CHLH 274 - MIDTERM EXAM QUESTIONS WITH
CORRECT ANSWERS
Epidemiologic methods can be applied to which of the following public health-related
fields? - ANSWER All of the above (health education, healthcare administration,
environmental health)
Which of the following is not considered a use of epidemiology? - ANSWER To provide
healthcare services to specific individuals
Whether a contaminated food, such as tomatoes, caused an outbreak of gastrointestinal
disease is a simple example of: - ANSWER A causal association
Which of the following is considered a key characteristic of epidemiology? - ANSWER All
of these are correct (distribution, population focus, quantification)
Variation in the occurrence of diseases and other health outcomes in populations
relates most closely to: - ANSWER distribution
Alexander Fleming discovered the antimicrobial properties of Penicillium notatum. -
ANSWER true
Epidemiology is an observational science that capitalizes on naturally occurring
situations. - ANSWER true
John Graunt is said to be the first to employ quantitative methods to describe population
vital statistics. - ANSWER true
The history of epidemiology originated as early as classical antiquity. - ANSWER true
,Bubonic plague is a bacterial disease caused by Yersinia pestis. - ANSWER true
City A is a community of 100,000 persons. During 1990, there were 1,000 deaths from all
causes. There were 300 cases of AIDS: 200 in males and 100 in females. During 1990,
there were 60 deaths from AIDS, 50 in males. The proportionate mortality due to AIDS
is:? - ANSWER 6%
True or False: The infant mortality rate is defined as the number of infant deaths among
infants age 0 to 1 year divided by the number of live births during the same year. -
ANSWER true
On May 1, 2010, the number of residents of Oklahoma who had been diagnosed with
asthma at any time during their lifetime was A. The population on June 30, 2010 was B.
During the same year, the number of new cases of asthma was C. Which of the following
expressions represents the point prevalence (percentage) of asthma? - ANSWER (A/B) *
100
The major disadvantage of crude rates is that:? - ANSWER They do not permit
comparison of populations that vary in composition.
In 1900, the death rate per 100,000 members of the population for influenza and
pneumonia (I & P) was 202.2; it was 22.4 in 2003. How much did the death rate due to I &
P decline? - ANSWER 90%
City A is a community of 100,000 persons. During 1990, there were 1,000 deaths from all
causes. There were 300 cases of AIDS: 200 in males and 100 in females. During 1990,
there were 60 deaths from AIDS, 50 in males. The sex-specific mortality rate for AIDS in
males is: - ANSWER Cannot be computed from the data given.
True or False: At the initial examination in the Framingham study, coronary heart
disease was found in 5 per 1000 men ages 30-44, and in 5 per 1000 women ages 30-44.
The inference that in this age group men and women have an equal risk of getting
coronary heart disease is incorrect because the data are prevalence data and not
incidence data.? - ANSWER true
, Epidemiologic measures provide the following type of information: - ANSWER All of
these are correct (Frequency of disease or condition, Association between exposure
and disease, Strength of relationship between exposure and disease)
City A is a community of 100,000 persons. During 1990, there were 1,000 deaths from all
causes. There were 300 cases of AIDS: 200 in males and 100 in females. During 1990,
there were 60 deaths from AIDS, 50 in males. The crude mortality rate in City A is:? -
ANSWER 10 in 1,000
On May 1, 2010, the number of residents of Oklahoma who had been diagnosed with
asthma at any time during their lifetime was A. The population on June 30, 2010 was B.
During the same year, the number of new cases of asthma was C. Which of the following
expressions represent the incidence rate of asthma (per 100,000)? - ANSWER (C/B) *
100,000
True or False: Disease surveillance can be conducted only with infectious diseases.? -
ANSWER false
The purpose of state cancer registries is:? - ANSWER All of these are correct
(surveillance, to help set priorities, to advance research)
True or False: The U.S. Bureau of the Census provides information that is useful for
defining the denominator in rates.? - ANSWER true
A limitation of clinical data for epidemiological research is:? - ANSWER All of these are
correct (incomplete population coverage, highly selective nature of the data, limited
availability of the data)
True or False: Three factors that affect the quality of epidemiologic data are availability,
completeness, and the nature of the data.? - ANSWER true
At the top of the asthma surveillance pyramid is:? - ANSWER mortality
CORRECT ANSWERS
Epidemiologic methods can be applied to which of the following public health-related
fields? - ANSWER All of the above (health education, healthcare administration,
environmental health)
Which of the following is not considered a use of epidemiology? - ANSWER To provide
healthcare services to specific individuals
Whether a contaminated food, such as tomatoes, caused an outbreak of gastrointestinal
disease is a simple example of: - ANSWER A causal association
Which of the following is considered a key characteristic of epidemiology? - ANSWER All
of these are correct (distribution, population focus, quantification)
Variation in the occurrence of diseases and other health outcomes in populations
relates most closely to: - ANSWER distribution
Alexander Fleming discovered the antimicrobial properties of Penicillium notatum. -
ANSWER true
Epidemiology is an observational science that capitalizes on naturally occurring
situations. - ANSWER true
John Graunt is said to be the first to employ quantitative methods to describe population
vital statistics. - ANSWER true
The history of epidemiology originated as early as classical antiquity. - ANSWER true
,Bubonic plague is a bacterial disease caused by Yersinia pestis. - ANSWER true
City A is a community of 100,000 persons. During 1990, there were 1,000 deaths from all
causes. There were 300 cases of AIDS: 200 in males and 100 in females. During 1990,
there were 60 deaths from AIDS, 50 in males. The proportionate mortality due to AIDS
is:? - ANSWER 6%
True or False: The infant mortality rate is defined as the number of infant deaths among
infants age 0 to 1 year divided by the number of live births during the same year. -
ANSWER true
On May 1, 2010, the number of residents of Oklahoma who had been diagnosed with
asthma at any time during their lifetime was A. The population on June 30, 2010 was B.
During the same year, the number of new cases of asthma was C. Which of the following
expressions represents the point prevalence (percentage) of asthma? - ANSWER (A/B) *
100
The major disadvantage of crude rates is that:? - ANSWER They do not permit
comparison of populations that vary in composition.
In 1900, the death rate per 100,000 members of the population for influenza and
pneumonia (I & P) was 202.2; it was 22.4 in 2003. How much did the death rate due to I &
P decline? - ANSWER 90%
City A is a community of 100,000 persons. During 1990, there were 1,000 deaths from all
causes. There were 300 cases of AIDS: 200 in males and 100 in females. During 1990,
there were 60 deaths from AIDS, 50 in males. The sex-specific mortality rate for AIDS in
males is: - ANSWER Cannot be computed from the data given.
True or False: At the initial examination in the Framingham study, coronary heart
disease was found in 5 per 1000 men ages 30-44, and in 5 per 1000 women ages 30-44.
The inference that in this age group men and women have an equal risk of getting
coronary heart disease is incorrect because the data are prevalence data and not
incidence data.? - ANSWER true
, Epidemiologic measures provide the following type of information: - ANSWER All of
these are correct (Frequency of disease or condition, Association between exposure
and disease, Strength of relationship between exposure and disease)
City A is a community of 100,000 persons. During 1990, there were 1,000 deaths from all
causes. There were 300 cases of AIDS: 200 in males and 100 in females. During 1990,
there were 60 deaths from AIDS, 50 in males. The crude mortality rate in City A is:? -
ANSWER 10 in 1,000
On May 1, 2010, the number of residents of Oklahoma who had been diagnosed with
asthma at any time during their lifetime was A. The population on June 30, 2010 was B.
During the same year, the number of new cases of asthma was C. Which of the following
expressions represent the incidence rate of asthma (per 100,000)? - ANSWER (C/B) *
100,000
True or False: Disease surveillance can be conducted only with infectious diseases.? -
ANSWER false
The purpose of state cancer registries is:? - ANSWER All of these are correct
(surveillance, to help set priorities, to advance research)
True or False: The U.S. Bureau of the Census provides information that is useful for
defining the denominator in rates.? - ANSWER true
A limitation of clinical data for epidemiological research is:? - ANSWER All of these are
correct (incomplete population coverage, highly selective nature of the data, limited
availability of the data)
True or False: Three factors that affect the quality of epidemiologic data are availability,
completeness, and the nature of the data.? - ANSWER true
At the top of the asthma surveillance pyramid is:? - ANSWER mortality
