You are studying whether factory workers\' exposure to industrial smoke contribu

Question

You are studying whether factory workers' exposure to industrial smoke contributes to the development of lung cancer. You perform a cohort study of people who work in the factory and people who do not work in the factory, and you obtain the following results:

a. Calculate the relative risk.
b. Does the relative risk you calculated in (a) suggest that those people working in the factory have an increased or a decreased risk of developing lung cancer? Why?
c. If you were conducting a community educational program dealing with industrial pollution, how would you use the information you obtained and calculated?
d. Name one confounding variable could contribute to generating the statistics in the table? How could you further explore the significance of this confounding variable?
e. The information collected for this study was collected by 5 different people. What type of error could result from this situation?

Explanation / Answer

A) The people who expose in induatrial smoke they are have 50% more chance to have contracted lung cancer.where as who do not expose in the industrial smoke they have 50-50% chance to have contracted lung cancer.it means the people who in contact with induatrial smoke have double chance to have contracted lung cancer.

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