The authors found that the most cost-effective scenario was annual screening between ages 55 and 75 years old for persons who smoked more than 40 pack-years (the number of packs of cigarettes smoked per day multiplied by the number of years the person has smoked) and who quit less than 10...
screening at 55 years of age may be cost-effective for those with a smoking history of at least 20 pack-years or 20 cigarettes per day who carry a disproportionately high disease burden from lung cancer at the common WTP threshold [23,24]. In America, another study demonstrated that the ...