200 patients presenting with symptoms suggestive of Crohn’s disease chose to take part in a new study which was looking at the validity of a new blood test for this condition. Out of these 200 patients, 140 had a negative test result. Of the 90 patients who had Crohn’s disease, 78 had a negative result.
Please work out the Positive Predictive Value of the new test and select the correct answer from the list below. Each answer is rounded to 2 decimal points.
