Lemuel R Waitman

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Background Up to 38% of inpatient medication errors occur at the administration stage. Although they reduce prescribing errors, computerized provider order entry (CPOE) systems do not prevent administration errors or timing discrepancies. This study determined the degree to which CPOE medication orders matched actual dose administration times. METHODS At a(More)
OBJECTIVE Develop and test methods for representing and classifying breath sounds in an intensive care setting. METHODS Breath sounds were recorded over the bronchial regions of the chest. The breath sounds were represented by their averaged power spectral density, summed into feature vectors across the frequency spectrum from 0 to 800 Hertz. The sounds(More)
The Greater Plains Collaborative (GPC) is composed of 10 leading medical centers repurposing the research programs and informatics infrastructures developed through Clinical and Translational Science Award initiatives. Partners are the University of Kansas Medical Center, Children's Mercy Hospital, University of Iowa Healthcare, the University of(More)
HERON[1] is a clinical data repository with about a half a billion facts, linking hospital medical records and clinic billing systems with our tumor registry and biospecimen repository and national databases such as the Social Security death index. It is built on i2b2, an NIH-funded scalable informatics framework[2]. Users can interactively answer questions(More)
ii ACKNOWLEDGEMENTS This dissertation focuses on the importance of understanding context and interactions in success and failure, and the context surrounding my graduate education deserves recognition. I would not have been able to complete a PhD in biomedical informatics at any place other than Vanderbilt University in Nashville, Tennessee. The everyday(More)
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