title: [Statistical tests: value, principle and interpretation].
abstract: Comparison of data groups requires the use of statistical tests. This article utilizes an example taken from the Revue Médicine Tropicale to illustrate the value of statistical testing as well as an interpretation of the probability value "p" associated with test results.
authors.affiliation: Service de Médecine des collectivitès, Institut de Médecine Tropicale du Service de Santé des Armées, Marseille, France. medco.imtssa@wanadoo.fr
authors.forename: R
authors.initials: R
authors.lastname: Michel
authors.forename: L
authors.initials: L
authors.lastname: Ollivier-Gay
authors.forename: A
authors.initials: A
authors.lastname: Spiegel
authors.forename: J P
authors.initials: JP
authors.lastname: Boutin
mesh_terms: D003627:Data Interpretation, Statistical; D006801:Humans; D012107:Research Design; D014330:Tropical Medicine / Q000706:statistics & numerical data*