Asked by Courtney Coleman on Aug 01, 2024
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Researchers wanted to provide additional support for a causal association between human papillomavirus (HPV) and oropharyngeal cancers.They performed an epidemiologic study of 100 patients with newly diagnosed oropharyngeal cancer and 200 control patients without cancer to evaluate associations between HPV infection and oropharyngeal cancer.[D'souza G,Kreimer AR,Viscidi R,et al.A study of human papillomavirus and oropharyngeal cancer.N Engl J Med.2007;356(19) :1944-1956.] What kind of study design is this?
A) Retrospective cohort study
B) Prospective cohort study
C) Case-control study
D) Randomized trial
E) Case report
Oropharyngeal Cancers
Cancers that occur in the oropharynx, the middle part of the throat behind the mouth, often associated with HPV infection.
Human Papillomavirus
A group of more than 200 related viruses, some of which are associated with various types of cancer, including cervical cancer.
Case-control Study
An observational study design in which two groups differing in outcome are identified and compared to find a causal factor.
- Comprehend the features and consequences of various epidemiological research methodologies, such as ecological, cross-sectional, case-control, cohort studies, and randomized experiments.
- Determine the appropriate use of case-control studies within epidemiological studies.
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Learning Objectives
- Comprehend the features and consequences of various epidemiological research methodologies, such as ecological, cross-sectional, case-control, cohort studies, and randomized experiments.
- Determine the appropriate use of case-control studies within epidemiological studies.
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