Applied Epidemiology and Biostatistics Midterm 522 Rush Exam Questions With Correct Answers

Applied Epidemiology and Biostatistics Midterm
522 Rush Exam Questions With Correct
Answers


The study of the distribution and determinants of heath-related states
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or events in specified populations, and the application of this
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knowledge to the control of health problems - CORRECT ANSWER✔✔-
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What is Epidemiology
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Distribution - CORRECT ANSWER✔✔-Refers to person, place, and time
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Determinants - CORRECT ANSWER✔✔-Physical, biological, social,
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cultural,
economic and behavioral factors that influence health
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Health-Related States or Events - CORRECT ANSWER✔✔-Includes | | | | | | |



wellness,
illness, disease, injury, impairments, and disability
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Specified Populations - CORRECT ANSWER✔✔-The characteristics of
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who is |




healthy, who is at risk for the disease, and who acquires the disease
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,Control of Health Problems - CORRECT ANSWER✔✔-The goal of
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epidemiology is to identify factors associated with the development of
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disease as well as factors that prevent illness
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Epidemiology focuses on _______________ - CORRECT ANSWER✔✔-
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*Populations* & *Population Health* | | |




Not focused on providing direct care to individuals
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6 Core Epidemiological Functions - CORRECT ANSWER✔✔-Surveillance
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Field Investigations
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Analytical Studies |




Evaluation
*Linkages*
Policy


Epidemiology is a ____________ science - CORRECT ANSWER✔✔-
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Quantitative


Study - CORRECT ANSWER✔✔-Refers to systematic surveillance,
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observation, experimentation... use of a scientific approach
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,Two Major Branches of Epidemiology - CORRECT ANSWER✔✔-
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Descriptive Epidemiology: *distribution, frequency, and pattern* of
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health-related states and events (the who, where, when/person, place,
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time)


Analytic Epidemiology: *determinants* of health-related states and
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events (the why/causes)
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Mission of CDC - CORRECT ANSWER✔✔-Protect the health of the nation
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Variable - CORRECT ANSWER✔✔-Any characteristic that can vary; the
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thing being measured or observed
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T/F: An operational definition defines how a variable will be measured,
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and includes the equipment and procedures that are used in the
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measurement. - CORRECT ANSWER✔✔-True | | |




The conceptual definition of a variable:
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a. Explains what the variable means.
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b. Specifies how a variable should be measured.
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c. Describes the standards for measuring a variable.
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, d. Specifies the precision of the measurements. - CORRECT
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ANSWER✔✔-a. Explains what the variable means | | | | |




Conceptual Definitions - CORRECT ANSWER✔✔-*Defines the variable*;
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dictionary definition|




Operational Definitions - CORRECT ANSWER✔✔-Specifies how variable
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is measured; describes *operations used to obtain measurement*
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The dependent variable is:
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a. The intervention being studied.
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b. The outcome variable.
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c. The variable manipulated by the researcher.
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d. A characteristic of the person being studied. - CORRECT ANSWER✔✔-
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b. The outcome variable
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Independent Variable - CORRECT ANSWER✔✔-Manipulated in a study
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to see if it affects the outcome(s) being studied
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Intervention/treatment