{"id":"https://openalex.org/W2915228522","doi":"https://doi.org/10.1109/tase.2019.2896271","title":"Improving Discharge Process at the University of Wisconsin Hospital: A System-Theoretic Method","display_name":"Improving Discharge Process at the University of Wisconsin Hospital: A System-Theoretic Method","publication_year":2019,"publication_date":"2019-02-20","ids":{"openalex":"https://openalex.org/W2915228522","doi":"https://doi.org/10.1109/tase.2019.2896271","mag":"2915228522"},"language":"en","primary_location":{"id":"doi:10.1109/tase.2019.2896271","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tase.2019.2896271","pdf_url":null,"source":{"id":"https://openalex.org/S34881539","display_name":"IEEE Transactions on Automation Science and Engineering","issn_l":"1545-5955","issn":["1545-5955","1558-3783"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Automation Science and Engineering","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100442856","display_name":"Nan Chen","orcid":"https://orcid.org/0000-0002-7346-3060"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Nan Chen","raw_affiliation_strings":["Department of Industrial Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002391709","display_name":"Xiaolei Xie","orcid":"https://orcid.org/0000-0002-5133-9712"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaolei Xie","raw_affiliation_strings":["Department of Industrial Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079301959","display_name":"Zexian Zeng","orcid":"https://orcid.org/0000-0002-3905-3244"},"institutions":[{"id":"https://openalex.org/I111979921","display_name":"Northwestern University","ror":"https://ror.org/000e0be47","country_code":"US","type":"education","lineage":["https://openalex.org/I111979921"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zexian Zeng","raw_affiliation_strings":["Feinberg School of Medicine, Northwestern University, Chicago, IL, USA"],"affiliations":[{"raw_affiliation_string":"Feinberg School of Medicine, Northwestern University, Chicago, IL, USA","institution_ids":["https://openalex.org/I111979921"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018562621","display_name":"Xiang Zhong","orcid":"https://orcid.org/0000-0002-6214-5876"},"institutions":[{"id":"https://openalex.org/I33213144","display_name":"University of Florida","ror":"https://ror.org/02y3ad647","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiang Zhong","raw_affiliation_strings":["Department of Industrial and Systems Engineering, University of Florida, Gainesville, FL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Industrial and Systems Engineering, University of Florida, Gainesville, FL, USA","institution_ids":["https://openalex.org/I33213144"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081863686","display_name":"Maria Brenny\u2010Fitzpatrick","orcid":"https://orcid.org/0000-0002-3009-6918"},"institutions":[{"id":"https://openalex.org/I2799905417","display_name":"UW Health University Hospital","ror":"https://ror.org/02mqqhj42","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2799905417","https://openalex.org/I4210132596"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Maria Brenny-Fitzpatrick","raw_affiliation_strings":["University of Wisconsin Hospital and Clinics, Madison, WI, USA"],"affiliations":[{"raw_affiliation_string":"University of Wisconsin Hospital and Clinics, Madison, WI, USA","institution_ids":["https://openalex.org/I2799905417"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059601328","display_name":"Barbara A. Liegel","orcid":null},"institutions":[{"id":"https://openalex.org/I2799905417","display_name":"UW Health University Hospital","ror":"https://ror.org/02mqqhj42","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2799905417","https://openalex.org/I4210132596"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Barbara A. Liegel","raw_affiliation_strings":["University of Wisconsin Hospital and Clinics, Madison, WI, USA"],"affiliations":[{"raw_affiliation_string":"University of Wisconsin Hospital and Clinics, Madison, WI, USA","institution_ids":["https://openalex.org/I2799905417"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100414978","display_name":"Zheng Li","orcid":"https://orcid.org/0000-0002-1518-5605"},"institutions":[{"id":"https://openalex.org/I135310074","display_name":"University of Wisconsin\u2013Madison","ror":"https://ror.org/01y2jtd41","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Li Zheng","raw_affiliation_strings":["Department of Industrial and Systems Engineering, University of Wisconsin\u2013Madison, Madison, WI, USA"],"affiliations":[{"raw_affiliation_string":"Department of Industrial and Systems Engineering, University of Wisconsin\u2013Madison, Madison, WI, USA","institution_ids":["https://openalex.org/I135310074"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059704385","display_name":"Jingshan Li","orcid":"https://orcid.org/0000-0003-0148-1232"},"institutions":[{"id":"https://openalex.org/I135310074","display_name":"University of Wisconsin\u2013Madison","ror":"https://ror.org/01y2jtd41","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jingshan Li","raw_affiliation_strings":["Department of Industrial and Systems Engineering, University of Wisconsin, Madison, WI, USA"],"affiliations":[{"raw_affiliation_string":"Department of Industrial and Systems Engineering, University of Wisconsin, Madison, WI, USA","institution_ids":["https://openalex.org/I135310074"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5100442856"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":1.6508,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.8287221,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"16","issue":"4","first_page":"1732","last_page":"1749"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11773","display_name":"Healthcare Operations and Scheduling Optimization","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3604","display_name":"Emergency Medical Services"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11773","display_name":"Healthcare Operations and Scheduling Optimization","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3604","display_name":"Emergency Medical Services"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10496","display_name":"Pharmaceutical Practices and Patient Outcomes","score":0.9925000071525574,"subfield":{"id":"https://openalex.org/subfields/2717","display_name":"Geriatrics and Gerontology"},"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/T10508","display_name":"Patient Safety and Medication Errors","score":0.991100013256073,"subfield":{"id":"https://openalex.org/subfields/3604","display_name":"Emergency Medical Services"},"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/bottleneck","display_name":"Bottleneck","score":0.7995971441268921},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5931950807571411},{"id":"https://openalex.org/keywords/stochastic-process","display_name":"Stochastic process","score":0.5179911851882935},{"id":"https://openalex.org/keywords/aggregate","display_name":"Aggregate (composite)","score":0.4750514030456543},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.459789514541626},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.41191065311431885},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3534911870956421},{"id":"https://openalex.org/keywords/industrial-engineering","display_name":"Industrial engineering","score":0.32702553272247314},{"id":"https://openalex.org/keywords/operations-management","display_name":"Operations management","score":0.22896277904510498},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21785643696784973},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1720695197582245},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.1162533164024353}],"concepts":[{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.7995971441268921},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5931950807571411},{"id":"https://openalex.org/C8272713","wikidata":"https://www.wikidata.org/wiki/Q176737","display_name":"Stochastic process","level":2,"score":0.5179911851882935},{"id":"https://openalex.org/C4679612","wikidata":"https://www.wikidata.org/wiki/Q866298","display_name":"Aggregate (composite)","level":2,"score":0.4750514030456543},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.459789514541626},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.41191065311431885},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3534911870956421},{"id":"https://openalex.org/C13736549","wikidata":"https://www.wikidata.org/wiki/Q4489420","display_name":"Industrial engineering","level":1,"score":0.32702553272247314},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.22896277904510498},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21785643696784973},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1720695197582245},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.1162533164024353},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tase.2019.2896271","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tase.2019.2896271","pdf_url":null,"source":{"id":"https://openalex.org/S34881539","display_name":"IEEE Transactions on Automation Science and Engineering","issn_l":"1545-5955","issn":["1545-5955","1558-3783"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Automation Science and Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4699999988079071,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"awards":[{"id":"https://openalex.org/G7876914125","display_name":null,"funder_award_id":"71501109","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8067245375","display_name":null,"funder_award_id":"1536987","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G8578417150","display_name":null,"funder_award_id":"CMMI-1233807","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W567831738","https://openalex.org/W588098693","https://openalex.org/W1564303924","https://openalex.org/W1589440227","https://openalex.org/W1983517899","https://openalex.org/W1989295459","https://openalex.org/W1993053792","https://openalex.org/W2008322952","https://openalex.org/W2020528964","https://openalex.org/W2027269074","https://openalex.org/W2027466257","https://openalex.org/W2035558237","https://openalex.org/W2043220947","https://openalex.org/W2048520093","https://openalex.org/W2051428927","https://openalex.org/W2060075755","https://openalex.org/W2079970626","https://openalex.org/W2090584059","https://openalex.org/W2103370441","https://openalex.org/W2109455021","https://openalex.org/W2117431885","https://openalex.org/W2124921992","https://openalex.org/W2125352818","https://openalex.org/W2125819357","https://openalex.org/W2136289988","https://openalex.org/W2137327544","https://openalex.org/W2163384670","https://openalex.org/W2163964329","https://openalex.org/W2214332123","https://openalex.org/W2406566176","https://openalex.org/W2515983974","https://openalex.org/W2573960561","https://openalex.org/W2751971772","https://openalex.org/W2759251922","https://openalex.org/W2779514017","https://openalex.org/W4232414536","https://openalex.org/W6633786142"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2374412966","https://openalex.org/W2357325779","https://openalex.org/W2357461155","https://openalex.org/W2347110410","https://openalex.org/W1990162691","https://openalex.org/W2923305711","https://openalex.org/W4249055589","https://openalex.org/W2887828623","https://openalex.org/W2134618261"],"abstract_inverted_index":{"This":[0],"paper":[1],"introduces":[2],"a":[3,26,37,85,88,104],"system-theoretic":[4],"approach":[5],"to":[6,43,66,83],"improve":[7,107],"inpatient":[8],"discharge":[9,21,84,109],"process":[10,22,28,110],"at":[11,111],"the":[12,45,50,68,74,81,108],"University":[13],"of":[14,47],"Wisconsin":[15],"(UW)":[16],"Hospital.":[17],"The":[18],"complex":[19],"hospital":[20],"is":[23,41,64,99],"modeled":[24],"by":[25,57,101],"stochastic":[27,38],"with":[29],"parallel":[30],"subprocesses,":[31],"splits,":[32],"merges,":[33],"and":[34,52,60,72,77,115,121],"reworks.":[35],"Then,":[36],"analysis":[39],"method":[40],"introduced":[42],"evaluate":[44],"performance":[46,97],"discharge.":[48],"Specifically,":[49],"waiting":[51],"service":[53],"times":[54],"are":[55,118,124],"characterized":[56],"gamma":[58],"distributions,":[59],"an":[61],"efficient":[62],"algorithm":[63],"presented":[65],"aggregate":[67],"multiple":[69],"interacting":[70],"subprocesses":[71],"calculate":[73],"mean,":[75],"variability,":[76],"discharge-time":[78],"performance,":[79],"i.e.,":[80],"probability":[82],"patient":[86],"within":[87],"desired":[89],"or":[90],"given":[91],"time":[92],"interval.":[93],"High":[94],"accuracy":[95],"in":[96],"evaluation":[98],"obtained":[100],"using":[102],"such":[103],"method.":[105],"To":[106],"UW":[112],"Hospital,":[113],"bottleneck":[114],"what-if":[116],"analyses":[117],"carried":[119],"out":[120],"improvement":[122],"recommendations":[123],"discussed.":[125]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}