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Homework answers / question archive / University of Wisconsin PUBLHLTH 6003 Question1)The major factor responsible for the Epidemiological Transition” has been Select one: a

University of Wisconsin PUBLHLTH 6003 Question1)The major factor responsible for the Epidemiological Transition” has been Select one: a

Health Science

University of Wisconsin

PUBLHLTH 6003

Question1)The major factor responsible for the Epidemiological Transition” has been

Select one:

a.            Vaccines

b.            Better living standards

c. Ageing populations

d. The “Spanish influenza” epidemic

 

 

Question 2

 

Which of the following is not an example of a vector in disease transmission?

Select one:

a.            Ticks

b.            Mosquitoes c. Water

d. Snails

 

 

Question 3

 

Which of these measures can be used to describe the incidence of disease among people exposed to a primary case?

Select one:

a.            Pathogenicity

b.            Attack rate

c.             Secondary attack rate

d.            Case fatality rate

e.            Standardized incidence rate

 

Question 4

 

A vaccine efficacy of 90% implies that

Select one:

a.            90% of the people vaccinated will not get the disease.

b.            The vaccine would eliminate 90% of the cases in the unvaccinated had they been vaccinated.

c.             10% of the unvaccinated will acquire the disease.

d.            The vaccine has a 90% probability of working in the unvaccinated if they had been vaccinated.

 

Question 5

 

The most important predictor of influenza risk is generally

Select one:

a.            Age

b.            Race

c.             Gender

d.            Antigenic drift

 

Question 6

 

A surveillance system that has its main goal the early detection of health problems or outbreaks, even before there is an official diagnosis of any illness, or reports of “cases”

Select one:

a.            Syndromic surveillance

b.            Passive surveillance

c.             Active surveillance

d.            Post marketing surveillance

 

 

Question 7

 

Women who had a caesarean delivery and an equal number of women who did not have a c-section, were recruited from a hospital obstetrics ward to participate in a study looking at the association between c-sections and exercise during pregnancy. After delivery, women were provided with a questionnaire to ask about their nutrition and exercise habits while pregnant. What type of study is this?

Select one:

Select one:

a. Ecological b. Case-control

c.             Cross-sectional

d.            Cohort

e.            A trial

 

Question 8

 

Researchers surveyed 250 college students at one time. They were asked if they were taking any “math intensive” classes and whether or not they felt depressed. What kind of study is this?

Select one:

a.            Ecological

b.            Case-control c. Cross-sectional

d. Cohort

e. A trial

 

Question 9

 

If in the above study 75 students reported taking at least one “math intensive” class and 15 of those students said they were depressed. What is the incidence of depression in this group?

Select one:

a. 15%

b. 1 in 5

c. 200 per 10,000

d. 25%

e. Impossible to say

 

Question 10

 

An example of the observational unit in an ecological study might be any of these except:

Select one:

a. Hospitals b. Individuals

c.             Counties

d.            Continents

e.            Calendar years

 

 

 

 

 

 

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