A new assay is used to test 120 samples from patients with a clinically confirmed diagnosis of the relevant infection and 50 samples from healthy control subjects.The test results were positive for 90 of the infected patients and positive for 10 of the healthy controls.
-Calculate the positive predictive value of the assay.
A) 57%
B) 75%
C) 80%
D) 90%
Correct Answer:
Verified
Q11: A new assay is used to test
Q12: A blowout pipette would be labeled:
A) TD.
B)
Q13: When 0.5 mL of serum is added
Q14: To prepare 70 ml of a 10%
Q15: Which series of dilutions would be best
Q16: If you want to make 4 mL
Q17: A new assay is used to test
Q18: A new assay is used to test
Q20: An antibody titer is defined as the
Q21: How should a 1:50 dilution be made
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