| NSCLC cases (n = 89) | Controls (n = 107) | p value |
---|---|---|---|
Age | 65.25 (SD 11.28) | 65.36 (SD 11.48) | 0.30 |
Sex | Â | Â | 0.36 |
 Female | 31 | 37 |  |
 Male | 58 | 70 |  |
Smoking pack-years (median) | 35.76 | 33.29 | 0.32 |
Stage | Â | Â | Â |
 Stage I | 22 |  |  |
 Stage II | 23 |  |  |
 Stage III | 21 |  |  |
 Stage IV | 23 |  |  |
Histological type | Â | Â | Â |
 Adenocarcinoma | 49 |  |  |
 Squamous cell carcinoma | 34 |  |  |
 Large cell carcinoma | 6 |  |  |