{"id":"https://openalex.org/W7167478223","doi":"https://doi.org/10.1016/j.ijmedinf.2026.106595","title":"Prediction of in-hospital atrial fibrillation after acute myocardial infarction: a cross-cohort study in Italian and Finnish patients","display_name":"Prediction of in-hospital atrial fibrillation after acute myocardial infarction: a cross-cohort study in Italian and Finnish patients","publication_year":2026,"publication_date":"2026-07-06","ids":{"openalex":"https://openalex.org/W7167478223","doi":"https://doi.org/10.1016/j.ijmedinf.2026.106595","pmid":"https://pubmed.ncbi.nlm.nih.gov/42435612"},"language":"en","primary_location":{"id":"doi:10.1016/j.ijmedinf.2026.106595","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.ijmedinf.2026.106595","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1386505626003357/pdf","source":{"id":"https://openalex.org/S53142634","display_name":"International Journal of Medical Informatics","issn_l":"1386-5056","issn":["1386-5056","1872-8243"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"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":"International Journal of Medical Informatics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://www.sciencedirect.com/science/article/pii/S1386505626003357/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5041180173","display_name":"Matteo Bulloni","orcid":"https://orcid.org/0000-0002-6343-1735"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Matteo Bulloni","raw_affiliation_strings":["Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy. Electronic address: matteo.bulloni@mail.polimi.it"],"raw_orcid":"https://orcid.org/0000-0002-6343-1735","affiliations":[{"raw_affiliation_string":"Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy. Electronic address: matteo.bulloni@mail.polimi.it","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140133453","display_name":"Miriana Torquati","orcid":"https://orcid.org/0009-0008-1588-6138"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Miriana Torquati","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland"],"raw_orcid":"https://orcid.org/0009-0008-1588-6138","affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126135906","display_name":"Roni Ahola","orcid":null},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Roni Ahola","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland"],"raw_orcid":"https://orcid.org/0009-0000-3533-9766","affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5115461424","display_name":"Alice Bonesi","orcid":null},"institutions":[{"id":"https://openalex.org/I4210156707","display_name":"Fondazione IRCCS Istituto Nazionale dei Tumori","ror":"https://ror.org/05dwj7825","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210153126","https://openalex.org/I4210156707"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alice Bonesi","raw_affiliation_strings":["Fondazione IRCCS Istituto Nazionale dei Tumori di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fondazione IRCCS Istituto Nazionale dei Tumori di Milano, Milan, Italy","institution_ids":["https://openalex.org/I4210156707"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004938512","display_name":"Marion Taconn\u00e9","orcid":"https://orcid.org/0000-0001-6812-9159"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Marion Taconn\u00e9","raw_affiliation_strings":["Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy"],"raw_orcid":"https://orcid.org/0000-0001-6812-9159","affiliations":[{"raw_affiliation_string":"Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063874943","display_name":"Antti Vehkaoja","orcid":"https://orcid.org/0000-0003-3721-3467"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Antti Vehkaoja","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland"],"raw_orcid":"https://orcid.org/0000-0003-3721-3467","affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058855914","display_name":"Felix Tirschmann","orcid":"https://orcid.org/0009-0000-1551-4686"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Felix Tirschmann","raw_affiliation_strings":["Protestant University Ludwigsburg, Ludwigsburg, Germany"],"raw_orcid":"https://orcid.org/0009-0000-1551-4686","affiliations":[{"raw_affiliation_string":"Protestant University Ludwigsburg, Ludwigsburg, Germany","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065064730","display_name":"Antti Kallonen","orcid":"https://orcid.org/0000-0001-6199-6356"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Antti Kallonen","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland"],"raw_orcid":"https://orcid.org/0000-0001-6199-6356","affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065241738","display_name":"Pedro Moreno-S\u00e1nchez","orcid":"https://orcid.org/0000-0003-2315-7839"},"institutions":[{"id":"https://openalex.org/I150589677","display_name":"Tampere University of Applied Sciences","ror":"https://ror.org/00bwtjf83","country_code":"FI","type":"education","lineage":["https://openalex.org/I150589677"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Pedro Moreno-S\u00e1nchez","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland; TECNALIA, Basque Research & Technology Alliance (BRTA), Derio, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland; TECNALIA, Basque Research & Technology Alliance (BRTA), Derio, Spain","institution_ids":["https://openalex.org/I150589677"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140128696","display_name":"Leo-Pekka Lyytik\u00e4inen","orcid":null},"institutions":[{"id":"https://openalex.org/I4210126318","display_name":"Tampere University Hospital","ror":"https://ror.org/02hvt5f17","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210126318"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Leo-Pekka Lyytik\u00e4inen","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland; Department of Cardiology, Heart Hospital, Tampere University Hospital, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland; Department of Cardiology, Heart Hospital, Tampere University Hospital, Tampere, Finland","institution_ids":["https://openalex.org/I4210126318","https://openalex.org/I4210133110"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085852635","display_name":"Jussi Hernesniemi","orcid":"https://orcid.org/0000-0002-8111-6421"},"institutions":[{"id":"https://openalex.org/I4210126318","display_name":"Tampere University Hospital","ror":"https://ror.org/02hvt5f17","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210126318"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jussi Hernesniemi","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland; Department of Cardiology, Heart Hospital, Tampere University Hospital, Tampere, Finland"],"raw_orcid":"https://orcid.org/0000-0002-8111-6421","affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland; Department of Cardiology, Heart Hospital, Tampere University Hospital, Tampere, Finland","institution_ids":["https://openalex.org/I4210126318","https://openalex.org/I4210133110"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051485159","display_name":"Erica Rurali","orcid":"https://orcid.org/0000-0002-7291-5811"},"institutions":[{"id":"https://openalex.org/I4210089474","display_name":"Centro Cardiologico Monzino","ror":"https://ror.org/006pq9r08","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210089474","https://openalex.org/I4210153126"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Erica Rurali","raw_affiliation_strings":["Centro Cardiologico Monzino IRCCS, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centro Cardiologico Monzino IRCCS, Milan, Italy","institution_ids":["https://openalex.org/I4210089474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5131404198","display_name":"Valentina Corino","orcid":null},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Valentina Corino","raw_affiliation_strings":["Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014581140","display_name":"Kirsten Brukamp","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kirsten Brukamp","raw_affiliation_strings":["Protestant University Ludwigsburg, Ludwigsburg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Protestant University Ludwigsburg, Ludwigsburg, Germany","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011779177","display_name":"Giancarlo Marenzi","orcid":"https://orcid.org/0000-0003-4410-4461"},"institutions":[{"id":"https://openalex.org/I4210089474","display_name":"Centro Cardiologico Monzino","ror":"https://ror.org/006pq9r08","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210089474","https://openalex.org/I4210153126"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giancarlo Marenzi","raw_affiliation_strings":["Centro Cardiologico Monzino IRCCS, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centro Cardiologico Monzino IRCCS, Milan, Italy","institution_ids":["https://openalex.org/I4210089474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046067488","display_name":"Linda Pattini","orcid":"https://orcid.org/0000-0003-2237-0961"},"institutions":[{"id":"https://openalex.org/I4210089474","display_name":"Centro Cardiologico Monzino","ror":"https://ror.org/006pq9r08","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210089474","https://openalex.org/I4210153126"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Linda Pattini","raw_affiliation_strings":["Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy; Cardio-Tech Lab, Centro Cardiologico Monzino IRCCS, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy; Cardio-Tech Lab, Centro Cardiologico Monzino IRCCS, Milan, Italy","institution_ids":["https://openalex.org/I4210089474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052345290","display_name":"Jos\u00e9 Pablo Werba","orcid":"https://orcid.org/0000-0001-7188-1157"},"institutions":[{"id":"https://openalex.org/I4210089474","display_name":"Centro Cardiologico Monzino","ror":"https://ror.org/006pq9r08","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210089474","https://openalex.org/I4210153126"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 Pablo Werba","raw_affiliation_strings":["Centro Cardiologico Monzino IRCCS, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centro Cardiologico Monzino IRCCS, Milan, Italy","institution_ids":["https://openalex.org/I4210089474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140110225","display_name":"Claudio Tondo","orcid":null},"institutions":[{"id":"https://openalex.org/I4210089474","display_name":"Centro Cardiologico Monzino","ror":"https://ror.org/006pq9r08","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210089474","https://openalex.org/I4210153126"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Claudio Tondo","raw_affiliation_strings":["Centro Cardiologico Monzino IRCCS, Milan, Italy; Department of Biomedical, Surgical and Dental Sciences, University of Milan, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centro Cardiologico Monzino IRCCS, Milan, Italy; Department of Biomedical, Surgical and Dental Sciences, University of Milan, Milan, Italy","institution_ids":["https://openalex.org/I4210089474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135487536","display_name":"Mark van Gils","orcid":"https://orcid.org/0000-0002-0029-1771"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Mark van Gils","raw_affiliation_strings":["Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110714388","display_name":"L Mainardi","orcid":null},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Luca Mainardi","raw_affiliation_strings":["Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5041180173"],"corresponding_institution_ids":["https://openalex.org/I93860229"],"apc_list":{"value":3210,"currency":"USD","value_usd":3210},"apc_paid":{"value":3210,"currency":"USD","value_usd":3210},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.74225661,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"220","issue":null,"first_page":"106595","last_page":"106595"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10065","display_name":"Atrial Fibrillation Management and Outcomes","score":0.7347999811172485,"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"}},"topics":[{"id":"https://openalex.org/T10065","display_name":"Atrial Fibrillation Management and Outcomes","score":0.7347999811172485,"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/T10292","display_name":"Acute Myocardial Infarction Research","score":0.050999999046325684,"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/T10198","display_name":"Heart Failure Treatment and Management","score":0.013399999588727951,"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/atrial-fibrillation","display_name":"Atrial fibrillation","score":0.6705999970436096},{"id":"https://openalex.org/keywords/electrocardiography","display_name":"Electrocardiography","score":0.33629998564720154},{"id":"https://openalex.org/keywords/myocardial-infarction","display_name":"Myocardial infarction","score":0.30070000886917114},{"id":"https://openalex.org/keywords/medline","display_name":"MEDLINE","score":0.29420000314712524},{"id":"https://openalex.org/keywords/heart-failure","display_name":"Heart failure","score":0.29010000824928284},{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.2865999937057495}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8230000138282776},{"id":"https://openalex.org/C2779161974","wikidata":"https://www.wikidata.org/wiki/Q815819","display_name":"Atrial fibrillation","level":2,"score":0.6705999970436096},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.6638000011444092},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.614300012588501},{"id":"https://openalex.org/C2780040984","wikidata":"https://www.wikidata.org/wiki/Q79785","display_name":"Electrocardiography","level":2,"score":0.33629998564720154},{"id":"https://openalex.org/C500558357","wikidata":"https://www.wikidata.org/wiki/Q12152","display_name":"Myocardial infarction","level":2,"score":0.30070000886917114},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.29420000314712524},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.29010000824928284},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.2865999937057495},{"id":"https://openalex.org/C2988455589","wikidata":"https://www.wikidata.org/wiki/Q189331","display_name":"Cardiac arrhythmia","level":3,"score":0.27709999680519104},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.26109999418258667},{"id":"https://openalex.org/C2779159551","wikidata":"https://www.wikidata.org/wiki/Q1414874","display_name":"Comorbidity","level":2,"score":0.260699987411499}],"mesh":[{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000098412","descriptor_name":"Predictive Learning Models","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000098437","descriptor_name":"Prediction Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001281","descriptor_name":"Atrial Fibrillation","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D001281","descriptor_name":"Atrial Fibrillation","qualifier_ui":"Q000209","qualifier_name":"etiology","is_major_topic":true},{"descriptor_ui":"D001281","descriptor_name":"Atrial Fibrillation","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005387","descriptor_name":"Finland","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D006760","descriptor_name":"Hospitalization","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":"D007558","descriptor_name":"Italy","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009203","descriptor_name":"Myocardial Infarction","qualifier_ui":"Q000150","qualifier_name":"complications","is_major_topic":true},{"descriptor_ui":"D011379","descriptor_name":"Prognosis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015331","descriptor_name":"Cohort Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":3,"locations":[{"id":"doi:10.1016/j.ijmedinf.2026.106595","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.ijmedinf.2026.106595","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1386505626003357/pdf","source":{"id":"https://openalex.org/S53142634","display_name":"International Journal of Medical Informatics","issn_l":"1386-5056","issn":["1386-5056","1872-8243"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"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":"International Journal of Medical Informatics","raw_type":"journal-article"},{"id":"pmid:42435612","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42435612","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":"International journal of medical informatics","raw_type":"Journal Article"},{"id":"pmh:oai:air.unimi.it:2434/1263862","is_oa":true,"landing_page_url":"https://hdl.handle.net/2434/1263862","pdf_url":null,"source":{"id":"https://openalex.org/S4306400516","display_name":"Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189158943","host_organization_name":"University of Milan","host_organization_lineage":["https://openalex.org/I189158943"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1016/j.ijmedinf.2026.106595","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.ijmedinf.2026.106595","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1386505626003357/pdf","source":{"id":"https://openalex.org/S53142634","display_name":"International Journal of Medical Informatics","issn_l":"1386-5056","issn":["1386-5056","1872-8243"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"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":"International Journal of Medical Informatics","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.46677687764167786}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321114","display_name":"Bundesministerium f\u00fcr Bildung und Forschung","ror":"https://ror.org/04pz7b180"},{"id":"https://openalex.org/F4320331789","display_name":"Fondazione Regionale per la Ricerca Biomedica","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7167478223.pdf","grobid_xml":"https://content.openalex.org/works/W7167478223.grobid-xml"},"referenced_works_count":37,"referenced_works":["https://openalex.org/W2041453711","https://openalex.org/W2078468026","https://openalex.org/W2091365349","https://openalex.org/W2093849565","https://openalex.org/W2096570004","https://openalex.org/W2112505092","https://openalex.org/W2171739359","https://openalex.org/W2172049258","https://openalex.org/W2341354309","https://openalex.org/W2399636953","https://openalex.org/W2754410236","https://openalex.org/W2964683804","https://openalex.org/W3008003211","https://openalex.org/W3024254578","https://openalex.org/W3112153759","https://openalex.org/W3154208855","https://openalex.org/W3195370372","https://openalex.org/W3200597502","https://openalex.org/W3209934936","https://openalex.org/W4226018551","https://openalex.org/W4283778928","https://openalex.org/W4288426665","https://openalex.org/W4307707376","https://openalex.org/W4321613703","https://openalex.org/W4324018660","https://openalex.org/W4366769366","https://openalex.org/W4386153206","https://openalex.org/W4386758149","https://openalex.org/W4389086820","https://openalex.org/W4389639113","https://openalex.org/W4391288971","https://openalex.org/W4392925236","https://openalex.org/W4405563183","https://openalex.org/W4406015331","https://openalex.org/W4406034937","https://openalex.org/W4406090644","https://openalex.org/W4407719066"],"related_works":[],"abstract_inverted_index":{"BACKGROUND:":[0],"The":[1],"development":[2],"of":[3,76,110,156,167],"atrial":[4],"fibrillation":[5],"(AF)":[6],"during":[7,40],"hospitalization":[8],"for":[9,26,265,280,295],"acute":[10],"myocardial":[11,189],"infarction":[12,190],"(AMI)":[13],"is":[14],"common":[15],"and":[16,68,89,116,142,179,187,208,244,251],"associated":[17],"with":[18],"worse":[19],"prognosis.":[20],"We":[21,66],"aimed":[22],"to":[23,36,197,217,288],"train":[24],"and,":[25],"the":[27,41,111,164,209,261],"first":[28,101,262],"time,":[29],"cross-nationally":[30],"validate":[31],"a":[32,201,249],"machine":[33,225],"learning":[34,226],"model":[35,126,152,256],"predict":[37,235],"AF":[38,86,96,237],"developing":[39],"cardiac":[42],"intensive":[43],"care":[44],"unit":[45],"(CICU)":[46],"stay":[47],"in":[48,52,129,135,181,238,260,292],"post-AMI":[49,77,239],"patients":[50,78,240],"admitted":[51],"sinus":[53],"rhythm,":[54],"using":[55,228],"only":[56],"routine,":[57],"non-electrocardiographic":[58],"clinical":[59,231,293],"parameters":[60,232],"available":[61],"at":[62],"CICU":[63],"admission.":[64],"METHODS:":[65],"developed":[67],"tested":[69],"classification":[70],"pipelines":[71],"on":[72,106],"two":[73],"independent":[74],"cohorts":[75],"from":[79],"Italy":[80],"(ITA,":[81],"Sinus":[82,92],"Rhythm":[83,93],"=":[84,87,94,97],"2,200,":[85],"240)":[88],"Finland":[90],"(FIN,":[91],"3,631,":[95],"452).":[98],"Models":[99],"were":[100,215],"evaluated":[102],"via":[103],"nested":[104],"cross-validation":[105],"held":[107],"out":[108],"samples":[109],"training":[112],"cohort":[113,198,218],"(internal":[114],"testing)":[115],"then":[117],"cross-cohort":[118],"(external":[119],"testing).":[120],"RESULTS:":[121],"An":[122],"L2-regularized":[123],"logistic":[124,254],"regression":[125,255],"performed":[127],"optimally":[128],"each":[130],"case,":[131],"achieving":[132],"comparable":[133],"performances":[134],"internal":[136],"(AUROC:":[137,144],"0.740":[138],"ITA,":[139,199],"0.755":[140],"FIN)":[141],"external":[143],"0.735":[145],"ITA-on-FIN,":[146],"0.723":[147],"FIN-on-ITA)":[148],"testing.":[149],"A":[150,158],"combined-cohort":[151],"achieved":[153,257],"an":[154],"AUROC":[155],"0.749.":[157],"posteriori":[159],"feature":[160],"relevance":[161],"analysis":[162],"confirmed":[163],"predictive":[165],"value":[166],"established":[168],"risk":[169,297],"factors":[170,195],"including":[171],"advanced":[172],"age,":[173],"lower":[174],"left":[175],"ventricular":[176],"ejection":[177],"fraction":[178],"hypertension":[180],"both":[182],"cohorts.":[183],"Ongoing":[184],"aspirin":[185],"therapy":[186],"non-ST-elevation":[188],"emerged":[191],"as":[192],"additional":[193,278],"protective":[194],"exclusive":[196],"whereas":[200],"higher":[202],"high-sensitivity":[203],"C-reactive":[204],"protein":[205],"(risk":[206],"factor)":[207,214],"current":[210],"smoking":[211],"status":[212],"(protective":[213],"specific":[216,282],"FIN.":[219],"CONCLUSIONS:":[220],"Our":[221],"study":[222],"demonstrates":[223],"that":[224,270],"models":[227],"routinely":[229],"collected":[230],"could":[233],"help":[234],"in-hospital":[236],"across":[241],"different":[242],"populations":[243],"national":[245],"healthcare":[246],"systems.":[247],"Notably,":[248],"simple":[250],"fully":[252],"interpretable":[253],"robust":[258],"performance":[259],"cross-national":[263],"validation":[264],"this":[266,281],"prediction":[267],"task,":[268],"suggesting":[269],"more":[271],"complex,":[272],"black-box":[273],"approaches":[274],"may":[275],"offer":[276],"limited":[277],"benefit":[279],"task.":[283],"Further":[284],"improvements":[285],"are":[286],"needed":[287],"reach":[289],"real-world":[290],"application":[291],"contexts":[294],"early":[296],"stratification.":[298]},"counts_by_year":[],"updated_date":"2026-08-16T07:02:28.622633","created_date":"2026-07-07T00:00:00"}