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by killjoywashere 1463 days ago
Yeah, now break out the prevalence of each of their 21 cancer types in the population. The overall cancer prevalence is only 0.4%, so, b-school math (not to be used in actual calculations) is 0.02%. With a 99% specificity and a 80% sensitivity, you're going to get a lot of false positives and a lot of false negatives. Oy vey.