title: [Not confusing estimates with reality].
authors.forename: R
authors.initials: R
authors.lastname: Sánchez Arroyo
authors.forename: J M
authors.initials: JM
authors.lastname: Jiménez Hereza
authors.forename: S
authors.initials: S
authors.lastname: Valdearcos Enguídanos
mesh_terms: D016001:Confidence Intervals; D016481:Helicobacter Infections / Q000175:diagnosis*; D006801:Humans; D011237:Predictive Value of Tests; D018401:Sample Size; D012680:Sensitivity and Specificity