26.27 Sensitivity and specificity

26.27.1 TSA and Airport Security

• the probability of a negative test, given the absence of a condition (TSA singles out thousands daily for invasive enhanced pat-down – is it worth the cost?)

TSA pat-down leaves traveler covered in urine ’I was absolutely humiliated, I couldn’t even speak,’ said Thomas D. Sawyer, 61, of Lansing, Mich. (MSNBC 11/22/2010)