title: Randomized trials analyzed as observational studies.
authors.forename: Miguel A
authors.initials: MA
authors.lastname: Hernán
authors.forename: Sonia
authors.initials: S
authors.lastname: Hernández-Díaz
authors.forename: James M
authors.initials: JM
authors.lastname: Robins
mesh_terms: D015986:Confounding Factors, Epidemiologic; D006801:Humans; D057194:Intention to Treat Analysis; D064887:Observational Studies as Topic / Q000592:standards*; D016032:Randomized Controlled Trials as Topic / Q000592:standards*; D012107:Research Design / Q000592:standards*; D015983:Selection Bias
references.citation: JAMA. 2002 Jul 17;288(3):321-33
references.pmid: 12117397
references.citation: Epidemiology. 2010 Jul;21(4):528-39
references.pmid: 20526200
references.citation: Clin Trials. 2012 Feb;9(1):48-55
references.pmid: 21948059