Table 1. Patient characteristics.

Characteristics	N (%)
All
	246 (100%)
At Diagnosis
Age at Diagnosis - median (min,max)
N = 246	61.3 (26.2,87.4)
Gender
Female	99 (40%)
Male	147 (60%)
Race
White	139 (57%)
Black or African American	28 (11%)
Hispanic	47 (19%)
Asian	26 (11%)
Other	6 (2%)
Alcohol
Frequent	50 (20%)
Past	29 (12%)
Rarely	75 (30%)
Never	92 (37%)
Smoking
Nonsmoker	108 (44%)
Nonsmoker Quit	100 (41%)
Smoker	38 (15%)
Length of Tumor (cms)
≤ 3	60 (24%)
>3	101 (41%)
Missing	85 (35%)
Location of Tumor
Gastric	182 (74%)
AEG2	3 (1%)
AEG3	61 (25%)
Baseline Stage for AEG3 & Gastric
I	53 (22%)
II	88 (36%)
III	94 (38%)
IV	9 (4%)
Missing	2 (1%)
Mass
Yes	192 (78%)
No	50 (20%)
Missing	4 (2%)
Tumor Grade
G1 Well-Differentiated	2 (1%)
G2 Moderately Differentiated	53 (22%)
G3 Poorly Differentiated	188 (76%)
GX Undetermined Grade	2 (1%)
Missing	1 (0%)
Tumor Histology
Adenocarcinoma	245 (100%)
Carcinoma Undetermined	1 (0%)
Adenocarcinoma Subtype
SRC- Signet ring cells	107 (44%)
M & SRC	18 (7%)
M- Mucinous	3 (1%)
NE- neuro endocrine	1 (0%)
NOS- Not Otherwise Specified	116 (47%)
p/yp Stage
0	31 (13%)
I	65 (26%)
II	81 (33%)
III	58 (24%)
IV	7 (3%)
Missing	4 (2%)
% Residual cancer
P0	31 (13%)
P1	70 (28%)
P2	40 (16%)
PX	101 (41%)
Missing	4 (2%)
Treatment
Treatment
Preoperative Chemotherapy	28 (11%)
Preoperative Chemoradiation	145 (59%)
Other	20 (8%)
None	53 (22%)
R(Margin)
R0 Resection	212 (86%)
R1 Resection	29 (12%)
Missing	5 (2%)
Total Gastrectomy
Yes	85 (35%)
No	160 (65%)
Missing	1 (0%)

AEG = Adenocarcinoma of Esophagogastric Junction; CTRT = Chemoradiation.