{"id":"https://openalex.org/W4413050248","doi":"https://doi.org/10.3233/shti250988","title":"Development of Multivariable Prediction Models for 30-Day Risk of Readmission After COPD Hospital Admission: A Retrospective Cohort Study Using Electronic Medical Record Data from 7 Hospitals","display_name":"Development of Multivariable Prediction Models for 30-Day Risk of Readmission After COPD Hospital Admission: A Retrospective Cohort Study Using Electronic Medical Record Data from 7 Hospitals","publication_year":2025,"publication_date":"2025-08-07","ids":{"openalex":"https://openalex.org/W4413050248","doi":"https://doi.org/10.3233/shti250988","pmid":"https://pubmed.ncbi.nlm.nih.gov/40776006"},"language":"en","primary_location":{"id":"doi:10.3233/shti250988","is_oa":true,"landing_page_url":"https://doi.org/10.3233/shti250988","pdf_url":null,"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":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.3233/shti250988","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009135633","display_name":"Robert Wu","orcid":"https://orcid.org/0000-0002-6895-1107"},"institutions":[{"id":"https://openalex.org/I1325899441","display_name":"University Health Network","ror":"https://ror.org/042xt5161","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I1325899441"]},{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Robert Wu","raw_affiliation_strings":["Department of Medicine, University of Toronto, Toronto, Canada","Division of General Internal Medicine, University Health Network, Toronto, Canada"],"raw_orcid":"https://orcid.org/0000-0002-6895-1107","affiliations":[{"raw_affiliation_string":"Department of Medicine, University of Toronto, Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]},{"raw_affiliation_string":"Division of General Internal Medicine, University Health Network, Toronto, Canada","institution_ids":["https://openalex.org/I1325899441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001776366","display_name":"Ronald Chow","orcid":null},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Ronald Chow","raw_affiliation_strings":["Department of Medicine, University of Toronto, Toronto, Canada"],"raw_orcid":"https://orcid.org/0000-0001-6195-8624","affiliations":[{"raw_affiliation_string":"Department of Medicine, University of Toronto, Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059761580","display_name":"Olivia W So","orcid":null},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Olivia So","raw_affiliation_strings":["Department of Medicine, University of Toronto, Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, University of Toronto, Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041232738","display_name":"Lauren Lapointe\u2010Shaw","orcid":"https://orcid.org/0000-0003-4485-6719"},"institutions":[{"id":"https://openalex.org/I1325899441","display_name":"University Health Network","ror":"https://ror.org/042xt5161","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I1325899441"]},{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Lauren Lapointe-Shaw","raw_affiliation_strings":["Department of Medicine, University of Toronto, Toronto, Canada","Division of General Internal Medicine, University Health Network, Toronto, Canada"],"raw_orcid":"https://orcid.org/0000-0003-4485-6719","affiliations":[{"raw_affiliation_string":"Department of Medicine, University of Toronto, Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]},{"raw_affiliation_string":"Division of General Internal Medicine, University Health Network, Toronto, Canada","institution_ids":["https://openalex.org/I1325899441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058862746","display_name":"Alex Mariakakis","orcid":"https://orcid.org/0000-0002-9986-3345"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Alex Mariakakis","raw_affiliation_strings":["Department of Computer Science, University of Toronto, Toronto, Canada"],"raw_orcid":"https://orcid.org/0000-0002-9986-3345","affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Toronto, Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091415199","display_name":"Andrea S. Gershon","orcid":"https://orcid.org/0000-0002-0246-594X"},"institutions":[{"id":"https://openalex.org/I1323843004","display_name":"Sunnybrook Health Science Centre","ror":"https://ror.org/03wefcv03","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I1323843004"]},{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Andrea Gershon","raw_affiliation_strings":["Department of Medicine, University of Toronto, Toronto, Canada","Division of Respirology, Sunnybrook Health Sciences Center, Toronto, Canada"],"raw_orcid":"https://orcid.org/0000-0002-0246-594X","affiliations":[{"raw_affiliation_string":"Department of Medicine, University of Toronto, Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]},{"raw_affiliation_string":"Division of Respirology, Sunnybrook Health Sciences Center, Toronto, Canada","institution_ids":["https://openalex.org/I1323843004"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.43180212,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"329","issue":null,"first_page":"992","last_page":"996"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10198","display_name":"Heart Failure Treatment and Management","score":0.9225999712944031,"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/T10198","display_name":"Heart Failure Treatment and Management","score":0.9225999712944031,"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/T10143","display_name":"Chronic Obstructive Pulmonary Disease (COPD) Research","score":0.026200000196695328,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory 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/T12246","display_name":"Chronic Disease Management Strategies","score":0.0052999998442828655,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/medical-record","display_name":"Medical record","score":0.6706419587135315},{"id":"https://openalex.org/keywords/retrospective-cohort-study","display_name":"Retrospective cohort study","score":0.6477514505386353},{"id":"https://openalex.org/keywords/copd","display_name":"COPD","score":0.6458027362823486},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.6375534534454346},{"id":"https://openalex.org/keywords/cohort","display_name":"Cohort","score":0.5549660921096802},{"id":"https://openalex.org/keywords/electronic-health-record","display_name":"Electronic health record","score":0.5313594341278076},{"id":"https://openalex.org/keywords/emergency-medicine","display_name":"Emergency medicine","score":0.518770694732666},{"id":"https://openalex.org/keywords/electronic-medical-record","display_name":"Electronic medical record","score":0.5100892186164856},{"id":"https://openalex.org/keywords/hospital-readmission","display_name":"Hospital readmission","score":0.4608265161514282},{"id":"https://openalex.org/keywords/multivariable-calculus","display_name":"Multivariable calculus","score":0.43638160824775696},{"id":"https://openalex.org/keywords/medical-emergency","display_name":"Medical emergency","score":0.3540968894958496},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.24312734603881836},{"id":"https://openalex.org/keywords/health-care","display_name":"Health care","score":0.1338399350643158}],"concepts":[{"id":"https://openalex.org/C195910791","wikidata":"https://www.wikidata.org/wiki/Q1324077","display_name":"Medical record","level":2,"score":0.6706419587135315},{"id":"https://openalex.org/C167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","level":2,"score":0.6477514505386353},{"id":"https://openalex.org/C2776780178","wikidata":"https://www.wikidata.org/wiki/Q199804","display_name":"COPD","level":2,"score":0.6458027362823486},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6375534534454346},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.5549660921096802},{"id":"https://openalex.org/C3020144179","wikidata":"https://www.wikidata.org/wiki/Q10871684","display_name":"Electronic health record","level":3,"score":0.5313594341278076},{"id":"https://openalex.org/C194828623","wikidata":"https://www.wikidata.org/wiki/Q2861470","display_name":"Emergency medicine","level":1,"score":0.518770694732666},{"id":"https://openalex.org/C3018060332","wikidata":"https://www.wikidata.org/wiki/Q10871684","display_name":"Electronic medical record","level":2,"score":0.5100892186164856},{"id":"https://openalex.org/C2776644030","wikidata":"https://www.wikidata.org/wiki/Q25324519","display_name":"Hospital readmission","level":2,"score":0.4608265161514282},{"id":"https://openalex.org/C117312493","wikidata":"https://www.wikidata.org/wiki/Q2035437","display_name":"Multivariable calculus","level":2,"score":0.43638160824775696},{"id":"https://openalex.org/C545542383","wikidata":"https://www.wikidata.org/wiki/Q2751242","display_name":"Medical emergency","level":1,"score":0.3540968894958496},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.24312734603881836},{"id":"https://openalex.org/C160735492","wikidata":"https://www.wikidata.org/wiki/Q31207","display_name":"Health care","level":2,"score":0.1338399350643158},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","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":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002170","descriptor_name":"Canada","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D002170","descriptor_name":"Canada","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D002170","descriptor_name":"Canada","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"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":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"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":"D008875","descriptor_name":"Middle Aged","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":"D009864","descriptor_name":"Ontario","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D009864","descriptor_name":"Ontario","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D009864","descriptor_name":"Ontario","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D010359","descriptor_name":"Patient Readmission","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true},{"descriptor_ui":"D010359","descriptor_name":"Patient Readmission","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true},{"descriptor_ui":"D010359","descriptor_name":"Patient Readmission","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true},{"descriptor_ui":"D012189","descriptor_name":"Retrospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012189","descriptor_name":"Retrospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012189","descriptor_name":"Retrospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012307","descriptor_name":"Risk Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012307","descriptor_name":"Risk Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012307","descriptor_name":"Risk Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018570","descriptor_name":"Risk Assessment","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D018570","descriptor_name":"Risk Assessment","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D018570","descriptor_name":"Risk Assessment","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":true},{"descriptor_ui":"D057286","descriptor_name":"Electronic Health Records","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true},{"descriptor_ui":"D057286","descriptor_name":"Electronic Health Records","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true},{"descriptor_ui":"D057286","descriptor_name":"Electronic Health Records","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.3233/shti250988","is_oa":true,"landing_page_url":"https://doi.org/10.3233/shti250988","pdf_url":null,"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:40776006","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/40776006","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}],"best_oa_location":{"id":"doi:10.3233/shti250988","is_oa":true,"landing_page_url":"https://doi.org/10.3233/shti250988","pdf_url":null,"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":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2391441194","https://openalex.org/W2034489805","https://openalex.org/W2182132744","https://openalex.org/W2319754990","https://openalex.org/W4214779231","https://openalex.org/W2421931440","https://openalex.org/W3121779332","https://openalex.org/W142736459","https://openalex.org/W2386164369","https://openalex.org/W2065564607"],"abstract_inverted_index":{"BACKGROUND:":[0],"Approximately":[1],"20%":[2],"of":[3,14,34,54,119,140,171,179,196,202],"patients":[4,71,114],"who":[5,29],"are":[6,17,24,30],"discharged":[7,72],"from":[8,91,225],"hospital":[9],"for":[10,42],"an":[11,77,117,220],"acute":[12,221],"exacerbation":[13,118,222],"COPD":[15],"(AECOPD)":[16],"readmitted":[18,123],"within":[19],"30":[20,125],"days.":[21,126],"Prediction":[22],"scores":[23],"helpful":[25],"to":[26,66,87,93,214,236],"identify":[27],"those":[28],"at":[31,95,124,167],"higher":[32],"risk":[33,198],"readmission,":[35],"such":[36],"that":[37],"they":[38],"can":[39],"be":[40,234],"prioritized":[41],"readmission-reducing":[43],"interventions.":[44],"OBJECTIVES:":[45],"To":[46],"develop":[47],"and":[48,52,103,136,150],"determine":[49],"the":[50,112,200,205],"accuracy":[51],"precision":[53],"a":[55,74,168,174,186],"clinical":[56,211],"prediction":[57,212],"model":[58],"using":[59,84,223],"data":[60,224],"available":[61],"in":[62,70,98,189,204],"electronic":[63,228],"medical":[64,229],"records":[65],"predict":[67,215],"30-day":[68,217],"readmission":[69,197],"after":[73,219],"hospitalization":[75],"with":[76,107,116,138,163,185],"AECOPD.":[78],"METHODS:":[79],"A":[80],"dataset":[81],"was":[82,182,199],"created":[83],"all":[85],"admissions":[86],"General":[88],"Internal":[89],"Medicine":[90],"2012":[92],"2018":[94],"seven":[96],"hospitals":[97],"Toronto,":[99],"Canada.":[100],"We":[101,209],"fit":[102],"internally":[104],"validated":[105],"models":[106,128,157,213],"six":[108],"algorithms.":[109],"RESULTS:":[110],"Of":[111],"16,314":[113],"admitted":[115],"COPD,":[120],"15.4%":[121],"were":[122],"Top-performing":[127],"included":[129],"LASSO,":[130],"logistic":[131],"regression,":[132],"linear":[133],"discriminant":[134],"analysis,":[135],"XGBoost":[137],"C-statistics":[139],"0.688":[141],"\u00b1":[142,145,148,152],"0.024,":[143],"0.690":[144],"0.026,":[146],"0.687":[147],"0.023,":[149],"0.686":[151],"0.022.":[153],"The":[154,192],"four":[155],"top":[156],"had":[158],"similarly":[159],"high":[160],"specificity":[161,181],"(96%-98%)":[162],"poor":[164],"sensitivity":[165,190],"(14%-20%)":[166],"decision":[169,177],"threshold":[170,178],"50%.":[172],"At":[173],"more":[175],"aggressive":[176],"20%,":[180],"less":[183],"(69%-73%)":[184],"modest":[187],"improvement":[188],"(55%-59%).":[191],"most":[193],"important":[194],"predictor":[195],"number":[201],"hospitalizations":[203],"previous":[206],"year.":[207],"CONCLUSION:":[208],"generated":[210],"all-cause":[216],"readmissions":[218],"7":[226],"hospitals'":[227],"records.":[230],"Further":[231],"work":[232],"should":[233],"done":[235],"improve":[237],"performance,":[238],"especially":[239],"sensitivity.":[240]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
