Epidemiologists are public health workers who
investigate patterns and causes of disease and injury
. They seek to reduce the risk and occurrence of negative health outcomes through research, community education and health policy.
What are the six major tasks of epidemiology?
Two essential concepts of epidemiology are population and comparison. Core epidemiologic tasks of a public health epidemiologist include
public health surveillance, field investigation, research, evaluation, and policy development
.
What are the major tasks of epidemiology in public health practice?
In the mid-1980s, five major tasks of epidemiology in public health practice were identified:
public health surveillance, field investigation, analytic studies, evaluation, and linkages
.
What is the main purpose of epidemiology?
Epidemiology
identifies the distribution of diseases, factors underlying their source and cause, and methods for their control
; this requires an understanding of how political, social and scientific factors intersect to exacerbate disease risk, which makes epidemiology a unique science.
Social epidemiology assumes that
the distribution of advantages and disadvantages in a society reflects the distribution of health and disease
. It proposes to identify societal characteristics that affect the pattern of disease and health distribution in a society and to understand its mechanisms.
What are the 5 W’s of epidemiology?
The difference is that epidemiologists tend to use synonyms for the 5 W’s:
diagnosis or health event (what), person (who), place (where), time (when), and causes, risk factors, and modes of transmission (why/how)
.
What are the 7 uses of epidemiology?
(The seven uses of epidemiology were identified by Morris as:
demonstrating historical change; community diagnosis; identifying risks to individuals; analysis health service provision and needs; completing the clinical picture of disease; identification of syndromes; and discovering causes through observation of
…
What are the three components of epidemiology?
Among the simplest of these is the epidemiologic triad or triangle, the traditional model for infectious disease. The triad consists of
an external agent, a susceptible host, and an environment that brings the host and agent together
.
What is epidemiology in your own words?
Epidemiology is considered the basic science of public health. In simple terms, it’s the study of who gets sick and why. “Epidemiology” literally means “
the study of what is upon the people
.” The word comes from the Greek epi, meaning “upon,” demos, meaning “people,” and logos, meaning “study.
What is epidemiological concept?
(1) It is
a quantitative science concerned in infectious diseases with the circumstances under which disease processes occur
, the factors that affect their incidence and the host response to the infectious agent, and the use of this knowledge for control and prevention.
What are the advantages of epidemiology?
Epidemiology offers
powerful tools to quantify the degree to which risk factors and humanitarian interventions affect population health in a crisis
. These tools include surveys, surveillance, analysis of programme data, and rapid assessment.
What is the best definition for epidemiology?
By definition, epidemiology is the
study (scientific, systematic, and data-driven) of the distribution (frequency, pattern) and determinants (causes, risk factors)
of health-related states and events (not just diseases) in specified populations (neighborhood, school, city, state, country, global).
What is an example of epidemiology?
The term epidemiology is now widely applied to cover the description and causation of not only epidemic, infectious disease, but of disease in general, including related conditions. Some examples of topics examined through epidemiology include as
high blood pressure, mental illness and obesity
.
What are the four uses of epidemiology?
For
community diagnosis of the presence, nature and distribution of health and disease among the population
, and the dimensions of these in incidence, prevalence, and mortality; taking into account that society is changing and health problems are changing. To study the workings of health services.
What are the branches of epidemiology?
- Molecular Epidemiology.
- Disaster Epidemiology.
- Forensic Epidemiology.
- Environmental Epidemiology.
- Travel Epidemiology.
- Occupational Epidemiology.
- References.
Social epidemiology is a branch of epidemiology that focuses particularly on the effects of social-structural factors on states of health. Social epidemiology assumes that
the distribution of advantages and disadvantages in a society reflects
the distribution of health and disease.
