A specific test is one that has the ability to:
a. correctly identify those who have the dis-ease.
b. correctly identify those who do not have the disease.
c. be exclusively used to make a diagnosis.
d. exclude competing explanations for another test finding.
B
The specificity of a test is determined by its ability to identify those who do not have the disease for which the test has been designed. Negative results are more likely to be valid.
You might also like to view...
The nurse working at a first aid booth during a summer marathon sees several runners. Which runner should be seen first? A runner who:
a. Has fallen several times b. Is fatigued c. Thinks he has the flu d. Has tachypnea
The psychodynamic approach has found that people generally lack motivation to do high- quality work
a. True b. False
A nurse is preparing for the admission of a child with a diagnosis of acute-stage Kawasaki disease. On assessment of the child, the nurse expects to note which clinical manifestation of the acute stage of the disease?
a) cracked lips b) a normal appearance c) conjunctival hyperemia d) desquamation of the skin
Celiac disease, or sprue, is caused by alterations of the intestinal:
a. glands. b. villi. c. smooth muscle wall. d. sphincters.