Clinicopathological characteristics and prognosis of gastric signet ring cell carcinoma

Table 5 Scores of risk factors in the survival prognosis model of advanced gastric signet ring cell carcinoma

Variable	Points	Total points	3/5-yr survival	Total points
Age (yr)		0-56	0.9-1	0-33
< 40	0	56-111	0.8-0.9	33-88
40-60	18	111-146	0.7-0.8	33-123
60-80	36	146-172	0.6-0.7	123-149
> 80	60	172-195	0.5-0.6	149-172
Race		195-215	0.4-0.5	172-192
White	15	215-235	0.3-0.4	192-212
Black	37	235-257	0.2-0.3	212-234
Black-AI	92	257-283	0.1-0.2	234-260
Black-API	0	> 283	< 0.1	> 260
Tumor size (cm)
< 2	0
2-5	5
> 5	31
NA	42
AJCC stage
I	0
II	54
III	100
T stage
T2	0
T3	41
T4	67
Adjuvant therapy
Radiotherapy	33
Chemotherapy	10
Radiotherapy + Chemotherapy	0
None	67

API: Asian Pacific Islanders; AI: American Indians.