Table 1. Clinical characteristics of primary gastric carcinomas.
Parameters | Evaluable patient number | Unevaluable patient number* | Established model | Failed Model | p-value | |
---|---|---|---|---|---|---|
Gender | 161 | 46 | 0.016 a | |||
Male | 26 | 83 | ||||
Female | 4 | 48 | ||||
Median Age | 195 | 12 | 62 | 62 | 0.532 b | |
Tumor grade | 158 | 49 | 0.271 a | |||
2 | 12 | 33 | ||||
3 | 16 | 87 | ||||
4 | 2 | 8 | ||||
Clinical stage | 160 | 47 | 0.587 a | |||
1 | 0 | 4 | ||||
2 | 10 | 29 | ||||
3 | 14 | 70 | ||||
4 | 6 | 27 | ||||
Tumor Size | 161 | 46 | 0.729 a | |||
T1 | 0 | 2 | ||||
T2 | 2 | 7 | ||||
T3 | 28 | 115 | ||||
T4 | 0 | 7 | ||||
Lymph node metastases | 158 | 49 | 0.635 a | |||
N0 | 9 | 27 | ||||
N1 | 12 | 52 | ||||
N2 | 4 | 28 | ||||
N3 | 5 | 23 | ||||
Distant Metastases | 161 | 46 | 0.643 a | |||
M0 | 28 | 125 | ||||
M1 | 2 | 6 | ||||
Lauren subtype | 191 | 16 | 0.030 a | |||
Intestinal type | 16 | 41 | ||||
Diffused type | 11 | 86 | ||||
Mixed type | 5 | 32 | ||||
Site | 158 | 49 | 0.415 a | |||
Pylorus | 15 | 67 | ||||
Cardia | 3 | 16 | ||||
Body | 9 | 43 | ||||
Pylorus and body | 0 | 4 | ||||
Lesser curvature | 1 | 0 | ||||
Recurrence | 160 | 47 | 1.000 a | |||
No recurrence | 28 | 124 | ||||
With recurrence | 1 | 7 | ||||
Mean Overall Survival (Month) | 138 | 69 | 0.347 c | |||
14.0869 | 21 | |||||
Std Error | 1.31631 | 12.01009777 |
a: Fisher exact test
b: Mann Whitney U Test
c: Log Rank Test
* patients had missing information