A nurse has praised the recent efforts on a medical unit to utilize research in an effort to improve the quality of nursing care of patients with dyspnea.
The nurse educator on the unit, however, has characterized the initiative as an example of evidence-based practice rather than research utilization. This distinction suggests that
A) the change was based on expert opinion rather than journal articles and textbooks.
B) the effects of the practice change will be evaluated formally and the change will be revisited if outcomes are unsatisfactory.
C) internal evidence was considered during the practice change.
D) there was multidisciplinary input during the planning and implementation of the change.
Question 2
The number needed to treat (NNT) for an experimental vaccine is 775 . This means
A) 775 individuals will be prevented from developing the disease in question.
B) the relative risk reduction of the disease is -775 among those who were vaccinated.
C) 775 individuals must be vaccinated to prevent one case of the disease.
D) vaccinated individuals have a 1-in-775 chance of developing the disease.
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