first-page":"242","DOI":"10.1186\/2193-1801-2-242","article-title":"Validation of DM-scan, a computer-assisted tool to assess mammographic density in full-field digital mammograms","volume":"2","author":"Poll\u00e1n","year":"2013","journal-title":"Springerplus"},{"issue":"1","key":"10.1016\/j.ejrad.2021.109585_bib0110","doi-asserted-by":"crossref","first-page":"159","DOI":"10.2307\/2529310","article-title":"The measurement of observer agreement for categorical data","volume":"33","author":"Landis","year":"1977","journal-title":"Biometrics"},{"key":"10.1016\/j.ejrad.2021.109585_bib0115","series-title":"Statistics without Maths for Psychology","author":"Dancey","year":"2007"},{"issue":"9","key":"10.1016\/j.ejrad.2021.109585_bib0120","doi-asserted-by":"crossref","first-page":"807","DOI":"10.1001\/jamainternmed.2013.307","article-title":"Outcomes of screening mammography by frequency, breast density, and postmenopausal hormone therapy","volume":"173","author":"Kerlikowske","year":"2013","journal-title":"JAMA Intern. Med."},{"issue":"2","key":"10.1016\/j.ejrad.2021.109585_bib0125","doi-asserted-by":"crossref","first-page":"277","DOI":"10.1007\/s12282-019-01018-6","article-title":"Influence of breast density on breast cancer risk: a case control study in Japanese women","volume":"27","author":"Nishiyama","year":"2020","journal-title":"Breast Cancer"},{"issue":"4","key":"10.1016\/j.ejrad.2021.109585_bib0130","doi-asserted-by":"crossref","first-page":"1295","DOI":"10.4143\/crt.2018.297","article-title":"Prevalence of women with dense breasts in Korea: results from a nationwide cross-sectional study","volume":"51","author":"Jo","year":"2019","journal-title":"Cancer Res. Treat."},{"key":"10.1016\/j.ejrad.2021.109585_bib0135","doi-asserted-by":"crossref","first-page":"81","DOI":"10.1016\/j.ejrad.2018.11.012","article-title":"Mammographic breast density: how it affects performance indicators in screening programmes?","volume":"110","author":"Posso","year":"2019","journal-title":"Eur. J. Radiol."},{"issue":"11","key":"10.1016\/j.ejrad.2021.109585_bib0140","doi-asserted-by":"crossref","first-page":"2021","DOI":"10.3390\/jcm8112021","article-title":"Mammographic density and screening sensitivity, breast Cancer incidence and associated risk factors in Danish breast cancer screening","volume":"8","author":"Lynge","year":"2019","journal-title":"J. Clin. Med."},{"key":"10.1016\/j.ejrad.2021.109585_bib0145","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pone.0136667","article-title":"Comparing visually assessed BI-RADS breast density and automated volumetric breast density software: a cross-sectional study in a breast Cancer Screening setting","author":"van der Waal","year":"2015","journal-title":"PLoS One"},{"issue":"3","key":"10.1016\/j.ejrad.2021.109585_bib0150","doi-asserted-by":"crossref","first-page":"R48","DOI":"10.1186\/bcr3440","article-title":"Mammographic density and survival in interval breast cancers","volume":"15","author":"Eriksson","year":"2013","journal-title":"Breast Cancer Res."},{"issue":"1","key":"10.1016\/j.ejrad.2021.109585_bib0155","doi-asserted-by":"crossref","first-page":"60","DOI":"10.1148\/radiol.2019190425","article-title":"Digital mammography versus breast tomosynthesis: impact of breast density on diagnostic performance in population-based screening","volume":"293","author":"\u00d8ster\u00e5s","year":"2019","journal-title":"Radiology"},{"issue":"1-2","key":"10.1016\/j.ejrad.2021.109585_bib0160","doi-asserted-by":"crossref","first-page":"57","DOI":"10.1111\/j.1758-8111.2012.00035.x","article-title":"Changes in body mass index and measures of abdominal obesity in Finnish adults between 1992 and 2007, the National FINRISK Study","volume":"2","author":"Lahti-Koski","year":"2012","journal-title":"Clin. Obes."},{"issue":"5","key":"10.1016\/j.ejrad.2021.109585_bib0165","doi-asserted-by":"crossref","first-page":"67","DOI":"10.1016\/j.ejro.2018.04.002","article-title":"Comparison of inter- and intra-observer variability of breast density assessments using the fourth and fifth editions of Breast Imaging Reporting and Data System","volume":"20","author":"Alikhassi","year":"2018","journal-title":"Eur. J. Radiol. Open"},{"issue":"4","key":"10.1016\/j.ejrad.2021.109585_bib0170","doi-asserted-by":"crossref","first-page":"269","DOI":"10.1016\/j.breast.2004.12.004","article-title":"Categorizing breast mammographic density: intra- and interobserver reproducibility of BI-RADS density categories","volume":"14","author":"Ciatto","year":"2005","journal-title":"Breast"},{"issue":"1","key":"10.1016\/j.ejrad.2021.109585_bib0175","doi-asserted-by":"crossref","first-page":"91","DOI":"10.1007\/s13244-011-0139-7","article-title":"Density is in the eye of the beholder: visual versus semi-automated assessment of breast density on standard mammograms","volume":"3","author":"Lobbes","year":"2012","journal-title":"Insights Imaging"},{"issue":"7","key":"10.1016\/j.ejrad.2021.109585_bib0180","doi-asserted-by":"crossref","first-page":"1590","DOI":"10.1158\/0008-5472.CAN-19-2455","article-title":"Heritability of mammographic breast density, density change, microcalcifications, and masses","volume":"80","author":"Holowko","year":"2020","journal-title":"Cancer Res."},{"issue":"7","key":"10.1016\/j.ejrad.2021.109585_bib0185","doi-asserted-by":"crossref","first-page":"1685","DOI":"10.1007\/s00268-014-2605-0","article-title":"Preoperative MRI of the breast (POMB) influences primary treatment in breast cancer: a prospective, randomized, multicenter study","volume":"38","author":"Gonzalez","year":"2014","journal-title":"World J. Surg."},{"issue":"7","key":"10.1016\/j.ejrad.2021.109585_bib0190","doi-asserted-by":"crossref","first-page":"1875","DOI":"10.1007\/s00330-015-3626-2","article-title":"Very low mammographic breast density predicts poorer outcome in patients with invasive breast cancer","volume":"25","author":"Masarwah","year":"2015","journal-title":"Eur. Radiol."},{"issue":"6","key":"10.1016\/j.ejrad.2021.109585_bib0195","doi-asserted-by":"crossref","first-page":"1366","DOI":"10.2214\/AJR.16.16561","article-title":"Effects of changes in BI-RADS density assessment guidelines (Fourth versus fifth edition) on breast density assessment: intra- and interreader agreements and density distribution","volume":"207","author":"Irshad","year":"2016","journal-title":"AJR Am. J. Roentgenol."},{"key":"10.1016\/j.ejrad.2021.109585_bib0200","doi-asserted-by":"crossref","first-page":"2091","DOI":"10.1056\/NEJMoa1903986","article-title":"Supplemental MRI screening for women with extremely dense breast tissue","volume":"381","author":"Bakker","year":"2019","journal-title":"N. Engl. J. Med."},{"issue":"10","key":"10.1016\/j.ejrad.2021.109585_bib0205","first-page":"376","article-title":"The influence of breast density on breast cancer diagnosis: a study of participants in the BC Cancer breast Screening Program","volume":"61","author":"Mar","year":"2019","journal-title":"BC Medical Journal"}],"container-title":["European Journal of Radiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0720048X21000656?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0720048X21000656?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,9]],"date-time":"2025-10-09T07:22:24Z","timestamp":1759994544000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0720048X21000656"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,4]]},"references-count":41,"alternative-id":["S0720048X21000656"],"URL":"https:\/\/doi.org\/10.1016\/j.ejrad.2021.109585","relation":{},"ISSN":["0720-048X"],"issn-type":[{"value":"0720-048X","type":"print"}],"subject":[],"published":{"date-parts":[[2021,4]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"The mammographic breast density distribution of Finnish women with breast cancer and comparison of breast density reporting using the 4th and 5th editions of the Breast Imaging-Reporting and Data System","name":"articletitle","label":"Article Title"},{"value":"European Journal of Radiology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ejrad.2021.109585","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2021 Elsevier B.V. All rights reserved.","name":"copyright","label":"Copyright"}],"article-number":"109585"}}