A 20-year study of American physicians noted that the proportionwho died form lu

Question

A 20-year study of American physicians noted that the proportionwho died form lung cancer was 0.00120 per year for cigarettesmokers and 0.00010 per year for nonsmokers. The proportion whodied from heart disease was 0.00658 for smokers and 0.00411 fornonsmokers.

a. Using the difference proportions, relative risk, and the oddsratio to interpret the association of smoking with lung cancer andwith heart disease.

b. Which one (lung cancer or heart disease) is more stronglyrelated to cigarette smoking, in terms of the reduction in deathsthat could occur with an absence of smoking?

Explanation / Answer

a) As given in the above the proportion who died from lungcancer due to smokers was greater than the nonsmokers also for the proportion who died from heart diases due tosmokers was greater than non smokers So we can say that there is association between the smokerswith lung cancer as well as heart diseases b) Lung cancer is more strongly related to cigarettersmkoking

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