Table 1 Basic clinicopathological characteristics of the 2894 patients with pN3 stage GC
Characteristic | All Patients (n = 2894) | |
|---|---|---|
n | % | |
Age | ||
≤ 60 | 1009 | 34.9 |
> 60 | 1885 | 65.1 |
Race | ||
White | 1659 | 57.3 |
Black/Others* | 1235 | 42.7 |
Sex | ||
Male | 1661 | 57.4 |
Female | 1233 | 42.6 |
Primary site | ||
Upper | 115 | 4.0 |
Middle | 358 | 12.4 |
Lower | 1081 | 37.4 |
Curvature | 668 | 23.1 |
Overlapping lesion | 398 | 13.8 |
Stomach, NOS | 274 | 9.5 |
Grade | ||
Well differentiated | 18 | 0.6 |
Moderately differentiated | 406 | 14.0 |
Poorly differentiated | 2388 | 82.5 |
Undifferentiated | 82 | 2.8 |
Size | ||
≤ 6 cm | 1511 | 52.2 |
> 6 cm | 1383 | 47.8 |
pT stage | ||
pT1a | 10 | 0.3 |
pT1b | 59 | 2.0 |
pT2 | 152 | 4.3 |
pT3 | 1220 | 42.2 |
pT4a | 1102 | 38.1 |
pT4b | 351 | 12.1 |
pN stage | ||
pN3a | 1763 | 60.9 |
pN3b | 1131 | 39.1 |
TNM stage | ||
IIB | 55 | 1.9 |
IIIA | 118 | 4.1 |
IIIB | 1447 | 50.0 |
IIIC | 1274 | 44.0 |
Adjuvant therapy | ||
Observation | 954 | 33.0 |
ART | 83 | 2.9 |
ACT | 664 | 22.9 |
ACRT | 1193 | 41.2 |