A set of techniques used to remove, as far as possible, the effects of differences in age or other confounding variables when comparing two or more populations. The common method uses weighted averaging of rates specific for age, sex, or some other potential confounding variable(s) according to some specified distribution of those variables. The two main methods are direct and indirect standardization.
Arrangement of diseases into groups having common characteristics. Useful in efforts to achieve standardization in the methods of presenting mortality and morbidity data from different sources and, therefore, in comparability. May include a systematic numerical notation for each disease entry. Examples include the International Statistical Classification of Diseases, Injuries and Causes of Death.... classification of disease
a notional population used in standardization (see standardized rates). The European standard population is a population of two million, with a defined age structure. It is younger than the England population, and has similar age structures for males and females.... standard population
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