34,686
Participants
Start Date
March 6, 2017
Primary Completion Date
September 4, 2024
Study Completion Date
September 4, 2024
More Frequent Surveillance Strategy
Chest CT scans to be repeated at 3, 6, 12 and/or 24 months, depending on patient risk factors and nodule size and attenuation (density)
Less Frequent Surveillance Strategy
Chest CT scans to be repeated at 3, 6, 12 and/or 24 months, depending on patient risk factors and nodule size and attenuation (density). Overall, participants in the less frequent arm are expected to undergo 30% fewer surveillance imaging tests.
Kaiser Permanente Southern California, Pasadena
Patient-Centered Outcomes Research Institute
OTHER
University of California, Davis
OTHER
University of California, San Francisco
OTHER
Kaiser Permanente
OTHER