Why the study?
Can a simple risk model using routinely collected variables predict in-hospital mortality for patients undergoing heart valve surgery?
Population
32,839 patients who underwent heart valve surgery between April 1995 and March 2003 from the Society of…
Design
Cohort
Follow-up
In-hospital
Authors
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May support preoperative counseling in valve surgery; leaves open external validation before routine use.
Can a simple risk model using routinely collected variables predict in-hospital mortality for patients undergoing heart valve surgery?
A simple risk model using routinely collected variables can accurately predict in-hospital mortality for patients undergoing heart valve surgery, facilitating patient advice and institutional comparisons.
Ambler et al. (2005) studied this question.
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