title: [Concept of risk in epidemiological studies].
abstract: Risk is defined as probability of disease within the stated period of time. The concepts of relative risk, difference of risks, standardized relative risk and others conventional in epidemiological and hygienic research are given.
authors.forename: N V
authors.initials: NV
authors.lastname: Lebedeva
authors.forename: E B
authors.initials: EB
authors.lastname: Gurvich
mesh_terms: D006801:Humans; D009784:Occupational Diseases / Q000453:epidemiology*; D012106:Research; D012307:Risk Factors
vernacular_title: Poniatie riska v épidemiologicheskikh issledovaniiakh.