{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T18:09:08Z","timestamp":1790791748941,"version":"4.1.0"},"reference-count":26,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2021,7,18]],"date-time":"2021-07-18T00:00:00Z","timestamp":1626566400000},"content-version":"vor","delay-in-days":198,"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":[[2021,1]]},"abstract":"<jats:sec><jats:title>Aim<\/jats:title><jats:p>We aimed to evaluate effect of prehospital intravenous (IV) access on mortality in traumatic shock using a large nationwide dataset.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We used the Japan Trauma Data Bank to identify adults (\u226518\u00a0years) with a systolic blood pressure &lt;90\u00a0mm Hg at the trauma scene and were directly transported to the hospital between 2010 and 2019. We compared patients who had prehospital IV access (IV (+)) or not (IV (\u2212)), using propensity score\u2010matched analysis, and 1:1 nearest\u2010neighbor matching without replacement. Standardized mean difference was used to evaluate the match balance between the two matched groups; a standardized mean difference\u00a0&gt;0.1 was considered a significant imbalance. Primary outcome was 72\u2010h mortality.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Propensity scores matching generated 479 pairs from 5,857 patients. No significant between group differences occurred in 72\u2010h mortality (7.8 versus 8.8%; difference, \u22121.0%; 95% confidence interval [CI]: \u22122.5\u20134.5%), 28\u2010day mortality (11.8 versus 11.3%; 95% CI: \u22124.6\u20133.6%), blood transfusion administration within 24\u00a0h (55.3 versus 49.1%; 95% CI: \u22120.1\u201312.6%), prehospital time (56.3 versus 53.0\u00a0min; 95% CI: \u22121.8\u20138.4\u00a0min), and cardiopulmonary arrest on hospital arrival (1.3 versus 1.3%; 95% CI: \u22121.4\u20131.4%). However, significantly higher systolic blood pressure on hospital arrival was found in the IV (+) than in the IV (\u2212) group (104.6 versus 100.1\u00a0mm Hg; 95% CI: 0.3\u20108.7\u00a0mm Hg).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>We found no significant effect of establishing IV access in the prehospital setting on survival outcomes of patients with traumatic shock.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ams2.681","type":"journal-article","created":{"date-parts":[[2021,7,18]],"date-time":"2021-07-18T09:11:30Z","timestamp":1626599490000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["The effect of prehospital intravenous access in traumatic shock: a Japanese nationwide cohort study"],"prefix":"10.1002","volume":"8","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-7825-4244","authenticated-orcid":false,"given":"Hiroki","family":"Nagasawa","sequence":"first","affiliation":[{"name":"Department of Acute Critical Care Medicine Shizuoka Hospital Juntendo University Shizuoka Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5651-1449","authenticated-orcid":false,"given":"Keita","family":"Shibahashi","sequence":"additional","affiliation":[{"name":"Tertiary Emergency Medical Center Tokyo Metropolitan Bokutoh Hospital Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kazuhiko","family":"Omori","sequence":"additional","affiliation":[{"name":"Department of Acute Critical Care Medicine Shizuoka Hospital Juntendo University Shizuoka Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4270-6402","authenticated-orcid":false,"given":"Youichi","family":"Yanagawa","sequence":"additional","affiliation":[{"name":"Department of Acute Critical Care Medicine Shizuoka Hospital Juntendo University Shizuoka Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2021,7,18]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1001\/jama.2016.13645"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(17)32152-9"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1186\/s13054-019-2347-3"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1097\/TA.0b013e318290cd52"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.injury.2014.08.001"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1080\/10903120290938887"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jemermed.2017.12.046"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1097\/SLA.0b013e318207c24f"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1097\/00005373-199710000-00008"},{"key":"e_1_2_9_11_1","volume-title":"JPTEC Guidebook","author":"Japan Prehospital Trauma Evaluation and Care","year":"2020"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.amj.2018.11.012"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1097\/TA.0000000000000968"},{"key":"e_1_2_9_14_1","unstructured":"Japan Trauma Care and Research.Japan trauma Data Bank report; 2019. 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