A researcher is designing a fully randomized clinical trial. What must a fully randomized clinical trial contain? (Select all that apply.)
a. Random collection of data in both groups
b. Random operationalization of the dependent variable
c. Random assignment to group
d. Random selection
e. Random application of the independent variable
ANS: C, D
A randomized clinical trial is a planned experiment designed to determine the efficacy of a treatment or independent variable in a study where the experimental group receives the treatment and the control group does not. The research subjects are obtained by random selection. The experimental group and the control group are constituted through random assignment. Then the researcher enacts the independent variable on the experimental group only. In clinical trials, data collection proceeds simultaneously for both groups.
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Alternative and complementary medicine is popular among many citizens. Healthcare providers need to be up to date on these alternatives when treating clients
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The nurse informs a patient who is on an antitussive agent that:
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If a group wanted to investigate why there was a high death rate related to chronic obstructive pulmonary disease in their community, how could information be obtained?
1. Consulting the Bureau of Statistics 2. Surveying citizens by going door-to-door 3. Looking at Morbidity and Morality Weekly Report 4. Gathering data from health care providers at the health department.