Prevalence of the disease A 46 per 10000 inhabitants Test us

Prevalence of the disease A 4,6 per 10000 inhabitants. Test, used for diagnosis, has sensitivity 0.87 and specify 0.83. What is the probability that patient with positive test is disease. What is the probability that patient, nevertheless, is healthy? After first visit, patient was included in the risk group, where prevalence of the disease To rule in the diagnosis, clinical test with sensitivity 0.70 and specify 0.79 What is the probability, that patient has the disease, given the got positive test result? What is the probability, that patient does not have the disease, given he got negative test result?

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