{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T07:48:30Z","timestamp":1777880910039,"version":"3.51.4"},"reference-count":23,"publisher":"SAGE Publications","license":[{"start":{"date-parts":[[2023,1,1]],"date-time":"2023-01-01T00:00:00Z","timestamp":1672531200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["SAGE Open Medicine"],"published-print":{"date-parts":[[2023,1]]},"abstract":"<jats:sec>\n                    <jats:title>Background:<\/jats:title>\n                    <jats:p>Corticosteroids are common treatments in certain diseases that cause acute respiratory failure (ARF) and are sometimes administered empirically for patients with critical ARF. Associations between changes in clinical parameters following initiation of steroid pulse therapy and mortality in patients with ARF have not been previously investigated.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>This was a single-center and retrospective cohort study. Parameters on the day of methylprednisolone pulse therapy initiation (day 1) and the day following the end of methylprednisolone therapy (day 4) in patients who were admitted because of ARF and underwent methylprednisolone pulse therapy between October 2008 and July 2021 were reviewed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>A total of 98 patients were included in our analysis, and 45 (46%) died at our hospital. Change in lactate dehydrogenase (LDH) from day 1 to day 4 (\u0394LDH) was significantly higher in the in-hospital death group than in the survival group (\u221268\u2009IU\/L in the survival group versus 46\u2009IU\/L in the in-hospital death group, p\u2009&lt;\u20090.01). Multivariate logistic analyses showed that age &gt;75\u2009years old (odds ratio (OR), 3.88; 95% confidence interval (CI), 1.38\u201310.9; p\u2009&lt;\u20090.01), previously diagnosed interstitial lung disease (OR, 3.43; 95% CI, 1.10\u201310.7; p\u2009=\u20090.03), \u0394LDH\u2009&gt;\u20090 (OR, 6.47; 95% CI, 2.30\u201318.2; p\u2009&lt;\u20090.01), and \u0394Sequential Organ Failure Assessment score\u2009&gt;\u20090 (OR, 3.06; 95% CI, 1.10\u20138.51; p\u2009=\u20090.03) were significantly associated with in-hospital mortality.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>This study showed that elevation of serum LDH level during methylprednisolone pulse therapy was a predictive factor for high in-hospital mortality in patients with ARF.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/20503121231195993","type":"journal-article","created":{"date-parts":[[2023,8,25]],"date-time":"2023-08-25T02:21:43Z","timestamp":1692930103000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":1,"title":["Elevation of serum lactate dehydrogenase during methylprednisolone pulse therapy as a predictor of high mortality in acute respiratory failure: A single-center, retrospective study"],"prefix":"10.1177","volume":"11","author":[{"given":"Kensuke","family":"Kanaoka","sequence":"first","affiliation":[{"name":"Department of Respiratory Medicine, Osaka Police Hospital, Osaka, Japan"},{"name":"Department of Internal Medicine, Kinki-Chuo Chest Medical Center, Sakai City, Osaka, 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