Resumen

DIAZ NOVAS, José  y  GALLEGO MACHADO, Bárbara. Some useful measures in the diagnosis. Rev Cubana Med Gen Integr [online]. 2006, vol.22, n.1, pp. 0-0. ISSN 1561-3038.

It is stated the importance of having a thorough knowledge of some concepts and mathematical equations to make the medical diagnosis. The definitions and the mode of calculating sensitivity, specificity, and the positive and negative predictive value are exposed. Examples are given of how to estimate the probability of a disease according to the available clues.

Palabras clave : Sensitivity; specificity; predictive value; probability of disease; diagnosis.

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