Volunteers in a study are assigned randomly to groups. Some of ...

[Tirant22]

Volunteers in a study are assigned randomly to groups.
 
  Some of the volunteers receive an herbal supplement that is reputed to control nausea, and some of the volunteers are assigned to a control group where a placebo is administered. This is an example of a(n):
 
  a. Longitudinal study.
  b. RCT.
  c. Meta-analysis.
  d. Appraisal tool.

Question 2

As the unit manager, you are interested in determining whether patient autonomy is preserved through informed consent in surgical settings.
 
  You determine that participatory action research is the best method to address this question. Which of the following is consistent with a participatory action research design?
 
  a. You interview 125 patients who have recently undergone surgery and transcribe the interviews to determine themes. Themes are validated with an expert in informed consent.
  b. You circulate a questionnaire to patients who recently underwent surgery and ask for their opinions regarding consent. Data are analyzed and the findings distributed to administration and other groups.
  c. An audit is undertaken of signed consents for treatment, to determine if the consent is properly witnessed and signed. Findings are used to inform changes in policies.
  d. You meet with a patient group to determine which questions should be asked about patient informed consent and what issues might be encountered and addressed during the research.

[dominiqueenicolee]

Answer to Question 1

ANS: B
RCTs, or randomized controlled trials, always involve testing of a treatment through the random assignment of subjects in the study to an experimental or treatment group or to a control group that receives a placebo.

Answer to Question 2

ANS: D
In participatory action research (PAR), the members of the community being studied are integral members of the research team and are involved in identifying the questions and addressing the issues involved in the implementation of the research project (Chevalier & Buckles, 2013).

[Tirant22]

TYSM

[bassamabas]

Excellent