{"id":"https://openalex.org/W4391224388","doi":"https://doi.org/10.3233/shti230969","title":"Predicting In-Hospital Death from Derived EHR Trajectory Features","display_name":"Predicting In-Hospital Death from Derived EHR Trajectory Features","publication_year":2024,"publication_date":"2024-01-25","ids":{"openalex":"https://openalex.org/W4391224388","doi":"https://doi.org/10.3233/shti230969","pmid":"https://pubmed.ncbi.nlm.nih.gov/38269807"},"language":"en","primary_location":{"id":"doi:10.3233/shti230969","is_oa":true,"landing_page_url":"https://doi.org/10.3233/shti230969","pdf_url":"https://ebooks.iospress.nl/pdf/doi/10.3233/SHTI230969","source":{"id":"https://openalex.org/S4210179765","display_name":"Studies in health technology and informatics","issn_l":"0926-9630","issn":["0926-9630","1879-8365"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"book series"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Health Technology and Informatics","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ebooks.iospress.nl/pdf/doi/10.3233/SHTI230969","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5093787719","display_name":"Rajeev Bopche","orcid":"https://orcid.org/0000-0003-4835-9488"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Rajeev Bopche","raw_affiliation_strings":["Norwegian University of Science and Technology, Trondheim, Norway"],"raw_orcid":"https://orcid.org/0000-0003-4835-9488","affiliations":[{"raw_affiliation_string":"Norwegian University of Science and Technology, Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006178262","display_name":"Lise Tuset Gustad","orcid":"https://orcid.org/0000-0003-2709-3991"},"institutions":[{"id":"https://openalex.org/I2802079931","display_name":"Nord University","ror":"https://ror.org/030mwrt98","country_code":"NO","type":"education","lineage":["https://openalex.org/I2802079931"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Lise Tuset Gustad","raw_affiliation_strings":["Nord University, Levanger, Norway"],"raw_orcid":"https://orcid.org/0000-0003-2709-3991","affiliations":[{"raw_affiliation_string":"Nord University, Levanger, Norway","institution_ids":["https://openalex.org/I2802079931"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086464504","display_name":"Jan Egil Afset","orcid":"https://orcid.org/0000-0003-2489-4179"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Jan Egil Afset","raw_affiliation_strings":["Norwegian University of Science and Technology, Trondheim, Norway"],"raw_orcid":"https://orcid.org/0000-0003-2489-4179","affiliations":[{"raw_affiliation_string":"Norwegian University of Science and Technology, Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040915656","display_name":"Jan Kristian Dam\u00e5s","orcid":"https://orcid.org/0000-0003-4268-671X"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Jan Kristian Dam\u00e5s","raw_affiliation_strings":["Norwegian University of Science and Technology, Trondheim, Norway"],"raw_orcid":"https://orcid.org/0000-0003-4268-671X","affiliations":[{"raw_affiliation_string":"Norwegian University of Science and Technology, Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022242950","display_name":"\u00d8ystein Nytr\u00f8","orcid":"https://orcid.org/0000-0002-8163-2362"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":true,"raw_author_name":"\u00d8ystein Nytr\u00f8","raw_affiliation_strings":["Norwegian University of Science and Technology, Trondheim, Norway"],"raw_orcid":"https://orcid.org/0000-0002-8163-2362","affiliations":[{"raw_affiliation_string":"Norwegian University of Science and Technology, Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5022242950"],"corresponding_institution_ids":["https://openalex.org/I204778367"],"apc_list":null,"apc_paid":null,"fwci":4.5019,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.94423405,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"310","issue":null,"first_page":"269","last_page":"273"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13702","display_name":"Machine Learning in Healthcare","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13702","display_name":"Machine Learning in Healthcare","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11775","display_name":"COVID-19 diagnosis using AI","score":0.9128000140190125,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T11396","display_name":"Artificial Intelligence in Healthcare","score":0.9039000272750854,"subfield":{"id":"https://openalex.org/subfields/3605","display_name":"Health Information Management"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/feature-engineering","display_name":"Feature engineering","score":0.5966617465019226},{"id":"https://openalex.org/keywords/gradient-boosting","display_name":"Gradient boosting","score":0.5760040283203125},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5614545345306396},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.5233718156814575},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5180599689483643},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5149977207183838},{"id":"https://openalex.org/keywords/medical-record","display_name":"Medical record","score":0.48446154594421387},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.4148108959197998},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.40505892038345337},{"id":"https://openalex.org/keywords/emergency-medicine","display_name":"Emergency medicine","score":0.38043004274368286},{"id":"https://openalex.org/keywords/medical-emergency","display_name":"Medical emergency","score":0.34936946630477905},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.24473848938941956},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.14183002710342407}],"concepts":[{"id":"https://openalex.org/C2778827112","wikidata":"https://www.wikidata.org/wiki/Q22245680","display_name":"Feature engineering","level":3,"score":0.5966617465019226},{"id":"https://openalex.org/C70153297","wikidata":"https://www.wikidata.org/wiki/Q5591907","display_name":"Gradient boosting","level":3,"score":0.5760040283203125},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5614545345306396},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5233718156814575},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5180599689483643},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5149977207183838},{"id":"https://openalex.org/C195910791","wikidata":"https://www.wikidata.org/wiki/Q1324077","display_name":"Medical record","level":2,"score":0.48446154594421387},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.4148108959197998},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.40505892038345337},{"id":"https://openalex.org/C194828623","wikidata":"https://www.wikidata.org/wiki/Q2861470","display_name":"Emergency medicine","level":1,"score":0.38043004274368286},{"id":"https://openalex.org/C545542383","wikidata":"https://www.wikidata.org/wiki/Q2751242","display_name":"Medical emergency","level":1,"score":0.34936946630477905},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.24473848938941956},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.14183002710342407},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C169258074","wikidata":"https://www.wikidata.org/wiki/Q245748","display_name":"Random forest","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004738","descriptor_name":"Engineering","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004738","descriptor_name":"Engineering","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004738","descriptor_name":"Engineering","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006761","descriptor_name":"Hospitals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006761","descriptor_name":"Hospitals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006761","descriptor_name":"Hospitals","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":"D008499","descriptor_name":"Medical Records","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008499","descriptor_name":"Medical Records","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008499","descriptor_name":"Medical Records","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017052","descriptor_name":"Hospital Mortality","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017052","descriptor_name":"Hospital Mortality","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017052","descriptor_name":"Hospital Mortality","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":6,"locations":[{"id":"doi:10.3233/shti230969","is_oa":true,"landing_page_url":"https://doi.org/10.3233/shti230969","pdf_url":"https://ebooks.iospress.nl/pdf/doi/10.3233/SHTI230969","source":{"id":"https://openalex.org/S4210179765","display_name":"Studies in health technology and informatics","issn_l":"0926-9630","issn":["0926-9630","1879-8365"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"book series"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Health Technology and Informatics","raw_type":"book-chapter"},{"id":"pmid:38269807","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/38269807","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":"Studies in health technology and informatics","raw_type":null},{"id":"pmh:oai:munin.uit.no:10037/31417","is_oa":true,"landing_page_url":"https://hdl.handle.net/10037/31417","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/bookPart"},{"id":"pmh:oai:nordopen.nord.no:11250/3127423","is_oa":true,"landing_page_url":"https://hdl.handle.net/11250/3127423","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"269-273","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:ntnuopen.ntnu.no:11250/3103184","is_oa":true,"landing_page_url":"https://hdl.handle.net/11250/3103184","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/bookPart"},{"id":"pmh:oai:ntnuopen.ntnu.no:11250/3126575","is_oa":true,"landing_page_url":"https://hdl.handle.net/11250/3126575","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/bookPart"}],"best_oa_location":{"id":"doi:10.3233/shti230969","is_oa":true,"landing_page_url":"https://doi.org/10.3233/shti230969","pdf_url":"https://ebooks.iospress.nl/pdf/doi/10.3233/SHTI230969","source":{"id":"https://openalex.org/S4210179765","display_name":"Studies in health technology and informatics","issn_l":"0926-9630","issn":["0926-9630","1879-8365"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"book series"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Health Technology and Informatics","raw_type":"book-chapter"},"sustainable_development_goals":[{"score":0.7200000286102295,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4391224388.pdf"},"referenced_works_count":8,"referenced_works":["https://openalex.org/W2001253920","https://openalex.org/W2027106132","https://openalex.org/W2057443209","https://openalex.org/W2141395532","https://openalex.org/W2548940529","https://openalex.org/W2985962305","https://openalex.org/W2998530579","https://openalex.org/W3092005729"],"related_works":["https://openalex.org/W3036633074","https://openalex.org/W2750075801","https://openalex.org/W3164948662","https://openalex.org/W3153597579","https://openalex.org/W4366460224","https://openalex.org/W4385336128","https://openalex.org/W3111142340","https://openalex.org/W4236518021","https://openalex.org/W4309374909","https://openalex.org/W4240141642"],"abstract_inverted_index":{"Medical":[0],"histories":[1],"of":[2,26,59,63,72,114,120,125],"patients":[3,70],"can":[4],"predict":[5,15],"a":[6,43],"patient's":[7],"immediate":[8],"future.":[9],"While":[10],"most":[11,135],"studies":[12],"propose":[13],"to":[14,41,130],"survival":[16],"from":[17,34],"vital":[18],"signs":[19],"and":[20,82,84,127],"hospital":[21,109],"tests":[22],"within":[23],"one":[24],"episode":[25,62,110],"care,":[27],"we":[28],"carried":[29],"out":[30],"selective":[31],"feature":[32,86],"engineering":[33],"longitudinal":[35],"medical":[36],"records":[37],"in":[38,67,106],"this":[39],"study":[40],"develop":[42],"dataset":[44],"with":[45,111],"derived":[46],"features.":[47,137],"We":[48],"thereafter":[49],"trained":[50],"multiple":[51],"machine":[52,76],"learning":[53,77],"models":[54],"for":[55,103],"the":[56,85,89,100,107,118,121,134],"binary":[57],"prediction":[58],"whether":[60],"an":[61,112],"care":[64],"will":[65],"culminate":[66],"death":[68,105],"among":[69],"suspected":[71],"bloodstream":[73],"infections.":[74],"The":[75,94],"classifier":[78],"performance":[79,102],"is":[80,92],"evaluated":[81],"compared":[83],"importance":[87],"impacting":[88],"model":[90,98],"output":[91],"explored.":[93],"extreme":[95],"gradient":[96],"boosting":[97],"achieved":[99],"best":[101],"predicting":[104],"next":[108],"accuracy":[113],"92%.":[115],"Age":[116],"at":[117],"time":[119],"first":[122],"visit,":[123],"length":[124],"history,":[126],"information":[128],"related":[129],"recent":[131],"episodes":[132],"were":[133],"critical":[136]},"counts_by_year":[{"year":2024,"cited_by_count":5}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}
