title: [Power and study size (what's wrong in post hoc power evaluation)].
authors.affiliation: Dipartimento di Statistica, G. Parenti Università di Firenze, Italy. catelan@ds.unifi.it
authors.forename: Dolores
authors.initials: D
authors.lastname: Catelan
authors.forename: Annibale
authors.initials: A
authors.lastname: Biggeri
authors.forename: Fabio
authors.initials: F
authors.lastname: Barbone
mesh_terms: D056808:Biostatistics / Q000379:methods*; D016001:Confidence Intervals; D018401:Sample Size; D012680:Sensitivity and Specificity