Consider the Data Table Showing Epidemiology Data for 25 Individuals

question 19

Multiple Choice

Consider the data table showing epidemiology data for 25 individuals with a disease and 25 healthy comparison individuals. Their deaths are recorded over a period of 12 months.
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$\begin{array}{c}\underline { \text { Diseased } } \quad \quad \quad \quad \quad \quad \quad \quad\underline { \text { Healthy}}\\\begin{array}{cccc}\text { Time } & \text { \# at risk } & \text { Deaths } & \text { \# at risk } & \text { Deaths } \\2 & 25 & 1 & 25 & 2 \\4 & 24 & 3 & 23 & 5 \\6 & 21 & 1 & 18 & 4 \\8 & 20 & 2 & 13 & 3 \\10 & 18 & 0 & 10 & 1 \\12 & 18 & 1 & 9 & 2\end{array}\end{array}$
-What is the hazard ratio for the disease group relative to the healthy group?

• A) 0.373.
• B) 0.594.
• C) 1.683.
• D) 2.683.

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Definitions:

Stockyards

Designated areas where livestock are held temporarily before being slaughtered, sold, or shipped to another location.

Ranch Hands

Workers responsible for the maintenance and operations of a ranch, including caring for livestock.

Increase Prices

The action of raising the selling price of products or services, typically to reflect increased costs or improved value.

Decrease Prices

Refers to a reduction in the cost at which goods or services are sold, typically to stimulate demand or respond to market conditions.