Characteristics | Lymph node involvements | ||
---|---|---|---|
N0(n) | N1(n) | P value | |
Age | Â | Â | 0.976 |
 <28 yr | 11 | 9 |  |
 ≥ 28 yr | 12 | 10 |  |
Gender | Â | Â | 0.034 |
 Male | 16 | 7 |  |
 Female | 7 | 12 |  |
Histology | Â | Â | 0.477 |
 Embryonal | 8 | 8 |  |
 Alveolar | 11 | 10 |  |
 Pleomorphic + NOS | 4 | 1 |  |
Primary site | Â | Â | 0.429 |
 Parameningeal | 13 | 13 |  |
 Non-Parameningeal | 10 | 6 |  |
Primary tumor size | Â | Â | 0.711 |
 ≤ 5 cm | 11 | 8 |  |
 > 5 cm | 12 | 11 |  |