Calculate the sensitivity of a screening test: True Positives=80, False Negatives=20, True Negatives=90, False Positives=10
A90%
B85%
C80%
D95%
Specificity of a diagnostic test is defined as:
A0.95
B0.05
C0.4
D0.8
Which of the following statements about screening for disease is false?
ATime consuming
BArbitrary and final
CRarely a basis for starting treatment without further confirmation
DDone on apparently healthy people
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