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Postoperative compl...
Postoperative complications and myocardial injury in patients receiving air or oxygen. Prospective, randomised and pilot study
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- Valadkhani, Arman (författare)
- Karolinska Institutet
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- Henningsson, Ragnar (författare)
- Central Hospital Karlstad, Sweden
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- Nordström, Johan L. (författare)
- Karolinska University Hospital, Sweden
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- Granström, Anna (författare)
- Karolinska University Hospital, Sweden
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- Hallqvist, Linn (författare)
- Karolinska University Hospital, Sweden; Karolinska Institutet, Sweden
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- Wahlgren, Carl Magnus (författare)
- Karolinska Institutet
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- Peterzén, Bengt, 1949- (författare)
- Linköpings universitet,Avdelningen för diagnostik och specialistmedicin,Medicinska fakulteten,Region Östergötland, Thorax-kärlkliniken i Östergötland
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- Eriksson, Julia (författare)
- Karolinska Institutet, Sweden
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- Bell, Max (författare)
- Karolinska Institutet
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- Gupta, Anil (författare)
- Karolinska University Hospital, Sweden; Karolinska Institutet, Sweden
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(creator_code:org_t)
- 2022-08-29
- 2022
- Engelska.
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Ingår i: Acta Anaesthesiologica Scandinavica. - : WILEY. - 0001-5172 .- 1399-6576. ; 66:10, s. 1185-1192
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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http://kipublication...
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Abstract
Ämnesord
Stäng
- Background Supplementary oxygen is administered during anaesthesia to increase oxygen delivery and prevent hypoxia. Recent studies have questioned this routine. In this pilot study, our main aim was to investigate if 21% oxygen compared to >= 50% reduces the risk of postoperative complications and myocardial injury. Methods In this pragmatic, multicentre, single-blind study, patients undergoing vascular surgery were randomised to receive a fraction of inspired oxygen (FiO2) >= 0.50 and oxygen saturation determined by pulse oximetry (SpO(2)) >= 98% (group H) or FiO2 of 0.21 and SpO(2) > 90% (group N) oxygen perioperatively. The primary outcome was a composite outcome of major pre-defined postoperative complications assessed at 30 days. Myocardial injury was determined by serial troponin measurements. Data were analysed using generalised estimating equation, Mann-Whitney U test or chi-squared test, as appropriate. Results The 191 patients were randomised, and per-protocol principle was used for analyses. At 30-day follow-up, 43 out of 94 patients (46%) had a postoperative complication in group H and 36 out of 90 patients (40%) in group N, p = .46. New myocardial injury was seen in 27% versus 22% in Groups H and N respectively (p = .41). No differences in other outcomes were observed between the groups. Twelve patients (13%) in Group N had SpO(2) < 90%, six recovered spontaneously and six required supplemental oxygen. At 1-year follow-up, one patient in group H had died. Conclusion In this pilot study, postoperative complications were similar between the groups in patients randomised to FiO2 of 0.21 or >= 0.50 and no difference was found in the incidence of new myocardial injury. Larger, prospective adequately powered studies are needed.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Klinisk medicin -- Anestesi och intensivvård (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Clinical Medicine -- Anesthesiology and Intensive Care (hsv//eng)
Nyckelord
- myocardial injury; oxygen; postoperative complications; vascular surgery
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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Valadkhani, Arma ...
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Henningsson, Rag ...
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Nordström, Johan ...
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Granström, Anna
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Hallqvist, Linn
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Wahlgren, Carl M ...
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Peterzén, Bengt, ...
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Eriksson, Julia
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Bell, Max
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Gupta, Anil
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- Om ämnet
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- MEDICIN OCH HÄLSOVETENSKAP
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MEDICIN OCH HÄLS ...
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och Klinisk medicin
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och Anestesi och int ...
- Artiklar i publikationen
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Acta Anaesthesio ...
- Av lärosätet
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Linköpings universitet
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Karolinska Institutet