Transcription of Standardization of rates and ratios - epidemiolog
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6. Standardization of rates and ratios * Concepts and basic methods for deriving measures that are comparable across populations that differ in age and other demographic variables. Overview Epidemiologists are always mindful of population diversity. Virtually every large population is heterogeneous in regard to sociodemographic ( , age, gender, education, religion), geographic , genetic, occupational, dietary, medical history, and innumerable other personal attributes and environmental factors related to health. A population can be viewed as a composite of diverse subgroups (ultimately, subgroups of size one, , individuals, but epidemiologic measures break down at that point). Any overall measure or statistic reflects the value of that measure for each of the subgroups comprising the population.
Standardization of rates and ratios* ... (e.g., age, gender, education, religion), geographic, genetic, occupational, dietary, medical history, and innumerable other personal attributes and environmental factors related to health. ... women in older age groups, where mortality is high. Since the data from larger strata dominate the crude death ...
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