{"id":"https://openalex.org/W4200419918","doi":"https://doi.org/10.1186/s12873-021-00552-x","title":"Factors associated with undertriage in patients classified by the need to visit a hospital by telephone triage: a retrospective cohort study","display_name":"Factors associated with undertriage in patients classified by the need to visit a hospital by telephone triage: a retrospective cohort study","publication_year":2021,"publication_date":"2021-12-01","ids":{"openalex":"https://openalex.org/W4200419918","doi":"https://doi.org/10.1186/s12873-021-00552-x","pmid":"https://pubmed.ncbi.nlm.nih.gov/34911465","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/8672574"},"language":"en","primary_location":{"id":"doi:10.1186/s12873-021-00552-x","doi":"https://doi.org/10.1186/s12873-021-00552-x","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12873-021-00552-x","pdf_url":"https://bmcemergmed.biomedcentral.com/counter/pdf/10.1186/s12873-021-00552-x","source":{"id":"https://openalex.org/S260102","display_name":"BMC Emergency Medicine","issn_l":"1471-227X","issn":["1471-227X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Emergency Medicine","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://bmcemergmed.biomedcentral.com/counter/pdf/10.1186/s12873-021-00552-x","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5065485379","display_name":"Ryota Inokuchi","orcid":"https://orcid.org/0000-0001-6343-2298","observed_orcids":["https://orcid.org/0000-0001-6343-2298"]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},{"id":"https://openalex.org/I4405287450","display_name":"Research and Development Center for Health Services, University of Tsukuba","ror":"https://ror.org/055y6de75","country_code":"JP","type":"facility","lineage":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Ryota Inokuchi","raw_affiliation_strings":["Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan. intensivecareunits@gmail.com","Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan. intensivecareunits@gmail.com","Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan. intensivecareunits@gmail.com","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan. intensivecareunits@gmail.com","institution_ids":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]},{"raw_affiliation_string":"Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009004314","display_name":"Xueying Jin","orcid":"https://orcid.org/0000-0002-9641-1394","observed_orcids":["https://orcid.org/0000-0002-9641-1394"]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},{"id":"https://openalex.org/I4405287450","display_name":"Research and Development Center for Health Services, University of Tsukuba","ror":"https://ror.org/055y6de75","country_code":"JP","type":"facility","lineage":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Xueying Jin","raw_affiliation_strings":["Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084296759","display_name":"Masao Iwagami","orcid":"https://orcid.org/0000-0001-7079-0640","observed_orcids":["https://orcid.org/0000-0001-7079-0640"]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},{"id":"https://openalex.org/I4405287450","display_name":"Research and Development Center for Health Services, University of Tsukuba","ror":"https://ror.org/055y6de75","country_code":"JP","type":"facility","lineage":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masao Iwagami","raw_affiliation_strings":["Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027052805","display_name":"Toshikazu Abe","orcid":"https://orcid.org/0000-0002-8343-5151","observed_orcids":["https://orcid.org/0000-0002-8343-5151"]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},{"id":"https://openalex.org/I4405287450","display_name":"Research and Development Center for Health Services, University of Tsukuba","ror":"https://ror.org/055y6de75","country_code":"JP","type":"facility","lineage":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toshikazu Abe","raw_affiliation_strings":["Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000443811","display_name":"Masatoshi Ishikawa","orcid":"https://orcid.org/0000-0001-9855-3233","observed_orcids":["https://orcid.org/0000-0001-9855-3233"]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},{"id":"https://openalex.org/I4405287450","display_name":"Research and Development Center for Health Services, University of Tsukuba","ror":"https://ror.org/055y6de75","country_code":"JP","type":"facility","lineage":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masatoshi Ishikawa","raw_affiliation_strings":["Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017883757","display_name":"Nanako Tamiya","orcid":"https://orcid.org/0000-0002-8319-2057","observed_orcids":["https://orcid.org/0000-0002-8319-2057"]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},{"id":"https://openalex.org/I4405287450","display_name":"Research and Development Center for Health Services, University of Tsukuba","ror":"https://ror.org/055y6de75","country_code":"JP","type":"facility","lineage":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nanako Tamiya","raw_affiliation_strings":["Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Services Research, Faculty of Medicine, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Health Services Research and Development Center, University of Tsukuba, 1-1-1 Tenno-dai, Tsukuba, Ibaraki, 305-8575, Japan","institution_ids":["https://openalex.org/I146399215","https://openalex.org/I4405287450"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5065485379"],"corresponding_institution_ids":["https://openalex.org/I146399215","https://openalex.org/I4405287450"],"apc_list":{"value":2090,"currency":"USD","value_usd":2090},"apc_paid":{"value":2090,"currency":"USD","value_usd":2090},"fwci":1.6688,"has_fulltext":true,"cited_by_count":11,"citation_normalized_percentile":{"value":0.82665549,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":97},"biblio":{"volume":"21","issue":"1","first_page":"155","last_page":"155"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11095","display_name":"Emergency and Acute Care Studies","score":0.9980000257492065,"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/T11095","display_name":"Emergency and Acute Care Studies","score":0.9980000257492065,"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/T11467","display_name":"Trauma and Emergency Care Studies","score":0.0012000000569969416,"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/T10912","display_name":"Telemedicine and Telehealth Implementation","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/telephone-triage","display_name":"telephone triage","score":0.9480000138282776},{"id":"https://openalex.org/keywords/undertriage","display_name":"undertriage","score":0.9919999837875366},{"id":"https://openalex.org/keywords/prehospital-care","display_name":"prehospital care","score":0.640999972820282},{"id":"https://openalex.org/keywords/diabetes-mellitus","display_name":"diabetes mellitus","score":0.8539999723434448},{"id":"https://openalex.org/keywords/dementia","display_name":"dementia","score":0.9990000128746033},{"id":"https://openalex.org/keywords/cerebral-infarction","display_name":"cerebral infarction","score":0.9449999928474426},{"id":"https://openalex.org/keywords/risk-factors","display_name":"risk factors","score":0.46799999475479126},{"id":"https://openalex.org/keywords/tokyo","display_name":"Tokyo","score":0.7360000014305115},{"id":"https://openalex.org/keywords/emergency-medical-services","display_name":"emergency medical services","score":0.3919999897480011},{"id":"https://openalex.org/keywords/over-the-counter-drugs","display_name":"over-the-counter drugs","score":0.43799999356269836}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9686921834945679},{"id":"https://openalex.org/C2777120189","wikidata":"https://www.wikidata.org/wiki/Q780067","display_name":"Triage","level":2,"score":0.8762093782424927},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.6753430366516113},{"id":"https://openalex.org/C156957248","wikidata":"https://www.wikidata.org/wiki/Q1862216","display_name":"Odds ratio","level":2,"score":0.6740037202835083},{"id":"https://openalex.org/C194828623","wikidata":"https://www.wikidata.org/wiki/Q2861470","display_name":"Emergency medicine","level":1,"score":0.6538902521133423},{"id":"https://openalex.org/C151956035","wikidata":"https://www.wikidata.org/wiki/Q1132755","display_name":"Logistic regression","level":2,"score":0.6114406585693359},{"id":"https://openalex.org/C167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","level":2,"score":0.5648316144943237},{"id":"https://openalex.org/C2780724011","wikidata":"https://www.wikidata.org/wiki/Q1295316","display_name":"Emergency department","level":2,"score":0.45524922013282776},{"id":"https://openalex.org/C545288138","wikidata":"https://www.wikidata.org/wiki/Q860447","display_name":"Emergency medical services","level":2,"score":0.4408216178417206},{"id":"https://openalex.org/C545542383","wikidata":"https://www.wikidata.org/wiki/Q2751242","display_name":"Medical emergency","level":1,"score":0.37813544273376465},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.17498144507408142},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000552","descriptor_name":"Ambulances","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":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","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":"D013689","descriptor_name":"Telephone","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014218","descriptor_name":"Triage","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.1186/s12873-021-00552-x","doi":"https://doi.org/10.1186/s12873-021-00552-x","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12873-021-00552-x","pdf_url":"https://bmcemergmed.biomedcentral.com/counter/pdf/10.1186/s12873-021-00552-x","source":{"id":"https://openalex.org/S260102","display_name":"BMC Emergency Medicine","issn_l":"1471-227X","issn":["1471-227X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Emergency Medicine","raw_type":"journal-article"},{"id":"pmid:34911465","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/34911465","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,"listed_in":[],"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":"BMC emergency medicine","raw_type":"Journal Article"},{"id":"pmh:oai:pubmedcentral.nih.gov:8672574","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC8672574/","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Emerg Med","raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:f24cbf4cc4564b05b7ca5cb849a65e03","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/f24cbf4cc4564b05b7ca5cb849a65e03","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"BMC Emergency Medicine, Vol 21, Iss 1, Pp 1-7 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1186/s12873-021-00552-x","doi":"https://doi.org/10.1186/s12873-021-00552-x","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12873-021-00552-x","pdf_url":"https://bmcemergmed.biomedcentral.com/counter/pdf/10.1186/s12873-021-00552-x","source":{"id":"https://openalex.org/S260102","display_name":"BMC Emergency Medicine","issn_l":"1471-227X","issn":["1471-227X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Emergency Medicine","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":1.0}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[{"id":"https://openalex.org/G4812384089","display_name":"Development of Japan's first comprehensive community care \"common clinical index\" through the examination of the Japanese version of ACO","funder_award_id":"19K19378","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4200419918.pdf","grobid_xml":"https://content.openalex.org/works/W4200419918.grobid-xml"},"referenced_works_count":20,"referenced_works":["https://openalex.org/W2046265952","https://openalex.org/W2079410821","https://openalex.org/W2128630660","https://openalex.org/W2133540275","https://openalex.org/W2164665227","https://openalex.org/W2180383620","https://openalex.org/W2315791417","https://openalex.org/W2554971048","https://openalex.org/W2606992030","https://openalex.org/W2615004756","https://openalex.org/W2774811152","https://openalex.org/W2803081888","https://openalex.org/W2921699243","https://openalex.org/W2996820171","https://openalex.org/W3021408829","https://openalex.org/W3122514982","https://openalex.org/W3154294160","https://openalex.org/W3164662835","https://openalex.org/W3200859686","https://openalex.org/W4200092127"],"related_works":["https://openalex.org/W6902261056","https://openalex.org/W6920876946","https://openalex.org/W4327985646","https://openalex.org/W6901838723","https://openalex.org/W3166408754","https://openalex.org/W7043620021","https://openalex.org/W2615004756","https://openalex.org/W4249629271","https://openalex.org/W4400087701","https://openalex.org/W2134007987"],"abstract_inverted_index":{"BACKGROUND:":[0],"Prehospital":[1],"telephone":[2,94],"triage":[3,95],"stratifies":[4],"patients":[5,61,91,135,174,203,232,277,294],"into":[6],"five":[7],"categories,":[8],"\"need":[9,15,23,31],"immediate":[10],"hospital":[11,19,27,35,44,67,101,145,181,301],"visit":[12,17,25,33,99,179,299],"by":[13,75,93],"ambulance,\"":[14],"to":[16,24,32,79,98,178,267,298,313],"a":[18,26,34,43,100,110,180,255,283,300],"within":[20,28,36,102,182,302],"1":[21,103,138,183,303],"hour,\"":[22],"6":[29,106,186,306],"hours,\"":[30,38],"24":[37],"and":[39,53,105,125,159,166,185,193,207,225,252,276,305],"\"do":[40],"not":[41],"need":[42,64,97,177,297],"visit\"":[45],"in":[46,60,118,293],"Japan.":[47],"However,":[48],"studies":[49,310],"on":[50],"whether":[51],"present":[52],"past":[54],"histories":[55],"cause":[56],"undertriage":[57,74,292],"are":[58,311],"limited":[59],"triaged":[62,82,165,175,192,295],"as":[63,96,136,156,163,176,264,296],"an":[65],"early":[66],"visit.":[68],"We":[69,88,170,271],"investigated":[70],"factors":[71],"associated":[72],"with":[73,83,140,238,246,254,278],"comparing":[76],"patient":[77],"assessed":[78,85],"be":[80,268],"appropriately":[81,164,191],"those":[84,237,245,253],"undertriaged.":[86,269],"METHODS:":[87],"included":[89],"all":[90],"classified":[92,134,155],"h":[104,107,184,304],"who":[108],"used":[109],"single":[111],"after-hours":[112],"house":[113],"call":[114],"(AHHC)":[115],"medical":[116],"service":[117],"Tokyo,":[119],"Japan,":[120],"between":[121],"November":[122,126],"1,":[123],"2019,":[124],"31,":[127],"2020.":[128],"After":[129],"home":[130],"consultation,":[131],"AHHC":[132],"doctors":[133],"grade":[137,157],"(treatable":[139],"over-the-counter":[141],"medications),":[142],"2":[143,158],"(requires":[144,151],"or":[146,149,282],"clinic":[147],"visit),":[148],"3":[150,160],"ambulance":[152],"transportation).":[153],"Patients":[154],"were":[161,288],"defined":[162],"undertriaged,":[167],"respectively.":[168],"RESULTS:":[169],"identified":[171],"10,742":[172],"eligible":[173],"h,":[187,307],"including":[188],"10,479":[189],"(97.6%)":[190],"263":[194],"(2.4%)":[195],"undertriaged":[196],"patients.":[197],"Multivariable":[198],"logistic":[199],"regression":[200],"analyses":[201],"revealed":[202],"aged":[204,233],"16-64,":[205],"65-74,":[206],"\u2265":[208],"75":[209],"years":[210],"(adjusted":[211],"odds":[212],"ratio":[213],"[OR],":[214],"2.40":[215],"[95%":[216,222,227,242,249,261],"confidence":[217],"interval":[218],"{CI}":[219],"1.71-3.36],":[220],"8.57":[221],"CI":[223,228,243,250,262],"4.83-15.2],":[224],"14.9":[226],"9.65-23.0],":[229],"respectively;":[230],"reference":[231],"<":[234],"15":[235],"years);":[236],"diabetes":[239,279],"mellitus":[240],"(2.31":[241],"1.25-4.26]);":[244],"dementia":[247],"(2.32":[248],"1.05-5.10]);":[251],"history":[256,284],"of":[257,285,291],"cerebral":[258,286],"infarction":[259,287],"(1.98":[260],"1.01-3.87])":[263],"more":[265],"likely":[266],"CONCLUSIONS:":[270],"found":[272],"that":[273],"older":[274],"adults":[275],"mellitus,":[280],"dementia,":[281],"at":[289],"risk":[290],"but":[308],"further":[309],"needed":[312],"validate":[314],"these":[315],"findings.":[316]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2021-12-31T00:00:00"}
