Question

Part Il Due to the low performance of the screening test above, the researchers dL. Using this . Of these, 66 decided to lower the cut-off point for defining positive cases to 90mg/ lower cut-off point, 230 people tested positive on the screening test people tested negative on the diagnostic test (that is, they did not have hypercholesterolemia). This yields Table 2 Table 2 Screening Positive Negative Total Disease 164 336 500 Total 230 9770 10000 No Disease 9434 9500 2 8. Compute the sensitivity, specificity, rates of false negatives and false positives, PPV and NPV of the screening test with the new cutoff. yes AK Cl

Using the information from Part 2 and question 8 (the first picture). Can you answer numbers 12-14?

Answer 1

lex (Neg False ve Trus -ve tert-ve Total dise 1o0 000D O siline 66S30 13 111o 1200 Ioo60 Tola 0o 00 336 464 ih dlient ② 92AQ _, 66-1131, Litunt diseara

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