NSG 522 Epidemiology/Biostats Verified Questions And Answers

NSG 522 Epidemiology/Biostats Verified Questions And
Answers

,NSG 522 Epidemiology/Biostats Verified Questions And
Answers


Epidemiology is defined as? - ANSWER The STUDY of the DISTRIBUTION and
DETERMINANTS of HEALTH-RELATED STATES OR EVENTS in specified POPULATIONS
and the application of this knowledge to the CONTROL OF HEALTH PROBLEMS



What are the core Epidemiological Functions? - ANSWER Surveillance

Field Investigations

Analytic Studies

Evaluation

Linkages

Policy



What type of science is Epidemiology? - ANSWER Quantitative



What does measurement focus on in Epidemiology? - ANSWER Distribution and
Determinants of health-related states and events



What can be said about the nature of epidemiology? - ANSWER Epidemiology is a story
about health related states and events supported by data.



5 W's of Epidemiology? - ANSWER What

When

Where

Who

Why

,NSG 522 Epidemiology/Biostats Verified Questions And
Answers
What are the two components of Epidemiology? - ANSWER Analytic and Descriptive



Descriptive Epidemiology Describes which elements? - ANSWER WHEN, WHERE, WHO

Time, Place, Person



Which elements does Descriptive Epidemiology study? - ANSWER The DISTRIBUTION,
FREQUENCY, and PATTERN of health related states and events



Analytic Epidemiology describes which elements? - ANSWER WHY AND HOW



Analytic Epidemiology studies the? - ANSWER Determinants of health-related events.
The WHY, the Causes



What are the four general categories to Determinants of Health? - ANSWER Biological,
Environmental, Social, Health Behaviors



What constitutes the social determinants of health? - ANSWER Economic Stability,
Neighborhood/Built Environment, Health/Health Care, Social/Community Context,
Education



What are examples of Health Behaviors? - ANSWER Nutrition, Physical Activity,
Rest/Relaxation, Tobacco Use, Alcohol use, Illicit substance use, immunizations.



Describe Multi-causality - ANSWER Etiology of all diseases is multifactoral.



What does the 'Causal Pie' Model consist of? - ANSWER Causative agent or event,
characteristics of the person, characteristics of the environment, presence of
preventative factors, action of catalysts or additive factors, mediating and moderating
factors, interaction between the factors.

, NSG 522 Epidemiology/Biostats Verified Questions And
Answers
What does the Bradford Hill Criteria for Causation tell us? - ANSWER Several criteria are
listed that help us determine if causal association is reasonable.



What does the Bradford Hill Criteria for causation not tell us? - ANSWER Statistical or
clinical significance.



Occurrence of disease can be understood using which 3 models? - ANSWER
Epidemiological Triad or Triangle, BEINGS Model, Web of causation.



What three aspects make up the Epidemiological Triad/Triangle? - ANSWER Agent,
Host, Environment



acronmyn BEINGS Model of Disease Causation, what does it mean? - ANSWER
Biological, Behavioral

Environmental

Immunological

Nutritional

Genetic

Services, Social, Spiritual



What does the Web of Causation tell us? - ANSWER There are many different factors
that make up chronic diseases and negative health conditions. Risk factors do not
guarantee someone will get a disease.



What does Spectrum of Disease describe? - ANSWER The Severity of Disease



the severity of disease can vary from? - ANSWER Mild to fatal



What does the natural history of disease describe? - ANSWER The course of the disease
process over time in an untreated individual. Describes the STAGES of Disease