Christine Dorothy Berg is an American radiation oncologist and physician-scientist who was chief of the early detection research group at the National Cancer Institute. (wikipedia)
It's important that we complete the definitive studies and get scientific information.
The take-home message is to never start smoking, and if you do smoke, to quit.
There were a lot of false positives on the initial x-rays. If you get a positive result from a chest x-ray, the message is, don't panic.
The rate of early cancer detection was better than what we see in the general community. But it remains to be seen if that translates into a mortality benefit. It is too early to make any recommendations regarding chest X-rays as a lung cancer screening tool in the general population.