{"id":"https://openalex.org/W3016973099","doi":"https://doi.org/10.1200/jgo.20.00003","title":"Breast Cancer Survival in Sri Lanka","display_name":"Breast Cancer Survival in Sri Lanka","publication_year":2020,"publication_date":"2020-04-16","ids":{"openalex":"https://openalex.org/W3016973099","doi":"https://doi.org/10.1200/jgo.20.00003","mag":"3016973099","pmid":"https://pubmed.ncbi.nlm.nih.gov/32298163","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/7193800"},"language":"en","primary_location":{"id":"doi:10.1200/jgo.20.00003","doi":"https://doi.org/10.1200/jgo.20.00003","is_oa":true,"landing_page_url":"https://doi.org/10.1200/jgo.20.00003","pdf_url":"https://ascopubs.org/doi/pdfdirect/10.1200/JGO.20.00003","source":{"id":"https://openalex.org/S4210209558","display_name":"JCO Global Oncology","issn_l":"2687-8941","issn":["2687-8941"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","ki-jl-1","medline","norway-1","poland-20","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JCO Global Oncology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ascopubs.org/doi/pdfdirect/10.1200/JGO.20.00003","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5015293040","display_name":"Jayantha Balawardena","orcid":"https://orcid.org/0000-0002-7202-340X","observed_orcids":["https://orcid.org/0000-0002-7202-340X"]},"institutions":[{"id":"https://openalex.org/I197250369","display_name":"General Sir John Kotelawala Defence University","ror":"https://ror.org/04n37he08","country_code":"LK","type":"education","lineage":["https://openalex.org/I197250369"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"Jayantha Balawardena","raw_affiliation_strings":["General Sir John Kotelawela Defence University, Kandawala, Sri Lanka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"General Sir John Kotelawela Defence University, Kandawala, Sri Lanka","institution_ids":["https://openalex.org/I197250369"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091339120","display_name":"Thurairajah Skandarajah","orcid":"https://orcid.org/0000-0003-1127-1183","observed_orcids":["https://orcid.org/0000-0003-1127-1183"]},"institutions":[{"id":"https://openalex.org/I4210138488","display_name":"National Cancer Institute of Sri Lanka","ror":"https://ror.org/04zymc478","country_code":"LK","type":"healthcare","lineage":["https://openalex.org/I4210138488"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"Thurairajah Skandarajah","raw_affiliation_strings":["National Cancer Institute, Ministry of Health, Maharagama, Sri Lanka","Sri Lanka Cancer Research Group"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Cancer Institute, Ministry of Health, Maharagama, Sri Lanka","institution_ids":["https://openalex.org/I4210138488"]},{"raw_affiliation_string":"Sri Lanka Cancer Research Group","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029269115","display_name":"Wasantha Rathnayake","orcid":"https://orcid.org/0000-0002-9362-735X","observed_orcids":["https://orcid.org/0000-0002-9362-735X"]},"institutions":[{"id":"https://openalex.org/I4210138488","display_name":"National Cancer Institute of Sri Lanka","ror":"https://ror.org/04zymc478","country_code":"LK","type":"healthcare","lineage":["https://openalex.org/I4210138488"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"Wasantha Rathnayake","raw_affiliation_strings":["National Cancer Institute, Ministry of Health, Maharagama, Sri Lanka","Sri Lanka Cancer Research Group"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Cancer Institute, Ministry of Health, Maharagama, Sri Lanka","institution_ids":["https://openalex.org/I4210138488"]},{"raw_affiliation_string":"Sri Lanka Cancer Research Group","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062185552","display_name":"Nuradh Joseph","orcid":"https://orcid.org/0000-0002-9519-210X","observed_orcids":["https://orcid.org/0000-0002-9519-210X"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Nuradh Joseph","raw_affiliation_strings":["District General Hospital, Ministry of Health, Chilaw, Sri Lanka","Sri Lanka Cancer Research Group"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"District General Hospital, Ministry of Health, Chilaw, Sri Lanka","institution_ids":[]},{"raw_affiliation_string":"Sri Lanka Cancer Research Group","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5062185552"],"corresponding_institution_ids":[],"apc_list":{"value":2472,"currency":"USD","value_usd":2472},"apc_paid":{"value":2472,"currency":"USD","value_usd":2472},"fwci":1.5827,"has_fulltext":true,"cited_by_count":46,"citation_normalized_percentile":{"value":0.82899683,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"6","issue":"6","first_page":"589","last_page":"599"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10183","display_name":"Breast Cancer Treatment Studies","score":0.8403000235557556,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10183","display_name":"Breast Cancer Treatment Studies","score":0.8403000235557556,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10556","display_name":"Global Cancer Incidence and Screening","score":0.15489999949932098,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11134","display_name":"Breast Lesions and Carcinomas","score":0.001500000013038516,"subfield":{"id":"https://openalex.org/subfields/2734","display_name":"Pathology and Forensic Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/breast-cancer","display_name":"breast cancer","score":0.9179999828338623},{"id":"https://openalex.org/keywords/survival","display_name":"survival","score":0.6919999718666077},{"id":"https://openalex.org/keywords/disease-free-survival","display_name":"disease-free survival","score":0.9150000214576721},{"id":"https://openalex.org/keywords/progression-free-survival","display_name":"progression-free survival","score":0.9950000047683716},{"id":"https://openalex.org/keywords/overall-survival","display_name":"overall survival","score":0.9729999899864197},{"id":"https://openalex.org/keywords/locally-advanced-breast-cancer","display_name":"locally advanced breast cancer","score":0.925000011920929},{"id":"https://openalex.org/keywords/breast-conserving-surgery","display_name":"breast-conserving surgery","score":0.7710000276565552},{"id":"https://openalex.org/keywords/modified-radical-mastectomy","display_name":"modified radical mastectomy","score":0.972000002861023},{"id":"https://openalex.org/keywords/hormone-receptor-status","display_name":"hormone receptor status","score":0.6499999761581421},{"id":"https://openalex.org/keywords/her2-overexpression","display_name":"HER2 overexpression","score":0.9869999885559082},{"id":"https://openalex.org/keywords/triple-negative-breast-cancer","display_name":"triple-negative breast cancer","score":1.0},{"id":"https://openalex.org/keywords/immunohistochemistry","display_name":"immunohistochemistry","score":0.7239999771118164},{"id":"https://openalex.org/keywords/tumor-grade","display_name":"tumor grade","score":0.8349999785423279},{"id":"https://openalex.org/keywords/stage-at-diagnosis","display_name":"stage at diagnosis","score":0.7289999723434448},{"id":"https://openalex.org/keywords/prognostic-factors","display_name":"prognostic factors","score":0.8550000190734863},{"id":"https://openalex.org/keywords/sri-lanka","display_name":"Sri Lanka","score":0.9179999828338623}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8609484434127808},{"id":"https://openalex.org/C530470458","wikidata":"https://www.wikidata.org/wiki/Q128581","display_name":"Breast cancer","level":3,"score":0.690177857875824},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5851866006851196},{"id":"https://openalex.org/C2778311097","wikidata":"https://www.wikidata.org/wiki/Q5903784","display_name":"Hormonal therapy","level":4,"score":0.5764830708503723},{"id":"https://openalex.org/C143998085","wikidata":"https://www.wikidata.org/wiki/Q162555","display_name":"Oncology","level":1,"score":0.5359232425689697},{"id":"https://openalex.org/C121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","level":2,"score":0.5344023108482361},{"id":"https://openalex.org/C2777757722","wikidata":"https://www.wikidata.org/wiki/Q848318","display_name":"Mastectomy","level":4,"score":0.5064681768417358},{"id":"https://openalex.org/C2779786085","wikidata":"https://www.wikidata.org/wiki/Q412616","display_name":"Trastuzumab","level":4,"score":0.4864227771759033},{"id":"https://openalex.org/C509974204","wikidata":"https://www.wikidata.org/wiki/Q180507","display_name":"Radiation therapy","level":2,"score":0.48241862654685974},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.47894006967544556},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.4709530770778656},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.35865113139152527},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D001943","descriptor_name":"Breast Neoplasms","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D001943","descriptor_name":"Breast Neoplasms","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008408","descriptor_name":"Mastectomy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009367","descriptor_name":"Neoplasm Staging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013188","descriptor_name":"Sri Lanka","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D013534","descriptor_name":"Survival","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016896","descriptor_name":"Treatment Outcome","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1200/jgo.20.00003","doi":"https://doi.org/10.1200/jgo.20.00003","is_oa":true,"landing_page_url":"https://doi.org/10.1200/jgo.20.00003","pdf_url":"https://ascopubs.org/doi/pdfdirect/10.1200/JGO.20.00003","source":{"id":"https://openalex.org/S4210209558","display_name":"JCO Global Oncology","issn_l":"2687-8941","issn":["2687-8941"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","ki-jl-1","medline","norway-1","poland-20","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JCO Global Oncology","raw_type":"journal-article"},{"id":"pmid:32298163","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/32298163","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JCO global oncology","raw_type":"Journal Article"},{"id":"pmh:oai:pubmedcentral.nih.gov:7193800","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC7193800/","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JCO Glob Oncol","raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:724408c01b694dcf891ba9e5fd146af4","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/724408c01b694dcf891ba9e5fd146af4","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"JCO Global Oncology, Vol , Iss 6, Pp 589-599 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1200/jgo.20.00003","doi":"https://doi.org/10.1200/jgo.20.00003","is_oa":true,"landing_page_url":"https://doi.org/10.1200/jgo.20.00003","pdf_url":"https://ascopubs.org/doi/pdfdirect/10.1200/JGO.20.00003","source":{"id":"https://openalex.org/S4210209558","display_name":"JCO Global Oncology","issn_l":"2687-8941","issn":["2687-8941"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","ki-jl-1","medline","norway-1","poland-20","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JCO Global Oncology","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":1.0}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3016973099.pdf","grobid_xml":"https://content.openalex.org/works/W3016973099.grobid-xml"},"referenced_works_count":9,"referenced_works":["https://openalex.org/W2045732882","https://openalex.org/W2149908785","https://openalex.org/W2556079332","https://openalex.org/W2736788059","https://openalex.org/W2795258194","https://openalex.org/W2898712177","https://openalex.org/W2943321557","https://openalex.org/W2987648076","https://openalex.org/W2991157941"],"related_works":["https://openalex.org/W2897341371","https://openalex.org/W2597543463","https://openalex.org/W3209725918","https://openalex.org/W3175536190","https://openalex.org/W2602553568","https://openalex.org/W2795258194","https://openalex.org/W2979611417","https://openalex.org/W2045732882","https://openalex.org/W4293214355","https://openalex.org/W2599917233"],"abstract_inverted_index":{"PURPOSE:":[0],"In":[1,97],"this":[2],"study,":[3],"we":[4],"report":[5],"survival":[6,101,118,222],"data":[7,58],"of":[8,12,41,81,85,129,144,167],"the":[9,37,51,61,104,121,178,219],"largest":[10],"cohort":[11],"patients":[13,25,110,130,145,168,197,205,247],"with":[14,26,113,132,169,174,177,198,206,248,257,268],"breast":[15,29,274],"cancer":[16,30,275],"in":[17,50,109,158,196,204,242,246,277],"Sri":[18,42,278],"Lanka.":[19,279],"PATIENTS":[20],"AND":[21],"METHODS:":[22],"All":[23],"female":[24],"histologically":[27],"confirmed":[28],"treated":[31,173],"at":[32,36,70],"a":[33],"single":[34],"unit":[35],"National":[38],"Cancer":[39],"Institute":[40],"Lanka":[43],"between":[44],"1994":[45],"and":[46,57,64,73,83,91,137,160,237,252,263],"2006":[47],"were":[48,55,94,172,239,255],"included":[49],"study.":[52],"Clinical":[53],"records":[54],"reviewed":[56],"obtained":[59],"on":[60],"following":[62],"clinical":[63],"pathologic":[65],"factors:":[66],"age,":[67],"histology,":[68],"stage":[69,238],"presentation,":[71],"grade,":[72],"immunohistochemistry":[74],"profile.":[75],"Treatment":[76],"details":[77],"such":[78],"as":[79],"type":[80],"surgery":[82,271],"use":[84],"systemic":[86],"chemotherapy,":[87],"hormonal":[88],"therapy,":[89],"trastuzumab,":[90],"radiation":[92],"therapy":[93],"also":[95],"collected.":[96],"localized":[98,170,199,243],"cancer,":[99],"disease-free":[100],"(DFS)":[102],"was":[103,120,156,189,209,223],"primary":[105,122],"end":[106,123],"point,":[107],"while":[108,218,245],"who":[111],"presented":[112,131],"de":[114,133],"novo":[115,134],"metastases,":[116,249],"progression-free":[117],"(PFS)":[119],"point.":[124],"RESULTS:":[125],"A":[126],"significant":[127],"proportion":[128],"metastases":[135],"(14%)":[136],"locally":[138],"advanced":[139],"disease":[140,171,208],"(18%).":[141],"While":[142],"57%":[143],"had":[146,162],"hormone-sensitive":[147],"tumors,":[148],"human":[149],"epidermal":[150],"growth":[151],"factor":[152],"receptor":[153],"2":[154],"overexpression":[155],"seen":[157],"14%,":[159],"29%":[161],"triple-negative":[163],"tumors.":[164],"Only":[165],"3%":[166],"breast-conserving":[175,270],"surgery,":[176],"rest":[179],"undergoing":[180],"modified":[181],"radical":[182],"mastectomy.":[183],"The":[184,201],"5-":[185],"year":[186],"DFS":[187],"rate":[188],"71.6%":[190],"(95%":[191,212,226],"CI,":[192,213,227],"69.2":[193],"to":[194,215,229],"74.0)":[195],"disease.":[200],"median":[202,220],"PFS":[203],"metastatic":[207],"20":[210],"months":[211,225],"18":[214],"22":[216],"months),":[217],"overall":[221],"30":[224],"32":[228],"35":[230],"months).":[231],"On":[232],"multivariable":[233],"analysis,":[234],"immunohistochemical":[235,250],"group":[236,251],"prognostic":[240],"factors":[241],"disease,":[244],"tumor":[253],"grade":[254],"associated":[256],"PFS.":[258],"CONCLUSION:":[259],"More":[260],"effective":[261],"screening":[262],"early":[264],"detection":[265],"programs":[266],"along":[267],"increasing":[269],"will":[272],"improve":[273],"outcomes":[276]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":1}],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2020-04-24T00:00:00"}