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Cystatin C- and Cre...
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Åkerblom, Axel,1977-Uppsala universitet,Kardiologi,Uppsala kliniska forskningscentrum (UCR)
(författare)
Cystatin C- and Creatinine-based Estimates of Renal Function and Their Value for Risk Prediction in Patients with Acute Coronary Syndrome : Results from the PLATelet Inhibition and Patient Outcomes (PLATO) Study
- Artikel/kapitelEngelska2013
Förlag, utgivningsår, omfång ...
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2013-09-01
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Oxford University Press (OUP),2013
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printrdacarrier
Nummerbeteckningar
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LIBRIS-ID:oai:DiVA.org:uu-197704
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https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-197704URI
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https://doi.org/10.1373/clinchem.2012.200709DOI
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Språk:engelska
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Sammanfattning på:engelska
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Ämneskategori:ref swepub-contenttype
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Ämneskategori:art swepub-publicationtype
Anmärkningar
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Background: The estimated glomerular filtration rate (eGFR) independently predicts cardiovascular (CV) death or myocardial infarction (MI), and can be estimated by creatinine and cystatin C concentrations. We evaluated two different cystatin C assays, alone or combined with creatinine, in patients with acute coronary syndromes.Methods: Plasma cystatin C, measured with assays from Gentian and Roche, and serum creatinine was analyzed in 16279 patients from the PLATelet inhibition and patient Outcomes trial. Pearson’s correlation and agreement (Bland–Altman) between methods was evaluated. Prognostic value in relation to CV death or MI during one year of follow up was evaluated by multivariable logistic regression analysis including clinical variables and biomarkers, c-statistics and relative Integrated Discrimination Improvement (IDI).Results: Median cystatin C concentrations (interquartile intervals) were 0.83 (0.68 - 1.01) mg/L (Gentian) and 0.94 (0.80 - 1.14) mg/L (Roche). Overall correlation was 0.86 (95% confidence interval 0.85-0.86). The level of agreement was ±0.39mg/L (±2 standard deviations) (n=16279).The area under curve (AUC) in the multivariable risk prediction model with cystatin C (Gentian, Roche) or Chronic Kidney Disease - Epidemiology (CKD-EPI) added was 0.6914, 0.6913 and 0.6932. Corresponding relative IDIs were 2.96%, 3.86% and 4.68%, respectively (n=13050). Addition of eGFR by the combined creatinine-cystatin C equation yielded AUC of 0.6923(Gentian) and 0.6924(Roche) with relative IDIs of 3.54% and 3.24% respectively.Conclusions: Despite differences in cystatin C concentrations, overall correlation between the Gentian and Roche assays was good while agreement was moderate. The combined creatinine-cystatin C equation did not outperform risk prediction compared to CKD-EPI.
Ämnesord och genrebeteckningar
Biuppslag (personer, institutioner, konferenser, titlar ...)
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Wallentin, Lars,1943-Uppsala universitet,Kardiologi,Uppsala kliniska forskningscentrum (UCR)(Swepub:uu)larswall
(författare)
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Larsson, AndersUppsala universitet,Klinisk kemi(Swepub:uu)andla606
(författare)
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Siegbahn, AgnetaUppsala universitet,Koagulation och inflammationsvetenskap(Swepub:uu)agsie424
(författare)
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Becker, Richard C.Duke Clinical Research Institute, Durham, NC, USA
(författare)
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Budaj, AndrzejPostgraduate Medical School, Grochowski Hospital, Warsaw, Poland
(författare)
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Himmelmann, AndersAstraZeneca Research and Development, Mölndal, Sweden
(författare)
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Horrow, JayAstraZeneca Research and Development, Wilmington, USA
(författare)
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Husted, SteenDepartment of Cardiology, Århus University Hospital, Århus, Denmark
(författare)
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Storey, Robert F.Department of Cardiovascular Science, University of Sheffield, Sheffield, UK
(författare)
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Åsenblad, NilsUppsala universitet,Uppsala kliniska forskningscentrum (UCR),Uppsala Clinical Research Center(Swepub:uu)niase031
(författare)
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James, Stefan K.Uppsala universitet,Kardiologi,Uppsala kliniska forskningscentrum (UCR)(Swepub:uu)stjam367
(författare)
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Uppsala universitetKardiologi
(creator_code:org_t)
Sammanhörande titlar
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Ingår i:Clinical Chemistry: Oxford University Press (OUP)59:9, s. 1369-13750009-91471530-8561
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Åkerblom, Axel, ...
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Wallentin, Lars, ...
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Larsson, Anders
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Siegbahn, Agneta
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Becker, Richard ...
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Budaj, Andrzej
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Himmelmann, Ande ...
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Horrow, Jay
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Husted, Steen
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Storey, Robert F ...
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Åsenblad, Nils
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James, Stefan K.
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