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HSC 305 Epidemiology Exam 2 Questions and Answers All Correct
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HSC 305 Epidemiology Exam 2 Questions and Answers All Correct
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HSC 305 Epidemiology Exam 2Questions and Answers All Correct
What is data sharing? - Answer- Refers to the voluntary release of information by one
investigator or institution to another for the purpose of scientific research. Can enhance
data quality and increase knowledge from research
What is record linkage? - Answer- Joining data from two or more sources.
Ex. employment records and mortality data.
What information does the vital registration system contain? - Answer- Mortality and
birth statistics
What are some limitations to mortality data? - Answer- Exact cause of death may be
unclear, lack of standardization of diagnostic criteria, stigma associated with certain
diseases (Ex. AIDS) may lead to inaccurate reporting, errors in coding, changes in
coding.
What are some limitations to reportable disease statistics? - Answer- Incompleteness of
population coverage, failure of physician to fill out required forms, unwillingness to
report cases that carry a social stigma.
What disease registry collects data on cancer? - Answer- surveillance, epidemiology,
and end results (SEER) program.
Sources of insurance and limitations? - Answer- Sources include social security, health
insurance, life insurance.
Limitations: data may not be representative of entire population, as the uninsured are
excluded.
Benefits and problems of data from physicians practices? - Answer- Beneficial for
verification of self-reports and sources of exposure data. Limited application due to
confidentiality, highly selected group of patients, lack of standardization.
What are the microbial agents of infectious disease? - Answer- Bacteria, viruses,
rickettsia, mycoses, protozoa, helminths, arthropods
Bacteria - Answer- Once were the leading killers, but now are controlled by antibiotics.
Remain significant causes of human illness.
Ex. Salmonellosis and tuberculosis
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