Some oncology nurses administer chemotherapeutic agents as part of their regular
ID: 2926539 • Letter: S
Question
Some oncology nurses administer chemotherapeutic agents as part of their regular job. Researchers are interested in the long-term effects of administering chemotherapeutic agents, so they identified all of the nurses in the oncology ward and followed them for ten years to determine if they had reproductive cancer. The following 2x2 table shows the results of the study.
Reproductive Cancer
Yes
No
Total
Administered Chemotherapeutic Drugs
450
150
600
Did not Administer Chemotherapeutic Drugs
100
300
400
Total
550
450
1000
What kind of study design is this?
Case-Control Study
Calculate the appropriate measure of association based on the information presented in the previous question.
Fill in the blanks to complete the interpretation for the value you calculated in the previous question.
Those who were---------- had---------- times the---------- of developing---------- compared to those who were---------- .
Reproductive Cancer
Yes
No
Total
Administered Chemotherapeutic Drugs
450
150
600
Did not Administer Chemotherapeutic Drugs
100
300
400
Total
550
450
1000
Explanation / Answer
This is Cohort Study as cohort study is a forward-looking study where you start off your analysis with a population of healthy people and track them over a long period to understand the impact of a particular risk factor on the disease. Measure of association = (450/600)/(100/400)=3 Those who were administering the chemotherapy had 3 times the more chance of developing Reproductive Cancer compared to those were not administering
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