CANCERFACTSHEETS:BREASTCANCER

Estimatedage-standardisedrates(World)intheworld(per100000)

Males Females IncidenceMortality

WHOSouth-EastAsiaRegion

Moredevelopedregions

WHOAfricanRegion

WHORegionoftheAmericas

WHOEasternMediterraneanRegion

WHOEuropeanRegion

Lessdevelopedregions

WHOWesternPacificRegion

IARCMemberState(24countries)

UnitedStatesofAmerica

China

India

EuropeanUnion(EU-28)

50 0 50100 100

Ataglance

Breastcanceristhesecondmostcommoncanceroverall,andbyfarthemostcommoncancerinwomen.In2012,worldwide,thereareestimatedtohavebeen1.67millionnewcases(25%ofallincidentcancercases).Itisthemostcommoncancerinwomeninbothmoreandlessdevelopedregions,withslightlymore2012casesestimatedtohaveoccurredinlessdevelopedregions(883000cases)thaninmoredevelopedregions(794000cases).Incidenceratesvarybyafactorofnearly4acrosstheworldregions,with2012rates(per100000)rangingfrom27casesincentralAfricaandineasternAsiato96casesinwesternEurope.

Breastcanceristhefifthmostcommoncauseofdeathfromcanceroverall,with522000breastcancerdeathsestimatedtohaveoccurredin2012.Althoughitisstillthemostcommoncauseofcancerdeathinwomeninlessdevelopedregions(with324000deathsin2012;14.3%ofallcancerdeathsinwomeninlessdevelopedregions),itisnowthesecondmostcommoncauseofcancerdeath(afterlungcancer)inwomeninmoredevelopedregions(with198000deathsin2012;15.4%ofallcancerdeathsinwomeninmoredevelopedregions).Thevariationinmortalityratesacrossworldregionsislessthanthevariationinincidencerates,duetobettersurvivalinthe(high-incidence)developedregions,with2012mortalityrates(per100000women)rangingfrom6deathsineasternAsiato20deathsinwesternAfrica.

Estimatedincidence,mortalityandprevalence(5years)worlwidein2012

Estimatednumbers Cases Deaths 5-year-prev

World 1671149 521907 17159060

Moredevelopedregions 788200 197618 8273689

Lessdevelopedregions 882949 324289 8885371

WHOAfricanRegion 99760 49061 895005

WHORegionoftheAmericas 408281 92058 4114742

WHOEasternMediterraneanRegion 99284 42228 732587

WHOEuropeanRegion 494076 142979 4909685

WHOSouth-EastAsiaRegion 239612 109631 2040925

WHOWesternPacificRegion 329762 85837 4463736

IARCMemberState(24countries) 934832 256832 9401981

UnitedStatesofAmerica 232714 43909 2373019

China 187213 47984 2549427

India 144937 70218 1125960

EuropeanUnion(EU-28) 361608 91585 3463915

Estimatedage-standardizedrates(World)ofincidencecases,females,breastcancer,worldwidein2012

≥111.9

46.2–65.4

34.0–46.2

24.2–34.0

<4.6

Nodata

Notapplicable

Allrightsreserved.ThedesignationsemployedandthepresentationofthematerialinthispublicationdonotimplytheexpressionofanyopinionwhatsoeveronthepartoftheWorldHealthOrganization/InternationalAgencyforResearchonCancerconcerningthelegalstatusofanycountry,territory,cityorareaorofitsauthorities,orconcerningthedelimitationofitsfrontiersorboundaries.Dottedanddashedlinesonmapsrepresentapproximateborderlinesforwhichtheremaynotyetbefullagreement.

Datasource:GLOBOCAN2012Graphproduction:IARC(http://gco.iarc.fr/today)WorldHealthOrganization

©InternationalAgencyforResearchonCancer2016

Estimatedage-standardizedrates(World)ofincidencecases,females,breastcancer,worldwidein2012

*RegionaldataNORDCAN(www.ancr.nu)ECO(eco.iarc.fr)England:www.ons.gov.uk

*RegionaldataCI5.iarc.fr

*RegionaldataCI5.iarc.frAustralia:www.aih.gov.auNewZealand:wwww.health.govt.nzUSA:seer.cancer.gov

Estimatedage-standardizedrates(World)ofdeaths,females,breastcancer,worldwidein2012

≥28.4

15.2–18.2

13.1–15.2

10.1–13.1

<1.8

Nodata

Notapplicable

Allrightsreserved.ThedesignationsemployedandthepresentationofthematerialinthispublicationdonotimplytheexpressionofanyopinionwhatsoeveronthepartoftheWorldHealthOrganization/InternationalAgencyforResearchonCancerconcerningthelegalstatusofanycountry,territory,cityorareaorofitsauthorities,orconcerningthedelimitationofitsfrontiersorboundaries.Dottedanddashedlinesonmapsrepresentapproximateborderlinesforwhichtheremaynotyetbefullagreement.

Datasource:GLOBOCAN2012Graphproduction:IARC(http://gco.iarc.fr/today)WorldHealthOrganization

©InternationalAgencyforResearchonCancer2016

Estimatedage-standardizedrates(World)ofdeaths,females,breastcancer,worldwidein2012

WHO(www.who.int/healthinfo/en/) WHO(www.who.int/healthinfo/en/) WHO(www.who.int/healthinfo/en/)