Consider the Following 2 × 2 Table from a Hypothetical

question 6

Multiple Choice

Consider the following 2 × 2 table from a hypothetical cohort study.Calculate the incidence of cardiovascular disease (CVD) among the not exposed participants. $$\begin{array} { | l | c | c | c | } \hline \text { Serum fasting glucose } & \text { Developed CVD } & \text { Did not develop CVD } & \text { Total } \\\hline \geq 126 \mathrm { mg } / \mathrm { dL } \text { (exposed) } & 125 & 325 & 450 \\\hline < 126 \mathrm { mg } / \mathrm { dL } \text { (not exposed) } & 50 & 500 & 550 \\\hline \text { Total } & 175 & 825 & 1000 \\\hline\end{array}$$

• A) 9 per 100 population
• B) 28 per 100 population
• C) 44 per 100 population
• D) 50 per 175 population
• E) 72 per 100 population

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Definitions:

Risky Securities

Risky securities are investment products that come with a higher degree of uncertainty regarding their future value or return, often offering potentially higher rewards to compensate for the increased risk.

Linear Relationship

A relationship between two variables where the change in one variable is directly proportional to the change in another variable.

Reduction

A process or action that decreases the amount or size of something.

Expected Return

This is the average amount of profit or loss an investor can expect on an investment, calculated based on historical data or subjective probabilities.