{"id":"https://openalex.org/W2769239162","doi":null,"title":"Abstract 14986: Nationwide Hospital Variation in the Use and Outcomes of Cardiac Stress Testing in Patients Presenting to the Emergency Department","display_name":"Abstract 14986: Nationwide Hospital Variation in the Use and Outcomes of Cardiac Stress Testing in Patients Presenting to the Emergency Department","publication_year":2016,"publication_date":"2016-11-11","ids":{"openalex":"https://openalex.org/W2769239162","mag":"2769239162"},"language":"en","primary_location":{"id":"mag:2769239162","doi":null,"is_oa":false,"landing_page_url":"https://www.ahajournals.org/doi/10.1161/circ.134.suppl_1.14986","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Circulation","raw_type":null},"volume":null,"type":"conference-abstract","is_traditional":false,"indexed_in":[],"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/A5110191311","display_name":"Daniel W. Mudrick","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I127073530","display_name":"OhioHealth","ror":"https://ror.org/012e9j548","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I127073530"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniel W. Mudrick","raw_affiliation_strings":["Heart & Vascular, OhioHealth Heart & Vascular Physicians, Circleville, OH"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Heart & Vascular, OhioHealth Heart & Vascular Physicians, Circleville, OH","institution_ids":["https://openalex.org/I127073530"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079896280","display_name":"Sreekanth Vemulapalli","orcid":"https://orcid.org/0000-0003-1599-2957","observed_orcids":["https://orcid.org/0000-0003-1599-2957"]},"institutions":[{"id":"https://openalex.org/I170897317","display_name":"Duke University","ror":"https://ror.org/00py81415","country_code":"US","type":"education","lineage":["https://openalex.org/I170897317"]},{"id":"https://openalex.org/I4210126298","display_name":"Duke Medical Center","ror":"https://ror.org/03njmea73","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210126298","https://openalex.org/I4210144876"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sreekanth Vemulapalli","raw_affiliation_strings":["Div of Cardiology, Duke Univ Sch of Medicine, Durham, NC"],"raw_orcid":"https://orcid.org/0000-0003-1599-2957","affiliations":[{"raw_affiliation_string":"Div of Cardiology, Duke Univ Sch of Medicine, Durham, NC","institution_ids":["https://openalex.org/I170897317","https://openalex.org/I4210126298"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066771106","display_name":"Christy R. Houle","orcid":"https://orcid.org/0009-0006-1584-1146","observed_orcids":["https://orcid.org/0009-0006-1584-1146"]},"institutions":[{"id":"https://openalex.org/I4210165171","display_name":"Astellas Pharma (United States)","ror":"https://ror.org/05pw69n24","country_code":"US","type":"company","lineage":["https://openalex.org/I142395110","https://openalex.org/I4210165171"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Christy R. Houle","raw_affiliation_strings":["Global Development, Astellas Pharma, Northbrook, IL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Global Development, Astellas Pharma, Northbrook, IL","institution_ids":["https://openalex.org/I4210165171"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060028217","display_name":"Rita M. Kristy","orcid":"https://orcid.org/0000-0002-3246-8981","observed_orcids":["https://orcid.org/0000-0002-3246-8981"]},"institutions":[{"id":"https://openalex.org/I4210165171","display_name":"Astellas Pharma (United States)","ror":"https://ror.org/05pw69n24","country_code":"US","type":"company","lineage":["https://openalex.org/I142395110","https://openalex.org/I4210165171"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rita M. Kristy","raw_affiliation_strings":["Global Development, Astellas Pharma, Northbrook, IL"],"raw_orcid":"https://orcid.org/0000-0002-3246-8981","affiliations":[{"raw_affiliation_string":"Global Development, Astellas Pharma, Northbrook, IL","institution_ids":["https://openalex.org/I4210165171"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111834907","display_name":"James Robert Spalding","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210165171","display_name":"Astellas Pharma (United States)","ror":"https://ror.org/05pw69n24","country_code":"US","type":"company","lineage":["https://openalex.org/I142395110","https://openalex.org/I4210165171"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"James Spalding","raw_affiliation_strings":["Global Development, Astellas Pharma, Northbrook, IL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Global Development, Astellas Pharma, Northbrook, IL","institution_ids":["https://openalex.org/I4210165171"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109055232","display_name":"Glenn Magee","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Glenn Magee","raw_affiliation_strings":["Rsch, Premier Inc, Charlotte, NC"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rsch, Premier Inc, Charlotte, NC","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014438443","display_name":"Teresa Davis","orcid":"https://orcid.org/0000-0002-1944-5603","observed_orcids":["https://orcid.org/0000-0002-1944-5603"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Teresa Davis","raw_affiliation_strings":["Rsch, Premier Inc, Charlotte, NC"],"raw_orcid":"https://orcid.org/0000-0002-1944-5603","affiliations":[{"raw_affiliation_string":"Rsch, Premier Inc, Charlotte, NC","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100670406","display_name":"Edward Wolfgang Lee","orcid":"https://orcid.org/0000-0003-0418-1454","observed_orcids":["https://orcid.org/0000-0003-0418-1454"]},"institutions":[{"id":"https://openalex.org/I4210165171","display_name":"Astellas Pharma (United States)","ror":"https://ror.org/05pw69n24","country_code":"US","type":"company","lineage":["https://openalex.org/I142395110","https://openalex.org/I4210165171"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Edward Lee","raw_affiliation_strings":["Global Development, Astellas Pharma, Northbrook, IL"],"raw_orcid":"https://orcid.org/0000-0003-0418-1454","affiliations":[{"raw_affiliation_string":"Global Development, Astellas Pharma, Northbrook, IL","institution_ids":["https://openalex.org/I4210165171"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018228132","display_name":"D G Taylor","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D G Taylor","raw_affiliation_strings":["Rsch, Premier Inc, Charlotte, NC"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rsch, Premier Inc, Charlotte, NC","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072280537","display_name":"Therese M. Kitt","orcid":"https://orcid.org/0000-0003-3344-6829","observed_orcids":["https://orcid.org/0000-0003-3344-6829"]},"institutions":[{"id":"https://openalex.org/I4210165171","display_name":"Astellas Pharma (United States)","ror":"https://ror.org/05pw69n24","country_code":"US","type":"company","lineage":["https://openalex.org/I142395110","https://openalex.org/I4210165171"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Therese M. Kitt","raw_affiliation_strings":["Global Development, Astellas Pharma, Northbrook, IL"],"raw_orcid":"https://orcid.org/0000-0003-3344-6829","affiliations":[{"raw_affiliation_string":"Global Development, Astellas Pharma, Northbrook, IL","institution_ids":["https://openalex.org/I4210165171"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"134","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10292","display_name":"Acute Myocardial Infarction Research","score":0.6460000276565552,"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/T10292","display_name":"Acute Myocardial Infarction Research","score":0.6460000276565552,"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/T11095","display_name":"Emergency and Acute Care Studies","score":0.13439999520778656,"subfield":{"id":"https://openalex.org/subfields/2711","display_name":"Emergency 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/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.12880000472068787,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/cardiac-stress-testing","display_name":"cardiac stress testing","score":0.9660000205039978},{"id":"https://openalex.org/keywords/hospital-variation","display_name":"hospital variation","score":0.878000020980835},{"id":"https://openalex.org/keywords/emergency-department","display_name":"emergency department","score":0.6299999952316284},{"id":"https://openalex.org/keywords/acute-coronary-syndrome","display_name":"acute coronary syndrome","score":0.8299999833106995},{"id":"https://openalex.org/keywords/chest-pain","display_name":"chest pain","score":0.7749999761581421},{"id":"https://openalex.org/keywords/cardiac-readmission","display_name":"cardiac readmission","score":0.8090000152587891},{"id":"https://openalex.org/keywords/hospital-quality","display_name":"hospital quality","score":0.5109999775886536},{"id":"https://openalex.org/keywords/premier-database","display_name":"Premier database","score":0.4169999957084656}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9497731924057007},{"id":"https://openalex.org/C2780724011","wikidata":"https://www.wikidata.org/wiki/Q1295316","display_name":"Emergency department","level":2,"score":0.6215337514877319},{"id":"https://openalex.org/C68443243","wikidata":"https://www.wikidata.org/wiki/Q2786686","display_name":"Quartile","level":3,"score":0.6184467077255249},{"id":"https://openalex.org/C194828623","wikidata":"https://www.wikidata.org/wiki/Q2861470","display_name":"Emergency medicine","level":1,"score":0.6107403039932251},{"id":"https://openalex.org/C7515471","wikidata":"https://www.wikidata.org/wiki/Q1936882","display_name":"Stress testing (software)","level":2,"score":0.5998077392578125},{"id":"https://openalex.org/C2778704086","wikidata":"https://www.wikidata.org/wiki/Q693058","display_name":"Chest pain","level":2,"score":0.5255652666091919},{"id":"https://openalex.org/C2777698277","wikidata":"https://www.wikidata.org/wiki/Q266018","display_name":"Acute coronary syndrome","level":3,"score":0.5009384155273438},{"id":"https://openalex.org/C38180746","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate analysis","level":2,"score":0.49711230397224426},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.3626493215560913},{"id":"https://openalex.org/C500558357","wikidata":"https://www.wikidata.org/wiki/Q12152","display_name":"Myocardial infarction","level":2,"score":0.21373337507247925},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.1455341875553131},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2769239162","doi":null,"is_oa":false,"landing_page_url":"https://www.ahajournals.org/doi/10.1161/circ.134.suppl_1.14986","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Circulation","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":1.0,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2950705816","https://openalex.org/W1599021469","https://openalex.org/W2931482355","https://openalex.org/W3094020153","https://openalex.org/W2137807906","https://openalex.org/W7220705481","https://openalex.org/W1707699480","https://openalex.org/W188579483","https://openalex.org/W2001011459","https://openalex.org/W2725687299"],"abstract_inverted_index":{"Introduction:":[0],"Hospitals":[2],"vary":[3],"significantly":[4],"in":[5,16,33,64,161,259],"rates":[6,23,167,218,224],"of":[7,13,24,86,112,126,138,168,202,219,225],"cardiac":[8,25,77,89,130,139,142,170,173,203,226],"testing":[9,90,171,221,235],"during":[10,91],"initial":[11,220],"evaluation":[12],"chest":[14],"pain":[15],"the":[17,65,99,124,136,183,195,216,233],"ED.":[18],"This":[19],"study":[20],"examines":[21],"hospital":[22,100,188,249],"re-testing":[26,140,204,227],"and":[27,45,51,76,95,108,117,141,163,172,190,228],"cardiac-related":[28,229],"readmission":[29,143],"180":[30,145],"days":[31,146],"post-discharge":[32],"a":[34,68,103,199],"large":[35],"national":[36],"database":[37],"(Premier).":[38],"Methods:":[41],"Initial":[43],"inpatient":[44,116],"outpatient":[46,118],"discharges":[47],"between":[48],"January":[49],"2009":[50],"December":[52],"2014":[53],"were":[54,81,96,120,155,175],"identified":[55,121],"for":[56,114,177,187],"patients":[57,127],"35":[58],"years":[59],"or":[60,254],"older":[61],"first":[62],"evaluated":[63],"ED":[66],"with":[67,71,215],"diagnosis":[69],"consistent":[70],"acute":[72],"coronary":[73],"syndrome":[74],"risk":[75,137],"biomarker":[78],"testing.":[79],"Patients":[80],"categorized":[82],"based":[83,122],"on":[84,123],"occurrence":[85],"any":[87,129],"noninvasive":[88],"their":[92],"index":[93,148],"visit":[94],"summarized":[97],"at":[98],"level":[101],"as":[102],"percentage.":[104],"The":[105],"highest":[106,217],"(HQ)":[107],"lowest":[109,234],"(LQ)":[110],"quartiles":[111],"hospitals":[113,158,179,197,214],"both":[115],"encounters":[119],"percentage":[125],"receiving":[128],"test":[131],"(FIG).":[132,180],"Multivariate":[133],"models":[134],"assessed":[135],"within":[144],"from":[147],"discharge.":[149],"Results:":[152],"There":[154],"531":[156],"evaluable":[157],"(134":[159],"each":[160],"HQ":[162,178,196],"LQ).":[164],"Unadjusted":[165],"mean":[166],"additional":[169],"readmissions":[174,230],"higher":[176,200,223],"In":[182],"multivariate":[184],"analyses,":[185],"adjusting":[186],"characteristics":[189],"case":[191],"mix":[192],"among":[193],"inpatients,":[194],"had":[198],"likelihood":[201],"(2.25,":[205],"p":[206],"Conclusion:":[210],"After":[212],"adjustment,":[213],"have":[222],"compared":[231],"to":[232,241],"hospitals.":[236],"Additional":[237],"research":[238],"is":[239],"required":[240],"determine":[242],"if":[243],"these":[244],"differences":[245],"are":[246],"influenced":[247],"by":[248],"protocols,":[250],"available":[251],"testing-related":[252],"resources":[253],"other":[255],"factors":[256],"not":[257],"captured":[258],"this":[260],"analysis.":[261]},"counts_by_year":[],"updated_date":"2026-10-01T08:54:57.152042","created_date":"2017-12-04T00:00:00"}
