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NR 503-Midterm Exam |78 Questions with 100% verified solutions | Rated A+
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NR 503-Midterm Exam |78 Questions with 100% verified solutions | Rated A+
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NR 503-Midterm Exam |78Questions with 100% verified
solutions | Rated A+
Validity ✔✔The ability of that test to distinguish correctly who has a disease
Continuous variable screening ✔✔not (+) or (-)
A continuum of values
Population "normal" is a range of normal values
Considered positive when they have a specific value or level to their screening test.
Positive predictive value ✔✔true positive/everyone that has been tested
people in a population who are screened as (+) and who actually have the disease
Negative predictive value ✔✔true negatives/everyone that has been tested
Where to find a screening tool? ✔✔US Preventative Services Task Force
, Agency for Healthcare Research & Quality
SAMHSA-HRSA
Descriptive Epidemiology ✔✔Natural History of Disease
defines differences, similarities, and correlation keys of any health problems
Time and place
Learns extent and pattern of the public health problem being investigated
Detailed description of the health of a population by using tables, graphs and maps
Can identify areas or groups within the population that have high rates of disease and creates clues for
the disease with hypotheses
Causation ✔✔cause of the disease or issue process
An increase in a casual factor or exposure causes an increase in the outcome of disease
Primary: use of flu vaccinations
Secondary: Test for influenza
Tertiary: giving Tamiflu to a positive flu patient
Active Surviellance ✔✔Case by case basis
Each specific person's information is entered into a database.
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