You want to study the risk factors of rare cancer in a small community in Alaska,...
You want to study the risk factors of rare cancer in a small community in Alaska, where the cancer mainly impacts people aged 30-40 yrs old. Which research design is best to use: cross sectional, case control, or cohort (retrospective or prospective)?
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You want to study the risk factors of rare cancer in a small
community in Alaska,...
Lymphosarcoma is extremely rare. Risk factors for the disease are largely unknown. What kind of study...
Lymphosarcoma is extremely rare. Risk factors for the disease are largely unknown. What kind of study would be most appropriate for investigating risk factors of lymphosarcoma? A. Experimental study B. Historical (retrospective) cohort study C. Prospective cohort study D. Case-control study E. Double-blind randomized clinical trial
Which type of observational study design is best suited for a scenario when the exposure under...
Which type of observational study design is best suited for a scenario when the exposure under study is rare? a) Case-control study b) Retrospective cohort study c) Prospective cohort study d) Prospective and retrospective cohort study e) Retrospective cohort study and case-control study
Which of the following study designs is best suited for assessing an exposure-disease relationship when the...
Which of the following study designs is best suited for assessing an exposure-disease relationship when the disease is rare? [Choose the ONE best answer): A Cross-sectional B. Case-control C. Retrospective cohort D. Prospective cohort
You are designing a study that follows a group of people over time. Participants have not...
You are designing a study that follows a group of people over time. Participants have not yet developed a disease. We will follow-up with participants to collect data on the outcome longitudinally. What kind of study is this? Cross-sectional study Randomized control trial Prospective cohort study Retrospective cohort study Experimental design
Is there an association between Duchenne muscular dystrophy (a rare disorder) and genetic risk? Select the...
Is there an association between Duchenne muscular dystrophy (a rare disorder) and genetic risk? Select the MOST APPROPRIATE study design to answer his question: a. Cohort study b. Cross-sectional study c. Case-control study d. RCT
In a study of the effects of smoking on lung cancer, 100 men with lung cancer...
In a study of the effects of smoking on lung cancer, 100 men with lung cancer were compared to 100 men without lung cancer. Among those with lung cancer, 80 had a previous history of smoking. Among the comparison group, 45 had a previous history of smoking. What type of study design was used for this investigation of the association between smoking and lung cancer? Prospective cohort study Retrospective cohort study Case-control study Clinical trial None of the answers listed
EPIDEMIOLOGY QUESTION Which type of observational study design is best suited for each of the following...
EPIDEMIOLOGY QUESTION Which type of observational study design is best suited for each of the following scenario? Select all that apply. The exposure under study is rare. A. Prospective cohort B. None of these C. Retrospective cohort D. Case-control
EPIDEMIOLOGY QUESTION Which type of observational study design is best suited for each of the following...
EPIDEMIOLOGY QUESTION Which type of observational study design is best suited for each of the following scenario? Select all that apply. The exposure under study is rare. A. Prospective cohort B. None of these C. Retrospective cohort D. Case-control
18. A study was undertaken to investigate the effect of asbestos exposure on lung cancer among...
18. A study was undertaken to investigate the effect of asbestos exposure on lung cancer among employees at Factory A. In 2016, a group of 35,091 employees who worked at the factory from 1968 to 1994 and had cancer follow-up data available through 2015 were included in the study. Asbestos exposure was defined categorically based on whether the employee worked on site (exposed) or in the management building nearby (unexposed). The incidence rate among those who worked on site was...
A study examined the association between lung cancer and working in an asbestos plant. Although the...
A study examined the association between lung cancer and working in an asbestos plant. Although the asbestos plant closed 10 years ago, researchers pulled past employment records to confirm employment. They divided the company employees into two groups: those directly exposed on the production line and those who worked in other areas of the plant, not directly working with asbestos. The researchers then looked at medical records to see if the exposed and unexposed groups were currently diagnosed with lung...
Which of the following study designs is best suited for assessing an exposure-disease relationship when the disease is rare? [Choose the ONE best answer): A Cross-sectional B. Case-control C. Retrospective cohort D. Prospective cohort
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