|
Prior probability (odds): |
24% (0.3) |
|
POSITIVE TEST: |
Positive Likelihood ratio: |
81 |
95% confidence interval: |
[11,568] |
Posterior probability (odds): |
96% (25.1) |
95% confidence interval: |
[77%,99%] |
(~ 1 in 1.0 with positive test |
are sick) |
|
NEGATIVE TEST: |
Negative Likelihood ratio: |
0.04 |
95% confidence interval: |
[0.01,0.27] |
Posterior probability (odds): |
1% (0.0) |
95% confidence interval: |
[0%,8%] |
(~ 1 in 1.0 with negative test |
are well) |
|
Odds = Probability / (1-Probability) |
+LR = Sensitivity / (1 - Specificity) |
-LR = (1 - Sensitivity) / Specificity |
Posterior Odds = Prior Odds x LR |
|