week 4 Mid-Term Study Guide
Key To Success
week 4 Mid-Term Study Guide
· Review the objectives of each Module.
· Be able to apply concepts addressed in objectives integrating the terminology.
· Review assignments and the objectives of the assignments; this relates to Discussion Board content and written assignments.
1. Define and understand: Population Health, HP2020 objectives and goals, epidemiology and the aim of epidemiology when connected to population health
2. Understand and compare the different measures of morbidity, mortality, incidence, prevalence.
3. Understand the term cases.
a. Incidence and prevalence
i. Define
ii. Understand why data are important for measuring risk
iii. Interpret findings
iv. Understand the relationship between incidence and prevalence and impact of each on duration of disease
v. Relationship between prevalence, incidence, and mortality
vi. Examples of incidence rates and prevalence rates: What term/statistic provides an example of an incidence and/or prevalence rate?
week 4 Mid-Term Study Guide
4. Surveillance
a. Importance of surveillance. What is surveillance?
b. Define and discuss passive verses active surveillance, including examples and advantages and disadvantages of each
c. What is the relationship between surveillance and the role of the NP?
5. Understand, compare, and interpret the different measures of mortality, including interpreting data in tables
a. Importance of having numerator (# of deaths) and denominators (population at risk) when determining risk
b. How is risk measured?
c. Absolute number verses a rate
d. Mortality rates
e. Age adjusted mortality rates
f. Case-fatality rate: What is this? What effects the case-fatality rate?
g. Proportionate mortality ratio
h. Can you speak to the life-table analysis? Describe and apply.
week 4 Mid-Term Study Guide
6. Define, apply, interpret, and compare measures of validity
a. Sensitivity
b. Specificity
c. Characteristics of a good screening test (reliability, quality, validity, choosing a screening test)
7. Understand how realiability can be improved for screening tests.
8. Disease transmission and outbreaks
a. Define attack rate
b. Understand modes of disease transmission and common terms used in outbreaks
c. Define epidemic curve and understand distribution in a single-exposure, common-vehicle outbreak
d. Review the cross-tabulation Tables (2-5 and 2-6) and understand how cross-tabulation can be used to identify a source, including how to calculate and compare attack rates in a food-borne outbreak.
e. What are primary, secondary, tertiary prevention measures?
f. How is herd immunity different than other immunities?
week 4 Mid-Term Study Guide
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