Modern Epidemiology

Modern Epidemiology

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The thoroughly revised and updated Third Edition of the acclaimed Modern Epidemiology reflects both the conceptual development of this evolving science and the increasingly focal role that epidemiology plays in dealing with public health and medical problems. Coauthored by three leading epidemiologists, with sixteen additional contributors, this Third Edition is the most comprehensive and cohesive text on the principles and methods of epidemiologic research. The book covers a broad range of concepts and methods, such as basic measures of disease frequency and associations, study design, field methods, threats to validity, and assessing precision. It also covers advanced topics in data analysis such as Bayesian analysis, bias analysis, and hierarchical regression. Chapters examine specific areas of research such as disease surveillance, ecologic studies, social epidemiology, infectious disease epidemiology, genetic and molecular epidemiology, nutritional epidemiology, environmental epidemiology, reproductive epidemiology, and clinical epidemiology.The latter bias will pose no problem if we do not match our study subjects on the factor, because then we need only ignore the ... Overmatching and Cost Efficiency Some methods for obtaining controls automatically entail matching. ... As an example, in a casecontrol study it is sometimes very economical to recruit controls by asking each case to provide the names of several friends who might serve asanbsp;...

Title:Modern Epidemiology
Author:Kenneth J. Rothman, Sander Greenland, Timothy L. Lash
Publisher:Lippincott Williams & Wilkins - 2008


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