200 patients presenting with symptoms suggestive of Haemochromatosis have taken part in a new study which was looking at the validity of a new blood test which could diagnose this condition. Out of these 200 patients, 80 had a positive result. Of the 140 patients who had Haemochromatosis, 64 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.