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Critical appraisal in small doses

What is the real significance of p-value?


Molina Arias Ma

aServicio de Gastroenterología y Nutrición. Hospital Infantil Universitario La Paz. Madrid. España.

Correspondence: M Molina. Email:

Reference of this article.:

Molina Arias M. ¿Qué significa realmente el valor de p?. Rev Pediatr Aten Primaria. 2017;19:377-81.

Published in Internet: 30/10/2017


P-value is a widely used term frequently misinterpreted by many readers of scientific articles. We define the significance of p-value, as well as its relation with the reliability and the clinical relevance of the results of the study.

Keywords: Models, statistical.



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ISSN 2174-4106  Publicación Open Acess, incluida en DOAJ, sin cargo por publicación.

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