Table 2.
Risk Factor | P Value | OR (95% CI) |
---|---|---|
Smoking duration | <.001 | |
Never | 1.00 Reference | |
1–20 years | 2.16 (1.21–3.85) | |
21–40 years | 4.27 (2.62–6.94) | |
41–60 years | 12.27 (7.41–20.30) | |
>60 years | 15.25 (5.71–40.65) | |
Prior diagnosis of pneumonia | .002 | |
No | 1.00 Reference | |
Yes | 1.83 (1.26–2.64) | |
Occupational exposure to asbestos | <.001 | |
No | 1.00 Reference | |
Yes | 1.89 (1.35–2.62) | |
Prior diagnosis of malignant tumor | .005 | |
No | 1.00 Reference | |
Yes | 1.96 (1.22–3.14) | |
Family history of lung cancer | .01 | |
No | 1.00 Reference | |
Early onset (<60 years) | 2.02 (1.18–3.45) | |
Late onset (≥60 years) | 1.18 (0.79–1.76) |
Data from Cassidy A, Myles JP, van Tongeren M, et al. The LLP risk model: an individual risk prediction model for lung cancer. Br J Cancer 2008;98(2):270–6.