title: Empirical considerations in orthopaedic research design and data analysis. Part I: Strategies in research design.
abstract: Empirical investigations have a direct effect on future therapeutic interventions. Thus, the advancement of any field of medicine is dependent upon the critical evaluation of research. Careful research design by investigators is necessary to yield meaningful, significant data. A clear understanding of basic statistical relationships is necessary for the clinician to evaluate the significance and quality of the scientific literature.
authors.affiliation: Joint Implant Surgeons, Inc., Columbus, Ohio.
authors.forename: S J
authors.initials: SJ
authors.lastname: Niemcryk
authors.forename: T J
authors.initials: TJ
authors.lastname: Kraus
authors.forename: T H
authors.initials: TH
authors.lastname: Mallory
mesh_terms: D006801:Humans; D009985:Orthopedics; D012107:Research Design; D013223:Statistics as Topic