00:00
00:12
00:26
01:01
01:45
01:51
03:43
04:16
04:29
05:31
05:41
05:52
06:43
07:05
07:27
08:40
The lecture False Positives and False Negatives – Screening Tests by Raywat Deonandan, PhD is from the course Screening Tests.
You estimate that the patient in your office has a one in four chance of having a serious disease. You order a diagnostic test with a sensitivity of 95% and specificity of 90%. The result comes back positive. Based on all the information now available, what is the chance your patient really has the disease?
You order a diagnostic test with a sensitivity of 95% and specificity of 90% for a particular disease. What is the probability that the test will come back negative in a patient who does NOT have the disease?
A screening test is developed for disease X. What do we call the probability that the test will correctly identify someone who truly does not have disease X?
5 Stars 

0 
4 Stars 

1 
3 Stars 

0 
2 Stars 

0 
1 Star 

0 
The lecturer is great! My concepts seem to be a lot clearer. However, the answers to the quiz questions need to be displayed somewhere, as i found them quite tough.