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Iph2213:Epidemiology Question Paper

Iph2213:Epidemiology

Course:Bachelor Of Science In Public Health

Institution: Meru University Of Science And Technology question papers

Exam Year:2011

INSTRUCTIONS: Answer question one and any other two questions
QUESTION ONE – 30 MARKS
a. i. Distinguish between descriptive and analytic epidemiology. (5 Marks)
ii.Briefly explain the major epidemiologic variables in descriptive epidemiology. (5 Marks)
b. In epidemiology, morbidity and mortality are used as measures of disease frequency.
i. Define the above terms:
? Morbidity (1 Mark)
? Mortality (1 Mark)
ii. Define the main measures used in calculation of morbidity. (2 Marks)
iii. In 2012, there were 1000 confirmed cases of peptic ulcer disease in Meru University. In 2013,
there were 500 new cases of ulcers in the institution. The mid year population in both years
was 100,000
? Calculate the prudence rate of ulcers in MUST in 2012. (3 Marks)
? Calculate the incidence rate of ulcers in MUST in 2013. (3 Marks)
c. The following terminologies are important in the study of epidemiology. Briefly define them:
i. Herd immunity (2 Marks)
ii. Incubation period (2 Marks)
iii. Epidemic curve (2 Marks)
iv. Validity (2 Marks)
v. Reliability (2 Marks)
QUESTION TWO – 20 MARKS
As an epidemiologist, disease epidemics are of utmost importance and should be dealt with promptly.
Discuss the main steps and epidemiologist will undertake when investigating an outbreak. (20 Marks)
2
QUESTION THREE – 20 MARKS
Epidemiology employs the use of various studies for testing hypothesis and for research purposes.
Discuss the types of epidemiological studies giving the properties of each study design. (20 Marks)
QUESTION FOUR – 20 MARKS
Discuss the history of epidemiology and elaborate on John Show’s contribution to epidemiology.
(20 Marks)

Iph2213:Epidemiology Question Paper

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