Bradford W. Duncan

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Introduction Fatigue may contribute to the human error component of medical errors. Hospitals function around the clock, which necessitates shift work for many personnel. Physicians, especially those in training, typically work long hours and are often sleep deprived. Personnel who work during evenings and at night experience disruptions in circadian(More)
For a number of years, simulators have been used in aviation, nuclear power, military flight operations and other industries as a training tool and method to assess performance. Their use is nearly universal in high reliability organizations. Recently the use of simulation in medicine has increased markedly, in part due to greater awareness of the(More)
There are several commonly used measures of association between treatment and control event rates in the population (piT and piC, respectively). One such measure, the number needed to treat (NNT) indicates the number of patients, on average, who must be treated in order to prevent one additional adverse event, and is equal to 1/(piC - piT). Because the(More)
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