4,993 men were followed for 5 years. Some are taking statins (the experimental g
ID: 3238008 • Letter: 4
Question
4,993 men were followed for 5 years. Some are taking statins (the experimental group), and some are not (the control group). They are being monitored for heart attacks (myocardial infarction MI). Here is a summary of the results at the conclusion of the study.
Table 1
MI
no MI
Total
Statins
95
2781
2876
No Statins
89
2028
2117
Question 1 (Use Table 1) Calculate the risk of myocardial infarction for subjects taking statins. State your result as so many per 1,000. _________________
MI
no MI
Total
Statins
95
2781
2876
No Statins
89
2028
2117
Explanation / Answer
Answer:
4,993 men were followed for 5 years. Some are taking statins (the experimental group), and some are not (the control group). They are being monitored for heart attacks (myocardial infarction MI). Here is a summary of the results at the conclusion of the study.
Table 1
MI
no MI
Total
Statins
95
2781
2876
No Statins
89
2028
2117
Question 1 (Use Table 1) Calculate the risk of myocardial infarction for subjects taking statins. State your result as so many per 1,000. _
risk of myocardial infarction for subjects taking statins = 95/2876 =0.033031989
risk of myocardial infarction for subjects taking statins = 33 per 1000
MI
no MI
Total
Statins
95
2781
2876
No Statins
89
2028
2117
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