{"id":"https://openalex.org/W4408697247","doi":"https://doi.org/10.1186/s12911-025-02951-7","title":"Survival analysis using machine learning in transplantation: a practical introduction","display_name":"Survival analysis using machine learning in transplantation: a practical introduction","publication_year":2025,"publication_date":"2025-03-21","ids":{"openalex":"https://openalex.org/W4408697247","doi":"https://doi.org/10.1186/s12911-025-02951-7","pmid":"https://pubmed.ncbi.nlm.nih.gov/40119422"},"language":"en","primary_location":{"id":"doi:10.1186/s12911-025-02951-7","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-025-02951-7","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-025-02951-7","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-025-02951-7","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042778461","display_name":"Andrea Garc\u00eda-L\u00f3pez","orcid":"https://orcid.org/0000-0002-3940-1413"},"institutions":[{"id":"https://openalex.org/I2801136558","display_name":"Organizaci\u00f3n Nacional de Trasplantes","ror":"https://ror.org/00v1wt879","country_code":"ES","type":"facility","lineage":["https://openalex.org/I2801136558","https://openalex.org/I4210098440"]},{"id":"https://openalex.org/I4387153394","display_name":"Colombiana de Trasplantes","ror":"https://ror.org/00ry7rd40","country_code":null,"type":"healthcare","lineage":["https://openalex.org/I4387153394"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Andrea Garcia-Lopez","raw_affiliation_strings":["Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia. aegarcia@colombianadetrasplantes.com","Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia. aegarcia@colombianadetrasplantes.com","institution_ids":["https://openalex.org/I2801136558"]},{"raw_affiliation_string":"Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia","institution_ids":["https://openalex.org/I4387153394"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107615264","display_name":"Maritza Jim\u00e9nez-G\u00f3mez","orcid":null},"institutions":[{"id":"https://openalex.org/I4387153394","display_name":"Colombiana de Trasplantes","ror":"https://ror.org/00ry7rd40","country_code":null,"type":"healthcare","lineage":["https://openalex.org/I4387153394"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Maritza Jim\u00e9nez-G\u00f3mez","raw_affiliation_strings":["Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia","institution_ids":["https://openalex.org/I4387153394"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5093237395","display_name":"Andrea G\u00f3mez-Montero","orcid":"https://orcid.org/0000-0001-6220-500X"},"institutions":[{"id":"https://openalex.org/I4387153394","display_name":"Colombiana de Trasplantes","ror":"https://ror.org/00ry7rd40","country_code":null,"type":"healthcare","lineage":["https://openalex.org/I4387153394"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Andrea Gomez-Montero","raw_affiliation_strings":["Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia","institution_ids":["https://openalex.org/I4387153394"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Juan Camilo Gonzalez-Sierra","orcid":null},"institutions":[{"id":"https://openalex.org/I162096671","display_name":"Universidad de Los Andes","ror":"https://ror.org/02mhbdp94","country_code":"CO","type":"education","lineage":["https://openalex.org/I162096671"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Juan Camilo Gonzalez-Sierra","raw_affiliation_strings":["Universidad de los Andes, Bogot\u00e1, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad de los Andes, Bogot\u00e1, Colombia","institution_ids":["https://openalex.org/I162096671"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070552540","display_name":"Santiago Cabas","orcid":"https://orcid.org/0009-0002-1437-3978"},"institutions":[{"id":"https://openalex.org/I4387153394","display_name":"Colombiana de Trasplantes","ror":"https://ror.org/00ry7rd40","country_code":null,"type":"healthcare","lineage":["https://openalex.org/I4387153394"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Santiago Cabas","raw_affiliation_strings":["Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia","institution_ids":["https://openalex.org/I4387153394"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002193576","display_name":"Fernando Gir\u00f3n-Luque","orcid":"https://orcid.org/0000-0001-6307-0848"},"institutions":[{"id":"https://openalex.org/I4210120040","display_name":"Fundaci\u00f3n Neumol\u00f3gica Colombiana","ror":"https://ror.org/02j5f0439","country_code":"CO","type":"nonprofit","lineage":["https://openalex.org/I4210120040"]},{"id":"https://openalex.org/I4387153394","display_name":"Colombiana de Trasplantes","ror":"https://ror.org/00ry7rd40","country_code":null,"type":"healthcare","lineage":["https://openalex.org/I4387153394"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Fernando Giron-Luque","raw_affiliation_strings":["Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia","Transplant Surgery Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia","institution_ids":["https://openalex.org/I4387153394"]},{"raw_affiliation_string":"Transplant Surgery Department, Colombiana de Trasplantes, Bogot\u00e1, Colombia","institution_ids":["https://openalex.org/I4210120040"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5042778461"],"corresponding_institution_ids":["https://openalex.org/I2801136558","https://openalex.org/I4387153394"],"apc_list":{"value":2690,"currency":"USD","value_usd":2690},"apc_paid":{"value":2690,"currency":"USD","value_usd":2690},"fwci":8.5157,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.97899543,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"25","issue":"1","first_page":"141","last_page":"141"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10373","display_name":"Renal Transplantation Outcomes and Treatments","score":0.6439999938011169,"subfield":{"id":"https://openalex.org/subfields/2747","display_name":"Transplantation"},"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/T10373","display_name":"Renal Transplantation Outcomes and Treatments","score":0.6439999938011169,"subfield":{"id":"https://openalex.org/subfields/2747","display_name":"Transplantation"},"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/T11163","display_name":"Organ Donation and Transplantation","score":0.08079999685287476,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/T10999","display_name":"Organ Transplantation Techniques and Outcomes","score":0.03319999948143959,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/brier-score","display_name":"Brier score","score":0.8397397398948669},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.537156879901886},{"id":"https://openalex.org/keywords/random-forest","display_name":"Random forest","score":0.5093346834182739},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4690665900707245},{"id":"https://openalex.org/keywords/transplantation","display_name":"Transplantation","score":0.448533833026886},{"id":"https://openalex.org/keywords/proportional-hazards-model","display_name":"Proportional hazards model","score":0.4356454610824585},{"id":"https://openalex.org/keywords/hyperparameter","display_name":"Hyperparameter","score":0.43205636739730835},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4112228751182556},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.40222540497779846},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.38792309165000916},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.3008214235305786},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.126079261302948},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.1209995448589325}],"concepts":[{"id":"https://openalex.org/C35405484","wikidata":"https://www.wikidata.org/wiki/Q4967066","display_name":"Brier score","level":2,"score":0.8397397398948669},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.537156879901886},{"id":"https://openalex.org/C169258074","wikidata":"https://www.wikidata.org/wiki/Q245748","display_name":"Random forest","level":2,"score":0.5093346834182739},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4690665900707245},{"id":"https://openalex.org/C2911091166","wikidata":"https://www.wikidata.org/wiki/Q106419912","display_name":"Transplantation","level":2,"score":0.448533833026886},{"id":"https://openalex.org/C50382708","wikidata":"https://www.wikidata.org/wiki/Q223218","display_name":"Proportional hazards model","level":2,"score":0.4356454610824585},{"id":"https://openalex.org/C8642999","wikidata":"https://www.wikidata.org/wiki/Q4171168","display_name":"Hyperparameter","level":2,"score":0.43205636739730835},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4112228751182556},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.40222540497779846},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.38792309165000916},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3008214235305786},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.126079261302948},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.1209995448589325}],"mesh":[{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","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":"D006801","descriptor_name":"Humans","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":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016030","descriptor_name":"Kidney Transplantation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016030","descriptor_name":"Kidney Transplantation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016030","descriptor_name":"Kidney Transplantation","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":true},{"descriptor_ui":"D016030","descriptor_name":"Kidney Transplantation","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.1186/s12911-025-02951-7","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-025-02951-7","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-025-02951-7","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},{"id":"pmid:40119422","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/40119422","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,"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":"BMC medical informatics and decision making","raw_type":null},{"id":"pmh:oai:doaj.org/article:251ee55aeabb467194c831f26e123c47","is_oa":true,"landing_page_url":"https://doaj.org/article/251ee55aeabb467194c831f26e123c47","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,"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":"BMC Medical Informatics and Decision Making, Vol 25, Iss 1, Pp 1-15 (2025)","raw_type":"article"},{"id":"pmh:oai:pubmedcentral.nih.gov:11929298","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/11929298","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,"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","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"BMC Med Inform Decis Mak","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.1186/s12911-025-02951-7","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-025-02951-7","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-025-02951-7","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.6600000262260437,"display_name":"Life in Land"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4408697247.pdf"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1964214878","https://openalex.org/W2113540946","https://openalex.org/W2120579447","https://openalex.org/W2268210948","https://openalex.org/W2623839756","https://openalex.org/W2747116615","https://openalex.org/W2903895939","https://openalex.org/W2963096189","https://openalex.org/W2974149241","https://openalex.org/W2988968426","https://openalex.org/W3012012790","https://openalex.org/W3026480683","https://openalex.org/W3043792072","https://openalex.org/W3134537993","https://openalex.org/W3156723266","https://openalex.org/W3210158697","https://openalex.org/W4283213661","https://openalex.org/W4292528167","https://openalex.org/W4312157406","https://openalex.org/W4312178962","https://openalex.org/W4361195901","https://openalex.org/W4372279220","https://openalex.org/W4391572037","https://openalex.org/W4392361150","https://openalex.org/W4399802339"],"related_works":["https://openalex.org/W4293426625","https://openalex.org/W1774890144","https://openalex.org/W4390421286","https://openalex.org/W4386295066","https://openalex.org/W4396679425","https://openalex.org/W4300666889","https://openalex.org/W2953079191","https://openalex.org/W3117882524","https://openalex.org/W4323807719","https://openalex.org/W3090317061"],"abstract_inverted_index":{"BACKGROUND:":[0],"Survival":[1,19],"analysis":[2,47,200,213],"is":[3],"a":[4,52,64,69,134,143,176,207],"critical":[5],"tool":[6],"in":[7,45,48,240,252],"transplantation":[8,50],"studies.":[9],"The":[10,76,108,172,184,197],"integration":[11],"of":[12,41,72,137,154,178,182,188,204,236,264],"machine":[13],"learning":[14],"techniques,":[15],"particularly":[16],"the":[17,39,42,105,138,152,155,212,216,232,237,259],"Random":[18],"Forest":[20],"(RSF)":[21],"model,":[22],"offers":[23],"potential":[24,235],"enhancements":[25],"to":[26,34,38,55,67,94,103,132,150,168],"predictive":[27,59,140,209],"modeling":[28],"and":[29,57,83,90,112,128,193,225,234,248,267],"decision-making.":[30],"This":[31,229],"study":[32,230],"aims":[33],"provide":[35,133],"an":[36,180,202],"introduction":[37],"application":[40],"RSF":[43,65,173,238],"model":[44,66,96,147,174,239],"survival":[46],"kidney":[49,73,241],"alongside":[51],"practical":[53],"guide":[54],"develop":[56],"evaluate":[58,95],"algorithms.":[60],"METHODS:":[61],"We":[62],"employed":[63,102],"analyze":[68],"simulated":[70],"dataset":[71],"transplant":[74,242],"recipients.":[75],"data":[77],"were":[78,101,117,130,163],"split":[79,87],"into":[80],"training,":[81],"validation,":[82],"test":[84],"sets":[85],"using":[86],"sample":[88],"(70%-30%)":[89],"cross-validation":[91],"(5-folds)":[92],"techniques":[93],"performance.":[97,141,210],"Hyperparameter":[98],"tuning":[99],"strategies":[100],"select":[104],"best":[106],"model.":[107],"concordance":[109],"index":[110],"(C-index)":[111],"Integrated":[113],"Brier":[114],"Score":[115],"(IBS)":[116],"used":[118],"for":[119,261],"internal":[120],"validation.":[121],"Additionally,":[122],"time-dependent":[123,198],"AUC,":[124],"F1":[125,185],"score,":[126],"accuracy,":[127],"precision":[129,194],"evaluated":[131],"comprehensive":[135],"assessment":[136],"model's":[139],"Finally,":[142],"Cox":[144],"Proportional":[145],"Hazards":[146],"was":[148,187,191,195],"fitted":[149],"compare":[151],"results":[153],"main":[156],"metrics":[157,247],"between":[158],"both":[159],"models.":[160],"All":[161],"analyses":[162],"supported":[164],"by":[165],"step-by-step":[166],"code":[167],"ensure":[169],"reproducibility.":[170],"FINDINGS:":[171],"obtained":[175],"C-index":[177],"0.774,":[179],"IBS":[181],"0.090.":[183],"score":[186],"0.945,":[189],"accuracy":[190],"89.67":[192],"90.99%.":[196],"ROC":[199],"produced":[201],"AUC":[203],"0.709,":[205],"indicating":[206],"moderate":[208],"Lastly,":[211],"shows":[214],"that":[215],"three":[217],"most":[218],"important":[219],"variables":[220],"are":[221],"donor":[222],"age,":[223],"BMI,":[224],"recipient":[226],"age.":[227],"CONCLUSIONS:":[228],"demonstrates":[231],"robustness":[233],"analysis,":[243],"achieving":[244],"strong":[245],"validation":[246],"highlighting":[249],"its":[250],"advantages":[251],"managing":[253],"complex,":[254],"censored":[255],"data,":[256],"while":[257],"emphasizing":[258],"need":[260],"further":[262],"exploration":[263],"hybrid":[265],"models":[266],"clinical":[268],"integration.":[269]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":3}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-10T00:00:00"}