title: [Subgroup analyses: do they help or mislead when interpreting study results?].
authors.affiliation: Unidad de Medicina Basada en Evidencia, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile.
authors.forename: Roberto
authors.initials: R
authors.lastname: Candia B
authors.forename: Solange
authors.initials: S
authors.lastname: Rivera
authors.forename: Ignacio
authors.initials: I
authors.lastname: Neumann
mesh_terms: D035843:Biomedical Research; D003627:Data Interpretation, Statistical; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D012107:Research Design / Q000592:standards*; D012196:Review Literature as Topic