&gt;&gt; That way she could see how many diseases were caught early, how many diseases were missed, and how many times false positives occurred<p>I don&#x27;t understand why this article continually mixes one thing tests do(measuring physical quantities) with another(predicting disease) ? The way to evaluate theranos is whether they measure the physical quantities correctly(and it appears they are not), not with the complexity of predicting disease from those numbers. That&#x27;s a job for other parts of the medical establishment.