|  | nm23(-) | nm23(+) | Total | p-value |
---|---|---|---|---|---|
Gender | Â | Â | Â | Â | NS |
 | Male | 24 | 15 | 39 |  |
 | Female | 4 | 2 | 6 |  |
Age | Â | Â | Â | Â | NS |
 | <60 | 5 | 7 | 12 |  |
 | >60 | 23 | 10 | 33 |  |
Location | Â | Â | Â | Â | NS |
 | Upper thoracic | 5 | 2 | 7 |  |
 | Mid thoracic | 12 | 11 | 23 |  |
 | Lower thoracic | 11 | 4 | 15 |  |
PT | Â | Â | Â | Â | NS |
 | pT1 | 3 | 7 | 10 |  |
 | pT2 | 5 | 2 | 7 |  |
 | pT3 | 20 | 8 | 28 |  |
 | pT4 | 0 | 0 | 0 |  |
PN | Â | Â | Â | Â | NS |
 | pN0 | 15 | 8 | 23 |  |
 | pN1 | 13 | 9 | 22 |  |
Stage | Â | Â | Â | Â | NS |
 | I | 3 | 6 | 9 |  |
 | II | 14 | 5 | 19 |  |
 | III | 7 | 4 | 11 |  |
 | IV | 4 | 2 | 6 |  |
Differentiation | Â | Â | Â | Â | NS |
 | Well | 4 | 3 | 7 |  |
 | Moderate | 18 | 10 | 28 |  |
 | Poor | 6 | 4 | 10 |  |