A large-scale study suggests that annual CT scans of current and former heavy smokers could reduce deaths from lung cancer by 20 percent.
Screening with the high-tech images has proved so successful that researchers stopped the trial six months early. The University of Minnesota played a major role in the National Lung Screening Trial, recruiting, screening, and tracking 6,600 participants.
Total nationwide participation in the study was 53,000. Participants received screening at enrollment and at the end of their first and second years in the trial. They were then followed for up to another five years.
Read more in Advances Magazine.