This sampling method chooses subjects after they have been exposed to a risk factor. The subjects are then followed to see to what degree the condition of interest develops.

PROSPECTIVE SAMPLING: "Once five young people who had recently taken up smoking were identified, they were studied for the next three years. This is an example of prospective sampling."
Cite this page: N., Pam M.S., "PROSPECTIVE SAMPLING," in, April 28, 2013, (accessed April 17, 2021).