Does EuroSCORE predict length of stay and specific postoperative complications after coronary artery bypass grafting?
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Published on: November 24, 2014
Ioannis K Toumpoulis1, Constantine E Anagnostopoulos, Joseph J DeRose
1Columbia University College of Physicians and Surgeons, Department of Cardiothoracic Surgery, St. Luke's-Roosevelt Hospital Center, New York, NY, USA.
Insights
The EuroSCORE effectively predicts prolonged hospital stays and complications like renal failure and sepsis after coronary artery bypass grafting (CABG). Standard EuroSCORE offers accurate predictions and is simple to calculate.
Area of Science:
- Cardiovascular Surgery
- Health Services Research
- Medical Informatics
Background:
- Coronary artery bypass grafting (CABG) is a major cardiac procedure.
- Predicting postoperative outcomes is crucial for patient management and resource allocation.
- The EuroSCORE is a widely used risk stratification tool.
Purpose of the Study:
- To assess the EuroSCORE's accuracy in predicting in-hospital mortality after CABG.
- To evaluate its performance in forecasting prolonged length of stay and major postoperative complications.
- To compare the predictive capabilities of the standard and logistic EuroSCORE models.
Main Methods:
- Prospective data collection from 3760 consecutive CABG patients.
- Utilized standard and logistic EuroSCORE models for prediction.
- Employed C statistic for discrimination and Hosmer-Lemeshow test for calibration.
Main Results:
- In-hospital mortality was 2.7%; 13.7% experienced major complications.
- EuroSCORE demonstrated strong discrimination for renal failure (C=0.80) and good discrimination for mortality (C=0.75), sepsis (C=0.72), and prolonged stay (C=0.71).
- Standard EuroSCORE showed good calibration for most outcomes, except length of stay.
Conclusions:
- EuroSCORE accurately predicts in-hospital mortality, prolonged length of stay, and complications like renal failure and sepsis post-CABG.
- The standard EuroSCORE is recommended due to its simplicity and accurate predictive performance.
- Risk stratification using EuroSCORE can aid in optimizing patient care following CABG surgery.
Background:
To evaluate the performance of EuroSCORE in the prediction of in-hospital postoperative length of stay and specific major postoperative complications after coronary artery bypass grafting (CABG).
Methods:
Data on 3760 consecutive patients with CABG were prospectively collected. The EuroSCORE model (standard and logistic) was used to predict in-hospital mortality, prolonged length of stay (>12 days) and major postoperative complications (stroke, myocardial infarction, sternal infection, bleeding, sepsis and/or endocarditis, gastrointestinal complications, renal and respiratory failure). A C statistic (receiver operating characteristic curve) was used to test the discrimination of the EuroSCORE. The calibration of the model was assessed by the Hosmer-Lemeshow goodness-of-fit statistic.
Results:
In-hospital mortality was 2.7%, and 13.7% of patients had one or more major complications. EuroSCORE showed very good discriminatory ability in predicting renal failure (C statistic: 0.80) and good discriminatory ability in predicting in-hospital mortality (C statistic: 0.75), sepsis and/or endocarditis (C statistic: 0.72) and prolonged length of stay (C statistic: 0.71). There were no differences in terms of the discriminatory ability between standard and logistic EuroSCORE. Standard EuroSCORE showed good calibration (Hosmer-Lemeshow: P>0.05) in predicting these outcomes except for postoperative length of stay, while logistic EuroSCORE showed good calibration only in predicting renal failure.
Conclusions:
EuroSCORE can be used to predict not only in-hospital mortality, for which it was originally designed, but also prolonged length of stay and specific postoperative complications such as renal failure and sepsis and/or endocarditis after CABG. These outcomes can be predicted accurately using the standard EuroSCORE which is very simple and easy in its calculation.
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