| NSCLC cases (n = 127) | Controls (n = 159) | p value |
---|---|---|---|
Age | 65.48 (SD 12.32) | 65.63 (SD 11.56) | 0.32 |
Sex | Â | Â | 0.35 |
 Female | 45 | 56 |  |
 Male | 82 | 103 |  |
Smoking pack-years (median) | 35.23 | 33.79 | 0.34 |
Stage | Â | Â | Â |
 Stage I | 33 |  |  |
 Stage II | 32 |  |  |
 Stage III | 29 |  |  |
 Stage IV | 33 |  |  |
Histological type | Â | Â | Â |
 Adenocarcinoma | 63 |  |  |
 Squamous cell carcinoma | 57 |  |  |
 Large cell carcinoma | 7 |  |  |