Which of the Following Statements Is the Most Accurate Description

question 8

Multiple Choice

Which of the following statements is the most accurate description of the attributable risk (deaths per 100,000) of coronary heart disease for smokers in this study? Use the following information: Lung Cancer and Coronary Health Disease Mortality by Smoking Status
$$\begin{array}{r}\text { Age-adjusted death rates per } 100,000\quad\quad\\\begin{array} { | l | l | l | } \hline & \text { Smokers } \quad\quad\quad\quad\quad& \text { Nonsmokers } \quad\quad\quad\\\hline \text { Lung cancer } & 150 & 70 \\\hline \text { Coronary heart disease } & 700 & 300 \\\hline\end{array}\end{array}$$ [Modified from Doll R,Peto R.Mortality in relation to smoking: 20 years' observations on male British doctors.Br Med J.1976;2(6051) :1525-1536.]

• A) The attributable risk of coronary heart disease deaths is 700 deaths per 100,000.
• B) The attributable risk of coronary heart disease deaths is 400 deaths per 100,000.
• C) Attributable risk cannot be used as an indicator of the disease burden reduction that could be achieved if the risk factor eliminated.
• D) The risk of coronary heart disease deaths among smokers is 70 per 100,000.
• E) The risk of coronary heart disease deaths among nonsmokers is 30 per 100,000.

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Definitions:

Respiratory Problems

Health conditions related to the lungs and breathing, including diseases such as asthma and COPD (chronic obstructive pulmonary disease).

Arsenic

A naturally occurring chemical element known for its toxicity and potential use in pesticides, herbicides, and insecticides.

Benzene

A colorless, volatile, and highly flammable liquid hydrocarbon that is widely used in chemical manufacturing and is a known carcinogen.

Vinyl Chloride

A toxic chemical compound primarily used in the production of PVC plastic and vinyl products, associated with increased risk of developing certain cancers.