Epidemiology is the
study (scientific, systematic, data-driven) of the distribution (frequency, pattern) and determinants (causes, risk factors)
of health-related states and events (not just diseases) in specified populations (patient is community, individuals viewed collectively), and the application of (since …
What is the descriptive approach to epidemiology?
Descriptive epidemiology aims
to describe the distributions of diseases and determinants
. It provides a way of organizing and analyzing these data to describe the variations in disease frequency among populations by geographical areas and over time (i.e., person, place, and time).
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 three most essential elements of descriptive epidemiology?
Descriptive epidemiology covers
time, place, and person
. Compiling and analyzing data by time, place, and person is desirable for several reasons.
What are the key aspects of epidemiology?
Major areas of epidemiological study include
disease causation, transmission, outbreak investigation, disease surveillance, environmental epidemiology, forensic epidemiology, occupational epidemiology, screening
, biomonitoring, and comparisons of treatment effects such as in clinical trials.
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 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 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 are the 3 major types of epidemiological studies?
Three major types of epidemiologic studies are
cohort, case-control, and cross-sectional studies
(study designs are discussed in more detail in IOM, 2000). A cohort, or longitudinal, study follows a defined group over time.
What are the two types of epidemiology?
Epidemiologic studies fall into two categories:
experimental and observational
.
What are the aims of epidemiology?
Epidemiology is defined as “the study of the distribution and determinants of health-related states or events (including disease),” and the goal of epidemiologists is
to apply findings to control diseases or health issues
.
What is the role of epidemiology?
Epidemiology is
the study of the origin and causes of diseases in a community
. … The investigation would identify the cause of the outbreak and lead to interventions to prevent further cases of the disease.
What are the five core functions of epidemiology?
Section 4: Core Epidemiologic Functions. 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 are the seven uses for epidemiology?
There are, he argues, seven main uses for the science of epidemiology:
in historical study; in ‘community diagnosis’ or population studies
; in the calculation of individual risks; for health services research; as an aid to clinical understanding; in the identification and labelling of disease; and, lastly and …
What you mean by 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).
Are epidemiologists doctors?
Are epidemiologists considered medical doctors? No. While epidemiologists study and investigate the causes and sources of diseases in much the same way as medical doctors,
they’re not considered actual physicians
. Perhaps the biggest reason why is treatment.
