TABLE 12-2. Lung cancer and CHD Mortality in Male British Physicians: Smokers v
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Question
TABLE 12-2. Lung cancer and CHD Mortality in Male British Physicians: Smokers v Nonsmokers Age-Adjusted Death Rates per 100,000 Attributable Relative Risks Attributable Smokers Nonsmokers Risk (deaths 100,000) Risk Lung 140 10 Cancer Coronary 413 Heart669 Disease rom Doll R, Peto R: Mortality in relation to smoking: Twenty years observation on male British doctors. Br Med J 2:1525-1536, 1976 The following questions will be asking you to calculate the numbers for the blank spots. What is total risk of oronary failure Attributed to smoking?Explanation / Answer
Relative Risk (Lung Cancer)=140/809/10/423=7.23
Hence, the risk of lung cancer amongst smokers is 7.23 as compared to non-smokers
Relative Risk (CHD)=669/809/413/423=0.847
Hence, the risk of CHD amongst smokers is 0.847 as compared to non-smokers
Total risk of CHD attributed to smoking is 61.83%.
Smokers Non-smokers Total Attributable Risk % Attributable Risk Lung Cancer 140 10 150 140 0.933333333 Coronary Heart Disease 669 413 1082 669 0.618299445 Total 809 423 1232 809 1Related Questions
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