{"id":"https://openalex.org/W7208218489","doi":null,"title":"\"Weekend Effect\" or \"Saturday Effect\"? An Analysis of Hospital Mortality for Patients With Ischemic Stroke in South Carolina.","display_name":"\"Weekend Effect\" or \"Saturday Effect\"? An Analysis of Hospital Mortality for Patients With Ischemic Stroke in South Carolina.","publication_year":2016,"publication_date":"2016-11-01","ids":{"openalex":"https://openalex.org/W7208218489"},"language":"en","primary_location":{"id":"pmh:oai:escholarship.org/ark:/13030/qt8249t901","doi":null,"is_oa":false,"landing_page_url":"https://escholarship.org/uc/item/8249t901","pdf_url":null,"source":{"id":"https://openalex.org/S4306400115","display_name":"eScholarship (California Digital Library)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2801248553","host_organization_name":"California Digital Library","host_organization_lineage":["https://openalex.org/I2801248553"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Circulation, vol 134, iss 19","raw_type":"article"},"volume":null,"type":"article","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/A5019720113","display_name":"Lu Shi","orcid":"https://orcid.org/0000-0001-8352-2813","observed_orcids":["https://orcid.org/0000-0001-8352-2813"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shi, Lu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5149797957","display_name":"Donglan Zhang","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Donglan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100625782","display_name":"Liwei Chen","orcid":"https://orcid.org/0000-0002-8458-5661","observed_orcids":["https://orcid.org/0000-0002-8458-5661","https://orcid.org/0009-0005-7295-0245"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, Liwei","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5003622763","display_name":"Khoa Dang Truong","orcid":"https://orcid.org/0000-0002-8996-4126","observed_orcids":["https://orcid.org/0000-0002-8996-4126"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Truong, Khoa D","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"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":0.66113203,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12174","display_name":"Hospital Admissions and Outcomes","score":0.9731000065803528,"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"}},"topics":[{"id":"https://openalex.org/T12174","display_name":"Hospital Admissions and Outcomes","score":0.9731000065803528,"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/T10227","display_name":"Acute Ischemic Stroke Management","score":0.01759999990463257,"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"}},{"id":"https://openalex.org/T11095","display_name":"Emergency and Acute Care Studies","score":0.0031999999191612005,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/weekend-effect","display_name":"weekend effect","score":0.9919999837875366},{"id":"https://openalex.org/keywords/in-hospital-mortality","display_name":"in-hospital mortality","score":0.7269999980926514},{"id":"https://openalex.org/keywords/ischemic-stroke","display_name":"ischemic stroke","score":0.9980000257492065},{"id":"https://openalex.org/keywords/stroke-outcome","display_name":"stroke outcome","score":0.37599998712539673},{"id":"https://openalex.org/keywords/south-carolina","display_name":"South Carolina","score":0.7979999780654907}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8241999745368958},{"id":"https://openalex.org/C194828623","wikidata":"https://www.wikidata.org/wiki/Q2861470","display_name":"Emergency medicine","level":1,"score":0.5074999928474426},{"id":"https://openalex.org/C3020199598","wikidata":"https://www.wikidata.org/wiki/Q12202","display_name":"Ischemic stroke","level":3,"score":0.4480000138282776},{"id":"https://openalex.org/C2780645631","wikidata":"https://www.wikidata.org/wiki/Q671554","display_name":"Stroke (engine)","level":2,"score":0.35989999771118164},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.3366999924182892},{"id":"https://openalex.org/C177713679","wikidata":"https://www.wikidata.org/wiki/Q679690","display_name":"Intensive care medicine","level":1,"score":0.3028999865055084},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.2939999997615814},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.29330000281333923},{"id":"https://openalex.org/C545542383","wikidata":"https://www.wikidata.org/wiki/Q2751242","display_name":"Medical emergency","level":1,"score":0.2930000126361847},{"id":"https://openalex.org/C3019871722","wikidata":"https://www.wikidata.org/wiki/Q718944","display_name":"Hospital admission","level":2,"score":0.28299999237060547},{"id":"https://openalex.org/C61511704","wikidata":"https://www.wikidata.org/wiki/Q1671857","display_name":"Incidence (geometry)","level":2,"score":0.2775999903678894},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.27070000767707825},{"id":"https://openalex.org/C107130276","wikidata":"https://www.wikidata.org/wiki/Q133805","display_name":"Epidemiology","level":2,"score":0.2517000138759613}],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:escholarship.org/ark:/13030/qt8249t901","doi":null,"is_oa":false,"landing_page_url":"https://escholarship.org/uc/item/8249t901","pdf_url":null,"source":{"id":"https://openalex.org/S4306400115","display_name":"eScholarship (California Digital Library)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2801248553","host_organization_name":"California Digital Library","host_organization_lineage":["https://openalex.org/I2801248553"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Circulation, vol 134, iss 19","raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9537000060081482}],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.7569706439971924}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2887300924","https://openalex.org/W3041614155","https://openalex.org/W2550744148","https://openalex.org/W3033583582","https://openalex.org/W2173498351","https://openalex.org/W2412038690","https://openalex.org/W4381715739","https://openalex.org/W2621527496","https://openalex.org/W4405128975","https://openalex.org/W2416167654"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2026-09-04T00:00:00"}