Risk-adjusted sequential probability ratio test control chart methods for monitoring operator and institutional mortality rates in interventional cardiology
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This research was supported in part by grants 1-T15-LM-07092 and R01-LM-08142-04 from the National Library of Medicine, Bethesda, MD of the National Institutes of Health, Bethesda, MD. The authors have no conflict of interests to disclose.
PII: S0002-8703(07)00708-9
doi:10.1016/j.ahj.2007.08.022
© 2008 Published by Elsevier Inc.
