Tag Sensitivity

An unfairly treated genius

Critical appraisal of meta-analysis of diagnostic accuracy The genius that I am talking about in the title of this post is none other than Alan Mathison Turing, considered one of the fathers of computer science and a forerunner of modern…
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The guard’s dilemma

Sensitivity and specificity The world of medicine is a world of uncertainty. We can never be sure of anything at 100%, however obvious it may seem a diagnosis, but we cannot beat right and left with ultramodern diagnostics techniques or…
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The imperfect screening

Nobody is perfect. It is a fact. And a relief too. Because the problem is not to be imperfect, it is inevitable. The real problem is to believe one being perfect, to be ignorant of one’s limitations. And the same…
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All that glitters is not gold

A brother-in-law of mine is very concerned with a dilemma he’s gotten into. The thing is that he’s going to start a small business and he wants to hire a security guard to stay at the entrance door and watch…
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A never-ending story

Diagnostic odds ratio Today we won’t talk about dragons that take you for a walk if you get on its hump. Nor we’ll talk about men with feet on their heads or any other creature from the delusional mind of…
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The turn of the screw

Youden’s index Have you read the novel by Henry James?. I recommend it. A classical in the horror genre, with a dead and evil governess who appears as a ghost and with turbid relationships in the background. But today I’m…
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