Consider the following 2 × 2 table from a hypothetical cohort study.Calculate the relative risk of CVD comparing those with high fasting glucose (≥126 mg/dL) with those with normal fasting glucose (

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Consider the following 2 × 2 table from a hypothetical cohort study.Calculate the relative risk of CVD comparing those with high fasting glucose (≥126 mg/dL)  with those with normal fasting glucose ( <126 mg/dL)     Serum fasting glucose   Developed CVD   Did not develop CVD   Total  ≥ 126 m g / d L  (exposed)   125 325 450 < 126 m g / d L  (not exposed)   50 500 550  Total  175 825 1000 \begin{array} { | l | c | c | c | } \hline 	ext { Serum fasting glucose }  &  	ext { Developed CVD }  &  	ext { Did not develop CVD }  &  	ext { Total } \\hline \geq 126 \mathrm { mg } / \mathrm { dL } 	ext { (exposed)  }  &  125  &  325  &  450 \\hline  <  126 \mathrm { mg } / \mathrm { dL } 	ext { (not exposed)  }  &  50  &  500  &  550 \\hline 	ext { Total }  &  175  &  825  &  1000 \\hline\end{array}  Serum fasting glucose  ≥ 126 mg / dL  (exposed)   < 126 mg / dL  (not exposed)    Total  ​  Developed CVD  125 50 175 ​  Did not develop CVD  325 500 825 ​  Total  450 550 1000 ​ ​ A)  0.33B)  0.75C)  1.02D)  3.08E)  5.34

Kaysa Mayes · Accepted Answer

Final Answer : D, Explanation :  The relative risk (RR) is calculated as the risk of developing CVD in the exposed group divided by the risk in the non-exposed group. Risk in the exposed group = 125/450, and risk in the non-exposed group = 50/550. RR = (125/450) / (50/550) = 3.08.

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