A research team has been formed to study a new medication and its effects on depression
The researcher wants to use a design where neither the clients nor the research staff will know who is receiving the medication or the placebo. What type of study is this group conducting?
A) An empirical study
B) An evidence-based study
C) A case-control study
D) A double-blind study
Ans: D
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Ideally, investigation of a treatment uses a double-blind approach, in which neither clients and their families, nor the researcher recording results, know what treatment a subject is receiving.
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A postpartum client who had a vaginal birth asks the nurse, "Will my cervix return to its previous shape before I had my baby?" Which is the best response by the nurse?
a. The cervix will now have a slitlike shape. b. The cervix will be round and smooth after healing occurs. c. The cervix will remain 50% effaced now that you have had a baby. d. The cervix will be slightly dilated to 2 cm for about 6 months.
One way a 50-year-old individual can help maintain their lean body mass and minimize increases in body fat is to
a. engage in regular exercise, including strength training. b. use stress-reduction strategies, such as massage therapy. c. ensure that their diet includes adequate amounts of high-quality protein. d. decreasing their energy intake to prevent weight gain.
Which is an example of a directional, correlational hypothesis?
a. "Increasing hours spent in study groups is associated with an increase in GPA among nursing students." b. "Increased use of study groups will result in an increase in GPA among nursing students." c. "Nursing students who use study groups are among groups of students who have higher GPAs." d. "Studying in study groups is related to GPA levels in nursing students."
Which are barriers to implementation of evidence-based practice? Select all that apply
a. Lack of available time b. Inferior quality of available research c. Unwillingness of organizations to fund research d. Inability to understand the evidence