CHLH 274 Exam 2 Questions & answers
graded A+ passed
What data source has the advantage of being almost nearly complete in the U.S.?
A. Reportable disease statistics
B. Mortality statistics
C. Birth statistics
D.B and C - correct answer ✔✔D. B and C (mortality statistics and birth statistics)
Which of the following is not one of the four criteria for the utility of epidemiologic data?
A.The nature of the data
B.The completeness of the data
C.The reason the data are collected
D.The availability of the data - correct answer ✔✔the reason the data are collected
Which of the following data sources is most likely to provide a representative sample of the general
health status of a population?
A.hospital outpatient statistics
B.absenteeism data
C.data from public health clinics
D.a morbidity survey of the general population - correct answer ✔✔a morbidity survey of the general
population
Information about the cause of death listed on a death certificate may be unreliable because:
A.the cause of death may be unclear
B.certain diseases carry a stigma
C.diagnostic criteria may lack standardization
, D.assignment of the cause of death may be arbitraryE.all of the above - correct answer ✔✔all of the
above
(the cause of the disease may be unclear, certain diseases carry a stigma, diagnostic criteria may lack
standardization)
A case-control study is purely a descriptive (as opposed to analytic) study design
A.True
B.False - correct answer ✔✔False
An ecologic study is one that examines a group as a unit of analysis
A.True
B.False - correct answer ✔✔True
Case-control studies are among the best observational designs to study diseases of:
A.high prevalence
B.high validity
C.low case fatality
D.low prevalence - correct answer ✔✔low prevalence
A large medical center's oncology program reported an increased number of cases of pancreatic cancer
during a certain month. The hospital's epidemiologist decided to research the problem. Tumor registry
records were searched to identify all cases of pancreatic cancer during a five-year period; cancer patients
were matched with patients treated for other diseases during the same five-year period. All subjects in
the study were questioned about lifestyle factors including alcohol, tea, and coffee consumption. The
resulting data are as follows:950 participants were enrolled in the study as either cancer patients or
patients treated for other diseases. There were a total of 350 cancer patients. Of those 350 cases, 305
drank coffee. Among all patients, 115 did not drink coffee.
What is the study design described above?
A. Prospective cohort study
B. Retrospective cohort study
C. Cross-sectional study
D. Case-control st - correct answer ✔✔Case-control
graded A+ passed
What data source has the advantage of being almost nearly complete in the U.S.?
A. Reportable disease statistics
B. Mortality statistics
C. Birth statistics
D.B and C - correct answer ✔✔D. B and C (mortality statistics and birth statistics)
Which of the following is not one of the four criteria for the utility of epidemiologic data?
A.The nature of the data
B.The completeness of the data
C.The reason the data are collected
D.The availability of the data - correct answer ✔✔the reason the data are collected
Which of the following data sources is most likely to provide a representative sample of the general
health status of a population?
A.hospital outpatient statistics
B.absenteeism data
C.data from public health clinics
D.a morbidity survey of the general population - correct answer ✔✔a morbidity survey of the general
population
Information about the cause of death listed on a death certificate may be unreliable because:
A.the cause of death may be unclear
B.certain diseases carry a stigma
C.diagnostic criteria may lack standardization
, D.assignment of the cause of death may be arbitraryE.all of the above - correct answer ✔✔all of the
above
(the cause of the disease may be unclear, certain diseases carry a stigma, diagnostic criteria may lack
standardization)
A case-control study is purely a descriptive (as opposed to analytic) study design
A.True
B.False - correct answer ✔✔False
An ecologic study is one that examines a group as a unit of analysis
A.True
B.False - correct answer ✔✔True
Case-control studies are among the best observational designs to study diseases of:
A.high prevalence
B.high validity
C.low case fatality
D.low prevalence - correct answer ✔✔low prevalence
A large medical center's oncology program reported an increased number of cases of pancreatic cancer
during a certain month. The hospital's epidemiologist decided to research the problem. Tumor registry
records were searched to identify all cases of pancreatic cancer during a five-year period; cancer patients
were matched with patients treated for other diseases during the same five-year period. All subjects in
the study were questioned about lifestyle factors including alcohol, tea, and coffee consumption. The
resulting data are as follows:950 participants were enrolled in the study as either cancer patients or
patients treated for other diseases. There were a total of 350 cancer patients. Of those 350 cases, 305
drank coffee. Among all patients, 115 did not drink coffee.
What is the study design described above?
A. Prospective cohort study
B. Retrospective cohort study
C. Cross-sectional study
D. Case-control st - correct answer ✔✔Case-control
