Author Question: The statistic a nurse researcher should choose to use in a meta-analysis is what? a. Survival ... (Read 41 times)

fahad · **on:** Jul 8, 2018

The statistic a nurse researcher should choose to use in a meta-analysis is what?

a. Survival curve
b. Odds ratio
c. Measure of central tendency
d. Measure of dispersion

Question 2

To assess the efficacy of a specific intervention, which type of clinical category should the student investigate in appraising study results?

a. Therapy
b. Sensitivity and specificity
c. Prognosis
d. Harm

sultansheikh · **Reply #1 on:** Jul 8, 2018

Answer to Question 1

ANS: B

Feedback
A Survival curve is a graph showing the probability that a patient survives in a given state for a specified time.
B Odds ratio is the statistic of choice for meta-analysis.
C Measure of central tendency refers to several statistics (e.g., mean), not reserved to meta-analysis.
D Measure of dispersion refers to several statistics (e.g., standard deviation), not reserved to meta-analysis.

Answer to Question 2

ANS: A

Feedback
A Therapy category articles attempt to determine whether a difference exists between two or more treatments.
B In sensitivity and specificity studies, investigators assess the ability of screening tools and techniques to detect a disease.
C In prognosis category articles, researchers try to determine the outcome of a particular disease or condition.
D Harm category articles assess whether an individual has been harmed by exposure to a particular event.