Date of diagnosis | 1993-1999 = 5 | 2000–2006 = 6 | |
Age at diagnosis | < 50y = 5 | 50-59y = 2 | ≥ 60y = 4 |
Tumor size | ≤ 1.9 cm = 2 | 2–4.9 cm = 6 | ≥ 5 cm = 3 |
SBR grade | I = 0 | II = 5 | III = 6 |
Lymph node involvement | 9/11 | 1 to 13 nodes involved | |
Metastases | 3 bones, one associated with pleura, one associated with liver | ||
TNM classification | T1 N0 M0 = 1 | T2 N0 M0 = 1 | T2 N1 M0 = 6 |
T2 N1 M1 = 1 | T3 N1 M1 = 1 | T4 N1 M1 = 1 |