IDNLearn.com provides a collaborative environment for finding and sharing answers. Our platform provides trustworthy answers to help you make informed decisions quickly and easily.

Why did epidemiologists conduct an age adjustment on studies linking lung cancer and smoking?
• To ensure the study had the same number of smokers in each age group.
• To ensure that aging of the population was not the reason for increased rates of lung cancer.
• To ensure that smoking was the sole factor in increased rates of lung cancer.