An Epidemiologist Found Five Cases of Big Toe Cancer in the Yukon

An epidemiologist found five cases of big toe cancer in the Yukon Territory. Because there were only a few cases, the epidemiologist decided to conduct a matched case-control study to determine whether shoe size larger than 9 is a risk factor for big toe cancer. Each case was individually matched to one control for daily activity, history of athlete's foot, and history of ingrown toenails. The following data were gathered:
Shoe size > 9
Compute the proper measure of association. Interpret your results.

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