Why the study?
What factors predict the use of positive inotropic drugs after cardiac valve surgery?
Population
149 patients undergoing cardiac valve surgery. Excluded: hepatic or renal failure, or New York Heart…
Design
Cohort
Authors
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Age, heart failure history, lower LVEF, and anesthesiologist associate with post-valve inotrope support; hypothesis-generating for reducing practice variation.
What factors predict the use of positive inotropic drugs after cardiac valve surgery?
Patient age, preoperative ventricular function, and physician preference, rather than specific valvular lesion or cardiopulmonary bypass duration, predict the need for inotropic support after cardiac valve surgery.
Butterworth et al. (1998) studied this question.
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