Impact of early hyperoxia on 28-day in-hospital mortality in patients with myocardial injury

Despite relevant evidence that supplemental oxygen therapy can be harmful to patients with myocardial injury, the association between hyperoxia and the clinical outcome of such patients has not been evaluated. We assessed whether early hyperoxia negatively affects outcomes in hospitalized patients w...

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Veröffentlicht in:PloS one 2018-08, Vol.13 (8), p.e0201286-e0201286
Hauptverfasser: Kim, Tae Yun, Kim, Dong Hoon, Kim, Seong Chun, Kang, Changwoo, Lee, Soo Hoon, Jeong, Jin Hee, Lee, Sang Bong, Park, Yong Joo, Lim, Daesung
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container_issue 8
container_start_page e0201286
container_title PloS one
container_volume 13
creator Kim, Tae Yun
Kim, Dong Hoon
Kim, Seong Chun
Kang, Changwoo
Lee, Soo Hoon
Jeong, Jin Hee
Lee, Sang Bong
Park, Yong Joo
Lim, Daesung
description Despite relevant evidence that supplemental oxygen therapy can be harmful to patients with myocardial injury, the association between hyperoxia and the clinical outcome of such patients has not been evaluated. We assessed whether early hyperoxia negatively affects outcomes in hospitalized patients with myocardial injury. This was a retrospective study conducted at a tertiary referral teaching hospital. Between January 2010 and December 2016, 2,376 consecutive emergency department patients with myocardial injury, defined as a peak troponin-I level ≥ 0.2 ng/mL, within the first 24 hours of presentation were included. The metrics used to define hyperoxia were the maximum average partial pressure of oxygen (PaO2MAX), average partial pressure of oxygen (PaO2AVG), and area under the curve during the first 24 hours (AUC24). The association between early hyperoxia within 24 hours after presentation and clinical outcomes was evaluated using multiple imputation and logistic regression analysis. The primary outcome was 28-day in-hospital mortality. The secondary outcomes were new-onset cardiovascular, coagulation, hepatic, renal, and respiratory dysfunctions (sequential organ failure sub-score ≥ 2). Compared with normoxic patients, the adjusted odds ratios (ORs) for PaO2MAX, PaO2AVG, and AUC24 were 1.55 (95% confidence interval (CI) 1.05-2.27; p = 0.026), 2.13 (95% CI 1.45-3.12; p = 0.001), and 1.73 (95% CI 1.15-2.61; p = 0.008), respectively, in patients with mild hyperoxia and 6.01 (95% CI 3.98-9.07; p < 0.001), 8.92 (95% CI 3.33-23.88; p < 0.001), and 7.32 (95% CI 2.72-19.70; p = 0.001), respectively, in patients with severe hyperoxia. The incidence of coagulation and hepatic dysfunction (sequential organ failure sub-score ≥ 2) was significantly higher in the mild and severe hyperoxia group. Hyperoxia during the first 24 hours of presentation is associated with an increased 28-day in-hospital mortality rate and risks of coagulation and hepatic dysfunction in patients with myocardial injury.
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We assessed whether early hyperoxia negatively affects outcomes in hospitalized patients with myocardial injury. This was a retrospective study conducted at a tertiary referral teaching hospital. Between January 2010 and December 2016, 2,376 consecutive emergency department patients with myocardial injury, defined as a peak troponin-I level ≥ 0.2 ng/mL, within the first 24 hours of presentation were included. The metrics used to define hyperoxia were the maximum average partial pressure of oxygen (PaO2MAX), average partial pressure of oxygen (PaO2AVG), and area under the curve during the first 24 hours (AUC24). The association between early hyperoxia within 24 hours after presentation and clinical outcomes was evaluated using multiple imputation and logistic regression analysis. The primary outcome was 28-day in-hospital mortality. The secondary outcomes were new-onset cardiovascular, coagulation, hepatic, renal, and respiratory dysfunctions (sequential organ failure sub-score ≥ 2). Compared with normoxic patients, the adjusted odds ratios (ORs) for PaO2MAX, PaO2AVG, and AUC24 were 1.55 (95% confidence interval (CI) 1.05-2.27; p = 0.026), 2.13 (95% CI 1.45-3.12; p = 0.001), and 1.73 (95% CI 1.15-2.61; p = 0.008), respectively, in patients with mild hyperoxia and 6.01 (95% CI 3.98-9.07; p &lt; 0.001), 8.92 (95% CI 3.33-23.88; p &lt; 0.001), and 7.32 (95% CI 2.72-19.70; p = 0.001), respectively, in patients with severe hyperoxia. The incidence of coagulation and hepatic dysfunction (sequential organ failure sub-score ≥ 2) was significantly higher in the mild and severe hyperoxia group. Hyperoxia during the first 24 hours of presentation is associated with an increased 28-day in-hospital mortality rate and risks of coagulation and hepatic dysfunction in patients with myocardial injury.</description><identifier>ISSN: 1932-6203</identifier><identifier>EISSN: 1932-6203</identifier><identifier>DOI: 10.1371/journal.pone.0201286</identifier><identifier>PMID: 30086143</identifier><language>eng</language><publisher>United States: Public Library of Science</publisher><subject>Acute coronary syndromes ; Angina pectoris ; Biology and Life Sciences ; Calcium-binding protein ; Cardiology ; Care and treatment ; Clinical trials ; Coagulation ; Confidence intervals ; Critical care ; Diagnosis ; Emergency medical care ; Emergency medical services ; Health aspects ; Health sciences ; Heart attack ; Heart attacks ; Hospitals ; Hyperoxia ; Injuries ; Intensive care ; Medicine ; Medicine and Health Sciences ; Mortality ; Oxygen ; Oxygen therapy ; Partial pressure ; Patient outcomes ; Patients ; Pediatrics ; Physical Sciences ; Pressure ; Regression analysis ; Singers ; Statistical analysis ; Studies ; Systematic review ; Task forces ; Teaching methods ; Troponin</subject><ispartof>PloS one, 2018-08, Vol.13 (8), p.e0201286-e0201286</ispartof><rights>COPYRIGHT 2018 Public Library of Science</rights><rights>2018 Kim et al. 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Compared with normoxic patients, the adjusted odds ratios (ORs) for PaO2MAX, PaO2AVG, and AUC24 were 1.55 (95% confidence interval (CI) 1.05-2.27; p = 0.026), 2.13 (95% CI 1.45-3.12; p = 0.001), and 1.73 (95% CI 1.15-2.61; p = 0.008), respectively, in patients with mild hyperoxia and 6.01 (95% CI 3.98-9.07; p &lt; 0.001), 8.92 (95% CI 3.33-23.88; p &lt; 0.001), and 7.32 (95% CI 2.72-19.70; p = 0.001), respectively, in patients with severe hyperoxia. The incidence of coagulation and hepatic dysfunction (sequential organ failure sub-score ≥ 2) was significantly higher in the mild and severe hyperoxia group. 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We assessed whether early hyperoxia negatively affects outcomes in hospitalized patients with myocardial injury. This was a retrospective study conducted at a tertiary referral teaching hospital. Between January 2010 and December 2016, 2,376 consecutive emergency department patients with myocardial injury, defined as a peak troponin-I level ≥ 0.2 ng/mL, within the first 24 hours of presentation were included. The metrics used to define hyperoxia were the maximum average partial pressure of oxygen (PaO2MAX), average partial pressure of oxygen (PaO2AVG), and area under the curve during the first 24 hours (AUC24). The association between early hyperoxia within 24 hours after presentation and clinical outcomes was evaluated using multiple imputation and logistic regression analysis. The primary outcome was 28-day in-hospital mortality. The secondary outcomes were new-onset cardiovascular, coagulation, hepatic, renal, and respiratory dysfunctions (sequential organ failure sub-score ≥ 2). Compared with normoxic patients, the adjusted odds ratios (ORs) for PaO2MAX, PaO2AVG, and AUC24 were 1.55 (95% confidence interval (CI) 1.05-2.27; p = 0.026), 2.13 (95% CI 1.45-3.12; p = 0.001), and 1.73 (95% CI 1.15-2.61; p = 0.008), respectively, in patients with mild hyperoxia and 6.01 (95% CI 3.98-9.07; p &lt; 0.001), 8.92 (95% CI 3.33-23.88; p &lt; 0.001), and 7.32 (95% CI 2.72-19.70; p = 0.001), respectively, in patients with severe hyperoxia. The incidence of coagulation and hepatic dysfunction (sequential organ failure sub-score ≥ 2) was significantly higher in the mild and severe hyperoxia group. 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subjects Acute coronary syndromes
Angina pectoris
Biology and Life Sciences
Calcium-binding protein
Cardiology
Care and treatment
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title Impact of early hyperoxia on 28-day in-hospital mortality in patients with myocardial injury
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