{"id":"https://openalex.org/W7128023348","doi":"https://doi.org/10.1093/eurheartj/ehaf784.1672","title":"External validation of the EuroSCORE II and the STSPROM for patients undergoing isolated coronary artery bypass grafting in a developing country","display_name":"External validation of the EuroSCORE II and the STSPROM for patients undergoing isolated coronary artery bypass grafting in a developing country","publication_year":2025,"publication_date":"2025-11-01","ids":{"openalex":"https://openalex.org/W7128023348","doi":"https://doi.org/10.1093/eurheartj/ehaf784.1672"},"language":"en","primary_location":{"id":"doi:10.1093/eurheartj/ehaf784.1672","doi":"https://doi.org/10.1093/eurheartj/ehaf784.1672","is_oa":false,"landing_page_url":"https://doi.org/10.1093/eurheartj/ehaf784.1672","pdf_url":null,"source":{"id":"https://openalex.org/S181568219","display_name":"European Heart Journal","issn_l":"0195-668X","issn":["0195-668X","1522-9645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"European Heart Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5023056549","display_name":"Abdelkader Boukhmis","orcid":"https://orcid.org/0000-0002-9734-6651","observed_orcids":["https://orcid.org/0000-0002-9734-6651"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A Boukhmis","raw_affiliation_strings":["EHS Mohamed Abderrahmani , Algiers ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"EHS Mohamed Abderrahmani , Algiers ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009158529","display_name":"Hakim Himeur","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"H Himeur","raw_affiliation_strings":["EHS Mohamed Abderrahmani , Algiers ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"EHS Mohamed Abderrahmani , Algiers ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035072422","display_name":"Assia Haddad","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A Haddad","raw_affiliation_strings":["EHS Mohamed Abderrahmani , Algiers ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"EHS Mohamed Abderrahmani , Algiers ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006732509","display_name":"M.K. Guerchani","orcid":"https://orcid.org/0000-0002-7055-272X","observed_orcids":["https://orcid.org/0000-0002-7055-272X"]},"institutions":[{"id":"https://openalex.org/I4210155467","display_name":"H\u00f4pital Mustapha Pacha","ror":"https://ror.org/056yje678","country_code":"DZ","type":"healthcare","lineage":["https://openalex.org/I4210155467"]}],"countries":["DZ"],"is_corresponding":false,"raw_author_name":"M K Guerchani","raw_affiliation_strings":["CHU Mustapha , Algiers ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CHU Mustapha , Algiers ,","institution_ids":["https://openalex.org/I4210155467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086801749","display_name":"Boulnouar Djafer","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"B Djafer","raw_affiliation_strings":["EHS Mohamed Abderrahmani , Algiers ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"EHS Mohamed Abderrahmani , Algiers ,","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5240,"currency":"EUR","value_usd":5922},"apc_paid":null,"fwci":0.6378,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.606485,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"46","issue":"Supplement_1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11055","display_name":"Cardiac and Coronary Surgery Techniques","score":0.9804999828338623,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11055","display_name":"Cardiac and Coronary Surgery Techniques","score":0.9804999828338623,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.011099999770522118,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T10193","display_name":"Coronary Interventions and Diagnostics","score":0.0027000000700354576,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/euroscore-ii","display_name":"EuroSCORE II","score":0.9959999918937683},{"id":"https://openalex.org/keywords/sts-prom","display_name":"STS-PROM","score":0.8769999742507935},{"id":"https://openalex.org/keywords/isolated-coronary-artery-bypass-grafting","display_name":"isolated coronary artery bypass grafting","score":0.9179999828338623},{"id":"https://openalex.org/keywords/external-validation","display_name":"external validation","score":0.8550000190734863},{"id":"https://openalex.org/keywords/30-day-mortality","display_name":"30-day mortality","score":0.8489999771118164},{"id":"https://openalex.org/keywords/risk-score-calibration","display_name":"risk score calibration","score":0.7319999933242798},{"id":"https://openalex.org/keywords/risk-score-discrimination","display_name":"risk score discrimination","score":0.6980000138282776},{"id":"https://openalex.org/keywords/developing-countries","display_name":"developing countries","score":0.6259999871253967}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9721999764442444},{"id":"https://openalex.org/C2779040412","wikidata":"https://www.wikidata.org/wiki/Q5411565","display_name":"EuroSCORE","level":3,"score":0.9326000213623047},{"id":"https://openalex.org/C3017915907","wikidata":"https://www.wikidata.org/wiki/Q186020","display_name":"Bypass grafting","level":3,"score":0.6949999928474426},{"id":"https://openalex.org/C58471807","wikidata":"https://www.wikidata.org/wiki/Q327120","display_name":"Receiver operating characteristic","level":2,"score":0.5306000113487244},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.5250999927520752},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.49399998784065247},{"id":"https://openalex.org/C2776820930","wikidata":"https://www.wikidata.org/wiki/Q9655","display_name":"Artery","level":2,"score":0.4754999876022339},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.44940000772476196},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.43560001254081726},{"id":"https://openalex.org/C207386681","wikidata":"https://www.wikidata.org/wiki/Q451323","display_name":"Derivation","level":3,"score":0.3944000005722046},{"id":"https://openalex.org/C179755657","wikidata":"https://www.wikidata.org/wiki/Q58702","display_name":"Mortality rate","level":2,"score":0.3682999908924103},{"id":"https://openalex.org/C12174686","wikidata":"https://www.wikidata.org/wiki/Q1058438","display_name":"Risk assessment","level":2,"score":0.36000001430511475},{"id":"https://openalex.org/C2778789114","wikidata":"https://www.wikidata.org/wiki/Q235007","display_name":"Cardiac surgery","level":2,"score":0.337799996137619},{"id":"https://openalex.org/C2777984932","wikidata":"https://www.wikidata.org/wiki/Q7336293","display_name":"Risk of mortality","level":2,"score":0.33070001006126404},{"id":"https://openalex.org/C2775901492","wikidata":"https://www.wikidata.org/wiki/Q186020","display_name":"Coronary artery bypass surgery","level":3,"score":0.3111000061035156},{"id":"https://openalex.org/C11783203","wikidata":"https://www.wikidata.org/wiki/Q5478027","display_name":"Framingham Risk Score","level":3,"score":0.3077999949455261},{"id":"https://openalex.org/C2778213512","wikidata":"https://www.wikidata.org/wiki/Q844935","display_name":"Coronary artery disease","level":2,"score":0.30720001459121704},{"id":"https://openalex.org/C2775937945","wikidata":"https://www.wikidata.org/wiki/Q222958","display_name":"Grafting","level":3,"score":0.2964000105857849},{"id":"https://openalex.org/C188816634","wikidata":"https://www.wikidata.org/wiki/Q2113324","display_name":"Prospective cohort study","level":2,"score":0.2874000072479248},{"id":"https://openalex.org/C198433322","wikidata":"https://www.wikidata.org/wiki/Q3910099","display_name":"Predictive value of tests","level":2,"score":0.25040000677108765}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1093/eurheartj/ehaf784.1672","doi":"https://doi.org/10.1093/eurheartj/ehaf784.1672","is_oa":false,"landing_page_url":"https://doi.org/10.1093/eurheartj/ehaf784.1672","pdf_url":null,"source":{"id":"https://openalex.org/S181568219","display_name":"European Heart Journal","issn_l":"0195-668X","issn":["0195-668X","1522-9645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"European Heart Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4313443984","https://openalex.org/W4402338038","https://openalex.org/W3165870664","https://openalex.org/W2480123954","https://openalex.org/W2018366473","https://openalex.org/W4225824154","https://openalex.org/W4416715081","https://openalex.org/W4408666436","https://openalex.org/W3217497768","https://openalex.org/W2800820069"],"abstract_inverted_index":{"Abstract":[0],"Introduction":[1],"The":[2,88,126,137,144,179,251],"applicability":[3],"of":[4,18,23,48,91,240,253,261],"European":[5,32],"system":[6],"for":[7,53,162,168,217,277,282],"cardiac":[8],"operative":[9],"risk":[10,51,93,239,256],"evaluation":[11],"II":[12,85,149,170,188,206,225,263],"(EuroSCORE":[13],"II)":[14],"and":[15,33,79,86,107,133,150,155,166,174,207,226,230],"the":[16,46,83,98,101,111,121,163,186,191,238,259,269],"Society":[17],"Thoracic":[19],"Surgeons":[20],"Predicted":[21],"Risk":[22],"Mortality":[24],"(STS-PROM),":[25],"which":[26],"have":[27],"been":[28],"developed":[29],"mostly":[30],"from":[31,68],"American":[34],"datasets,":[35],"is":[36,266],"questionable":[37],"outside":[38,268],"these":[39,49,92],"regions.":[40],"Purpose":[41],"We":[42],"aimed":[43],"to":[44,82],"assess":[45],"performance":[47],"two":[50],"scores":[52,94],"patients":[54],"undergoing":[55],"isolated":[56,74,245,278,283],"coronary":[57],"artery":[58],"bypass":[59],"grafting":[60],"(CABG)":[61],"in":[62,247],"a":[63,248,254],"developing":[64,249],"country.":[65,250],"Methods":[66],"Data":[67],"235":[69],"consecutive":[70],"patients,":[71],"who":[72],"underwent":[73],"CABG,":[75],"were":[76,95,108,118,135,273],"prospectively":[77],"collected":[78],"scored":[80],"according":[81],"EuroSCORE":[84,148,169,187,205,224,262],"STS-PROM.":[87],"discriminative":[89],"powers":[90],"evaluated":[96],"by":[97,110,120,147,151],"area":[99],"under":[100,209],"receiver":[102],"operating":[103],"characteristic":[104],"curve":[105],"(AUC)":[106],"compared":[109],"De":[112],"Long's":[113],"test,":[114],"while":[115],"their":[116,182],"calibrations":[117],"tested":[119],"Hosmer-Lemeshow":[122],"goodness-of-fit":[123],"test.":[124],"Results":[125],"mean":[127],"patient":[128],"age":[129],"was":[130,142,160],"59.08":[131],"years":[132],"18.3%":[134],"female.":[136],"mortality":[138,145,212,243],"at":[139],"30":[140,241],"days":[141,242],"3.40%.":[143],"expected":[146],"STS-PROM":[152,192,208,227],"was:":[153],"1.33%":[154],"0.78%,":[156],"respectively.":[157],"Discriminatory":[158],"ability":[159],"good":[161,231],"STS":[164],"PROM":[165],"excellent":[167,229],"(AUCs":[171],"=":[172,201],"0.788,":[173],"0.892,":[175],"respectively)":[176],"(Figure":[177],"1).":[178],"comparison":[180],"between":[181],"AUCs":[183],"showed":[184],"that":[185],"outperformed":[189],"significantly":[190],"(0.893":[193],"versus":[194],"0.788.":[195],"95%":[196],"Confidence":[197],"Interval:":[198],"0.004-0.204,":[199],"P":[200],"0.041).":[202],"Regarding":[203],"calibration,":[204],"estimated":[210],"observed":[211],"(Hosmer-Lemeshow":[213],"test:":[214],"P\u02c2":[215],"0.001":[216],"both":[218,236],"scores)":[219],"(":[220],"Figure":[221],"2).":[222],"Conclusion":[223],"had":[228],"discriminating":[232],"power,":[233],"respectively,":[234],"but":[235],"underestimated":[237],"following":[244],"CABG":[246,279,284],"development":[252],"local":[255],"score":[257],"or":[258,264],"recalibration":[260],"STSPROM":[265],"necessary":[267],"countries":[270],"where":[271],"they":[272],"originally":[274],"developed.ROC":[275],"curves":[276],"Calibration":[280],"plots":[281]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-02-07T00:00:00"}