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HPEX 358 Quizzes Questions With Complete Solutions
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HPEX 358 Quizzes Questions With Complete Solutions
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HPEX 358 Quizzes Questions With Complete SolutionsA centralized database for collection of information about
diseases such as cancer is known as a: Correct Answer disease
registries
A group of smokers and non-smokers were enrolled in a study
of chronic lung diseases. During the five years of study period,
the researchers lost some of the study participants. Therefore,
the researchers followed the smokers and the non-smokers for
64,245 and 58,569 person-years, respectively. During the study
period, 300 of the smokers and 100 of the non-smokers
developed chronic lung diseases. Which morbidity measure
should the researchers calculate?
- attack rate
- cumulative incidence
- incidence density
- point prevalence Correct Answer incidence density
a limitation of clinical data for epidemiologic research is:
- incomplete population coverage
- limited availability of the data
- highly selective nature of the data
- all of the above Correct Answer all of the above
All of the following are measures of variation except
- range
- standard deviation
- median
- variance Correct Answer median
, All of the following statements regarding data, variables, and
Stevens' measurement scales are true except
- Number of students in the Introduction to Epidemiology course
is an example of discrete data.
- Blood cholesterol and blood sugar levels are examples of
continuous variable.
- The Intelligence Quotient (IQ) is measured on a ratio scale.
- A qualitative scale that is consists of categories that are not
ordered is known as nominal scale. Correct Answer The
Intelligence Quotient (IQ) is measured on a ratio scale
All of the followings are examples of recent epidemics except
- Ebola virus hemorrhagic fever in West Africa
- Spanish flu
- Zika Virus disease in Brazil
- Salmonellosis in 43 states of the US Correct Answer Spanish
flu
Analytic epidemiology refers to studies that are concerned with
characterizing the amount and distribution of disease or health
condition within a population. Correct Answer false (this is
descriptive epidemiology)
As a researcher, you were interested to find out the association
between obesity and premenstrual symptoms (PMS). Therefore,
you followed 2,000 obese and 1,000 normal weight women for
one year. At the end of your study period, 20 obese and 5
normal weight women developed new premenstrual symptoms
(PMS). You calculated the best measure of disease frequency for
PMS for the obese women. The frequency is
- incidence rate of 1%
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