NR 503 Chamberlain Midterm Anabell
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Epidemiology - is the science of public health
Population Health - focuses on risk, data, demographics, and
outcomes.
Outcomes - is the end result that follows an intervention
aggregate - is a defined population.
community -...
Healthy People 2020 - ✔✔aims to reach four overarching goals: 1.Attain
high-quality, longer lives free of preventable disease, disability, injury, and
premature death, 2. Achieve health equity, eliminate disparities, and
improve the health of all groups 3.Create social and physical environments
that promote good health for all. 4. Promote quality of life, healthy
development, and healthy behaviors across all life stages.
, Determinants of care/health - ✔✔The range of personal, social, economic,
and environmental factors that influence health status are known ...
risk analysis - ✔✔the characterization of the potential adverse health
effects of human exposures to environmental hazards
health disparities - ✔✔the difference in health statuses between various
groups (populations).
Sensitivity - ✔✔measures the proportion of actual positives that are
correctly identified as such (e.g., the percentage of sick people who are
correctly identified as having the condition)
Specificity - ✔✔(also called the true negative rate) measures the proportion
of actual negatives that are correctly identified as such (e.g., the
percentage of healthy people who are correctly identified as not having the
condition)
Positive predictive value - ✔✔is the probability that subjects with a positive
screening test truly have the disease
epidemiological triangle - ✔✔1. A traditional model of infectious disease
causation, known as the Epidemiological Triad is depicted in Figure 2. The
triad consists of an external agent, a host and an environment in which host
and agent are brought together, causing the disease to occur in the host.
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