Table 1 Patient characteristics
Clinical Features | n (%) |
|---|---|
Age (y) | |
62.4 ± 9 | – |
Range (42–88) | – |
Sex | |
F | 32 (23.9%) |
M | 102 (76.1%) |
Grade of differentiation | |
Highly differentiated (G1) | 12 (9.0%) |
Moderately differentiated(G2) | 95 (70.9%) |
Poorly differentiated(G3) | 22 (16.4%) |
Undifferentiated (G4) | 5 (3.7%) |
Primary tumor site | |
Cervical | 13 (9.7%) |
Upper thorax | 44 (32.8%) |
Middle thorax | 60 (44.8%) |
Lower thorax | 14 (10.4%) |
Mixed | 3 (2.2%) |
Length of primary tumor | |
< 3.5 | 27(20.2%) |
> 3.5 | 104 (77.6%) |
Not available | 3 (2.2%) |
*T stage | |
T1 | 3 (2.2%) |
T2 | 8 (6.0%) |
T3 | 43 (32.1%) |
T4 | 80 (59.7%) |
*N stage | |
N0 | 49 (36.6%) |
N1 | 50 (37.3%) |
N2 | 35 (26.1%) |
Concurrent chemotherapy | |
No | 48 (35.8%) |
Yes | 86 (64.2%) |