SCENARIO #1: Kidney disease is an increasing problem in China

SCENARIO #1: Kidney disease is an increasing problem in China. The last study to examine risk factors of kidney disease in China was in 1997. You want to know about the current status of risk factors for kidney disease and would like to examine how the risk factors have changed since the last study in 1997.

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What type of study would you conduct and why?

What sampling method would you use?

SCENARIO #2: Non-smoking women in Brazil are disproportionally exposed to environmental tobacco smoke exposure in their homes and at work. You want to know if non-smoking Brazilian women exposed to environmental tobacco smoke have increased mortality compared to non-smoking Brazilian women who live and work in smoke-free environments. You’d also like to know if environmental tobacco smoke exposure has an impact on the risk of cardiovascular and cancer deaths among Brazilian women.

What type of study would you conduct and why?

What sampling method would you use?

SCENARIO #3: In Africa, prostate cancer incidence is increasing, but little is known about the primary risk factors for prostate cancer among African men. Current understanding of prostate cancer risk factors are from studies in high-income countries. It is unclear if identified risk factors in high-income countries are the same in Africa. You want to learn about the risk factors for prostate cancer in African men.

1.            What type of study would you conduct and why?

2.            What sampling method would you use?