mod 6 Flashcards
1
Q
specificity
A
detects all healthy.
TN/ TN+ FP x 100
2
Q
sensitivity
A
detects all sick
TP + TP+FN x 100
3
Q
true pos
A
tets pos and is actually sick
4
Q
true neg
A
tests neg and is actually fine
5
Q
false pos
A
tests pos but is actually fine
6
Q
false neg
A
tets neg but is actually sick
7
Q
PPV
A
positive predictive value.
how likley you are to actually ahve the disease if u test positive
TP/TP+FP x 100
8
Q
what si the reference range
A
95% of people who take the test, 2 standard deviations outside of mean (average) value. 2.5% outside of this 95% is abnormal
9
Q
serious disease do we want more FN or FP
A
less FN
10
Q
A
