195k views
1 vote
A new screening test for Lyme disease is developed for use in the general population. The sensitivity and specificity of the new test are 60% and 70%, respectively. Three hundred people are screened at a clinic during the first year the new test is implemented. (Assume the true prevalence of Lyme disease among clinic attendees is 10%.) Calculate the following values:The predictive value of a positive test is:

A. 33.0%
B. 18.2%
C. 94.0%
D. 22.2%
E. 6.0%

1 Answer

3 votes

Answer:

The predictive value of a positive test is:

B. 18.2%

Step-by-step explanation:

User Harshvardhan
by
7.9k points