TY - JOUR T1 - Measures of frequency, magnitude of association and impact in epidemiology JO - Allergologia et Immunopathologia T2 - AU - González-Ramírez,A.R. AU - Rivas-Ruiz,F. SN - 03010546 M3 - 10.1016/j.aller.2010.02.002 DO - 10.1016/j.aller.2010.02.002 UR - https://www.elsevier.es/en-revista-allergologia-et-immunopathologia-105-articulo-measures-frequency-magnitude-association-impact-S0301054610000534 AB - Epidemiology is concerned with groups of subjects belonging to populations, not with each individual subject, and takes into account both the subjects who contract a disease and those who do not. Comparison, thus, is a basic element of this discipline.Measures of frequency, association and impact are the main statistical resources employed in epidemiology to describe the distribution of healthcare problems, establishing a causal relationship between exposure and disease, enabling users to evaluate the impact of preventive measures in the field of public health. ER -