{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,30]],"date-time":"2026-07-30T01:36:15Z","timestamp":1785375375252,"version":"3.55.0"},"reference-count":16,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2022,8,27]],"date-time":"2022-08-27T00:00:00Z","timestamp":1661558400000},"content-version":"vor","delay-in-days":238,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acute Medicine &amp; Surgery"],"published-print":{"date-parts":[[2022,1]]},"abstract":"<jats:sec><jats:title>Aim<\/jats:title><jats:p>The coronavirus disease (COVID\u201019) pandemic has led to an increase in out\u2010of\u2010hospital cardiac arrests (OHCAs) and mortality. However, there has been no reports in Japan using nationwide registry data. We compared survival among patients with OHCAs and detailed information on the cause during the COVID\u201019 pandemic (2020), and during the pre\u2010pandemic period (2019).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Using a Japanese population\u2010based retrospective cohort study design, we analyzed registry data on 39,324 and 39,170 patients with OHCAs in 2019 and 2020, respectively. We compared patient outcomes in 2019 and 2020 using univariable and multivariable logistic regression analyses.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The proportion of OHCAs of cardiac origin increased significantly from 61.6% in 2019 to 62.7% in 2020 (<jats:italic>P<\/jats:italic> = 0.001). The use of bystander CPR (6.9% versus 5.7%, <jats:italic>P<\/jats:italic> &lt; 0.001) and publicaccess automated external defibrillator pads (3.7% versus 3.0%, <jats:italic>P<\/jats:italic> &lt; 0.001) decreased significantly from 2019 to 2020. The 1\u2010month survival for OHCA of cardiac origin (12.1% versus 10.7%; adjusted odds ratio [OR] 0.93, 95% confidence interval [CI] 0.87\u20131.00), asphyxia (10.9% versus 8.8%; adjusted OR 0.80, 95% CI 0.70\u20130.92), and external causes (adjusted OR 0.66; 95% CI 0.46\u20130.96), also decreased significantly from 2019 to 2020.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>In Japan, the 1\u2010month survival after OHCA of cardiac origin, or due to asphyxia or external causes, decreased significantly during the COVID\u201019 pandemic period.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ams2.777","type":"journal-article","created":{"date-parts":[[2022,8,28]],"date-time":"2022-08-28T03:53:42Z","timestamp":1661658822000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Survival following an out\u2010of\u2010hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause"],"prefix":"10.1002","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9143-002X","authenticated-orcid":false,"given":"Sanae","family":"Hosomi","sequence":"first","affiliation":[{"name":"Department of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine  Suita Japan"},{"name":"Division of Environmental Medicine and Population Sciences, Department of Social Medicine, Graduate School of Medicine Osaka University  Suita Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ling","family":"Zha","sequence":"additional","affiliation":[{"name":"Division of Environmental Medicine and Population Sciences, Department of Social Medicine, Graduate School of Medicine Osaka University  Suita Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0644-6129","authenticated-orcid":false,"given":"Kosuke","family":"Kiyohara","sequence":"additional","affiliation":[{"name":"Department of Food Science, Faculty of Home Economics Otsuma Women's University  Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0107-0580","authenticated-orcid":false,"given":"Tetsuhisa","family":"Kitamura","sequence":"additional","affiliation":[{"name":"Division of Environmental Medicine and Population Sciences, Department of Social Medicine, Graduate School of Medicine Osaka University  Suita Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Taro","family":"Irisawa","sequence":"additional","affiliation":[{"name":"Department of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine  Suita Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroshi","family":"Ogura","sequence":"additional","affiliation":[{"name":"Department of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine  Suita Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8254-3716","authenticated-orcid":false,"given":"Jun","family":"Oda","sequence":"additional","affiliation":[{"name":"Department of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine  Suita Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2022,8,27]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.3390\/jcm10235573"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/S2468-2667(20)30117-1"},{"key":"e_1_2_9_4_1","doi-asserted-by":"crossref","first-page":"229","DOI":"10.1016\/j.resuscitation.2021.10.040","article-title":"2021 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science with Treatment Recommendations: Summary from the Basic Life Support; Advanced Life Support; Neonatal Life Support; Education, Implementation, and Teams; First Aid Task Forces; and the COVID\u2010Working Group","volume":"69","author":"Wyckoff MH","year":"2021","journal-title":"Resuscitation"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.lanwpc.2022.100434"},{"key":"e_1_2_9_6_1","unstructured":"Fire and Disaster Management Agency of Japan.Effect of first aid on cardiopulmonary arrest. 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Available from:https:\/\/www.fdma.go.jp\/publication\/rescue\/post\u20102.html"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIRCULATIONAHA.112.109496"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.84.2.960"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.0000147236.85306.15"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIRCULATIONAHA.112.109496"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.3390\/jcm11030745"},{"key":"e_1_2_9_12_1","volume-title":"2010 Japanese Guidelines for Emergency Care and Cardiopulmonary Resuscitation","author":"Japan Resuscitation Council","year":"2011"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMoa0906644"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIRCULATIONAHA.109.926816"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jclinepi.2011.07.010"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1001\/jamanetworkopen.2021.45870"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajem.2017.04.016"}],"container-title":["Acute Medicine &amp; Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/ams2.777","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1002\/ams2.777","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/ams2.777","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,8,19]],"date-time":"2023-08-19T10:56:23Z","timestamp":1692442583000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/ams2.777"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,1]]},"references-count":16,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2022,1]]}},"alternative-id":["10.1002\/ams2.777"],"URL":"https:\/\/doi.org\/10.1002\/ams2.777","archive":["Portico"],"relation":{},"ISSN":["2052-8817","2052-8817"],"issn-type":[{"value":"2052-8817","type":"print"},{"value":"2052-8817","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,1]]},"assertion":[{"value":"2022-06-13","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2022-08-07","order":1,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2022-08-27","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"e777"}}