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(ep?i-de-me-ol'o-je) [ epi- + Gr. demos, people + -logy]
The study of the distribution and determinants of health-related states and events in populations and the application of this study to the control of health problems. Epidemiology is concerned with the study of epidemic diseases caused by infectious agents and with health-related phenomena including accidents, suicide, climate, toxic agents (e.g., lead, air pollution), and catastrophes due to ionizing radiation.
See: pharmacoepidemiologyepidemiologicepidemiological (ep?i-de-me-o-loj'ik) (ep?i-de-me-o-loj'i-kal), adjective
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References in periodicals archive ?
Initial clinical signs/symptoms and associated epidemiologic risk factors (contact with infected persons or body fluids, handling of bushmeat, attending the funeral of an Ebola case-patient) were presented mostly in closed response formats and had yes, no, and unknown response categories.
Epidemiologic approaches and statistical techniques exist to characterize uncertainty that can be applied to weight-of-evidence evaluations and risk characterization efforts.
Further, epidemiologic studies usually provide data for only a short period of time, while the development of cancer may relate to exposures over many decades.
For example, an entire chapter is now devoted to concepts of causality, whereas before it was included as part of general epidemiologic concepts.
* The case was reported on the basis of contact with an index case that was subsequently excluded as a case of SARS provided other possible epidemiologic criteria are not present
Students needing more remedial work can review didactic lessons about basic epidemiologic and public health concepts (i.e., MORE ABOUT lessons).
Based upon responses of 30,000 people to the 300-question survey that was part of the American Migraine Study II (AMS-II), a large epidemiologic study, 13% of this large sample met rigorous IHS criteria for the diagnosis of migraine with or without aura.
Recommendations concerning the male latex condom and the prevention of sexually transmitted diseases (STDs), including human immunodeficiency virus (HIV), are based on information about how different STDs are transmitted, the physical properties of condoms, the anatomic coverage or protection that condoms provide, and epidemiologic studies of condom use and STD risk.
The text is organized in four sections: Part I considers the definition, scope, and history of epidemiology; the fundamental strategies of epidemiologic research; the framework for assessing valid statistical associations and making judgements about causality; and basic measures of disease frequency and association.
State health departments can request epidemiologic assistance from CDC for the investigation of disease outbreaks.
Modern Environments and Human Health: Revisiting the Second Epidemiologic Transition
Course content will include epidemiologic principles, basic statistical analysis, public health surveillance, field investigations, surveys and sampling, and the epidemiologic aspects of current major public health problems in global health.