Community-dwelling older adult smokers for whom annual low-dose CT screening is not recommended had a 10-fold higher risk for lung cancer compared with never smokers, according to study results.
The findings, published in JAMA Oncology, indicate a need for prediction models to identify high-risk subsets of older smokers for screening, researchers noted.
Annual lung cancer screening with low-dose CT is not recommended for former smokers aged 50 to 80 years who smoked for 20 or more years and who quit 15 or more years ago, or for current smokers with less than 20 pack-years of smoking, according