highly significantP <0.001
Lung cancer patient pack-years were over 24 units higher in both current and former smokers than in controls, and these differences were highly significant in both smoking groups ( P <0.001).
Lung cancer patient pack-years were over 24 units higher in both current and former smokers than in controls, and these differences were highly significant in both smoking groups ( P <0.001).
The differences in discriminatory power between the LLP and Bach models were significant ( P =0.023), and the differences between the Spitz and Bach models reached borderline significance ( P =0.072).