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A case-control study was conducted to assess whether occupational radiation exposure among men was associated with Down syndrome in their children. The investigators matched cases and controls on age of
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A case-control study was conducted to assess whether occupational radiation exposure among men was associated with Down syndrome in their children. The investigators matched cases and controls on age of the mother at childbirth by 5-year categories. Why was this done?

User AdamJLev
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Answer:

The answer is to adjust for potential confounding by maternal age.

Step-by-step explanation:

It was done to adjust for potential confounding by maternal age.

User JCB
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