Using surgical risk scores in nonsurgically treated infective endocarditis patients

Autor: Giuseppe Gatti, Sidney Chocron, Jean-François Obadia, Xavier Duval, Bernard Iung, François Alla, Catherine Chirouze, Thanh Lecompte, Bruno Hoen, François Delahaye, Pierre Tattevin, Vincent Le Moing, Andrea Perrotti
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Hellenic Journal of Cardiology, Vol 61, Iss 4, Pp 246-252 (2020)
Druh dokumentu: article
ISSN: 1109-9666
DOI: 10.1016/j.hjc.2019.01.008
Popis: Background: The accuracy of surgical scores in predicting in-hospital mortality for nonsurgically treated patients with infective endocarditis (IE) has not yet been explored. Methods: Patients with definite IE who did not undergo valve surgery were selected from the database of seven French administrative areas (Association pour l'Étude et la Prévention de l'Endocardite Infectieuse [AEPEI] Registry, 2008). The patients were scored using (a) six systems specifically devised to predict in-hospital mortality after surgery for IE, (b) three commonly used risk scores for heart surgery, and (c) a risk score for predicting six-month mortality in IE after either surgery or medical therapy. Calibration (Hosmer–Lemeshow test) and discriminatory power (receiver operating characteristic [ROC] analysis) were assessed for each score. Areas under ROC curves were compared one-to-one (Hanley-McNeil method). Results: A total of 192 patients (mean age, 65.2±15.2 years) were considered for analysis. There were 38 (19.8%) in-hospital deaths. Age >70 years (p=0.001), Staphylococcus aureus as causal agent (p=0.05), and severe sepsis (p=0.027) were independent predictors of in-hospital mortality. Despite many differences in the number and type of variables, all but two of the investigated scores showed good calibration (p>0.66). However, discriminatory power was satisfactory (area under ROC curve >0.70) only for three of the scores specific for IE and two of the scores used to predict mortality after cardiac surgery. Conclusions: Among the 10 surgical scores evaluated in this study, five could be adopted to predict in-hospital mortality even for IE patients receiving medical treatment only.
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