Quality Assurance

Question 1

Our test found disease and there really was disease describes

a) true positive
b) true negative
c) false positive
d) false negative

Answer 1

a) true positive

Question 2

Our test was normal and the patient really is normal describes

a) true positive
b) true negative
c) false positive
d) false negative

Answer 2

b) true negative

Question 3

Our test said it was abnormal, but the patient really is normal describes

a) true positive
b) true negative
c) false positive
d) false negative

Answer 3

c) false positive

Question 4

Our test said no disease, but it really was abnormal

a) true positive
b) true negative
c) false positive
d) false negative

Answer 4

d) false negative

Question 5

The ability to detect disease describes

a) sensitivity
b) specificity

Answer 5

a) sensitivity

Question 6

The ability to detect or identify normal describes

a) sensitivity
b) specificity

Answer 6

b) specificity

Question 7

How good at predicting disease describes

a) positive predictive value
b) negative predictive value

Answer 7

a) positive predictive value

Question 8

How good at predicting normal describes

a) positive predictive value
b) negative predictive value

Answer 8

b) negative predictive value