Table 1 Resected pathological staged IA-IIIB non-small cell lung cancer (NSCLC) patient characteristics from SEER Database
| Â | Number | % |
|---|---|---|
Total | 9539 | 100 |
Age | ||
  <  65 | 3579 | 37.5 |
  ≥ 65 | 5960 | 62.5 |
Race | ||
 White | 8063 | 84.5 |
 Black | 780 | 8.2 |
 Others | 696 | 7.3 |
Sex | ||
 Female | 4643 | 48.7 |
 Male | 4896 | 51.3 |
Histology | ||
 Adenocarcinoma | 6033 | 63.2 |
 Squamous | 3506 | 36.8 |
pT stage | ||
 T1 | 3454 | 36.2 |
 T2 | 4146 | 43.5 |
 T3 | 1497 | 15.7 |
 T4 | 442 | 4.6 |
pN stage | ||
 pN0 | 6249 | 65.5 |
 pN1 | 1852 | 19.4 |
 pN2 | 1418 | 14.9 |
 pN3 | 20 | 0.2 |
No. of PLN | ||
 0 | 6383 | 66.9 |
  ≥ 1 | 3156 | 33.1 |