Table 1 Patient and tumour characteristics in the entire cohort and according to tumour location
Factor | Entire cohort (n = 175) n (%) | Esophagus (n = 60) n (%) | GE-junction (n = 45) n (%) | Stomach (n = 66) n (%) | P* |
|---|---|---|---|---|---|
Age | |||||
Mean | 70.2 | 76.9 | 69.9 | 72.0 | 0.080 |
Median | 69.8 | 66.02 | 68.7 | 72.6 | |
(Range) | 42.6-94.4 | 48.2-88.5 | 48.7-88.5 | 42.6-94.4 | |
Sex | |||||
Women | 41 (23.4) | 6 (10.0) | 12 (26.7) | 20 (30.3) | 0.007 |
Men | 134 (76.6) | 54 (90.0) | 33 (73.3) | 46 (69.7) | |
T stage | |||||
1 | 19 (11.0) | 9 (15.3) | 3 (6.8) | 6 (9.2) | 0.265 |
2 | 32 (18.6) | 10 (16.9) | 4 (9.1) | 17 (26.2) | |
3 | 94 (54.7) | 34 (57.6) | 33 (75.0) | 26 (40.0) | |
4 | 27 (15.7) | 6 (10.2) | 4 (9.1) | 16 (24.6) | |
Missing | 3 | 1 | 1 | 1 | |
Resection margins | |||||
R0 | 122 (69.7) | 38 (63.3) | 30 (66.7) | 51 (77.3) | 0.016 |
R1 | 34 (19.4) | 10 (16.7) | 11 (24.4) | 12 (18.2) | |
R2 | 19 (10.9) | 12 (20.0) | 4 (8.9) | 3 (4.5) | |
Examined nodes | |||||
Mean | 29.0 | 36.6 | 29.7 | 25.8 | <0.001 |
Median | 30.2 | 33.5 | 28.00 | 23.0 | |
Range | 1-112 | 10-72 | 8-48 | 1-112 | |
Missing | 14 | 2 | 1 | 11 | |
N stage | |||||
0 | 59 (33.7) | 15 (25.0) | 12 (26.7) | 28 (42.4) | 0.032 |
1 | 30 (17.1) | 11 (18.3) | 7 (15.6) | 12 (18.2) | |
2 | 41 (23.4) | 15 (25.0) | 14 (31.1) | 12 (18.2) | |
3 | 45 (25.7) | 19 (31.7) | 12 (26.7) | 14 (21.2) | |
M stage | |||||
0 | 137 (88.4) | 51 (86.4) | 40 (88.9) | 45 (91.8) | 0.377 |
1 | 18 (11.6) | 8 (13.6) | 5 (11.1) | 4 (8.2) | |
Missing | 20 | 1 | 19 | ||
Differentiation grade | |||||
High | 6 (4.0) | 3 (5.9) | 1 (2.5) | 1 (1.8) | 0.002 |
Intermediate | 40 (26.8) | 21 (41.2) | 9 (22.5) | 9 (16.4) | |
Low | 103 (69.1) | 27 (52.9) | 30 (75.0) | 45 (81.8) | |
Missing | 26 | 9 | 5 | 11 | |
Adjuvant radio/chemotherapy | |||||
No | 150 (85.7)) | 54 (93.1) | 39 (90.7) | 55 (85.9) | 0.196 |
RT | 1 (0.6) | 1 | 0 | 0 | |
CT with oxaliplatin | 2 (1.1) | 0 | 0 | 2 (3.1) | |
CT without oxaliplatin | 3 (1.7) | 0 | 2 (4.7) | 1 (1.6) | |
RT + CT without oxaliplatin | 6 (3.4) | 2 (3.4) | 2 (4.7) | 2 (3.1) | |
RT + CT, NOS | 2 | 0 | 0 | 2 (3.1) | |
Yes, NOS | 3 (1.7) | 1 (1.7) | 0 | 2 (3.1) | |
Unknown | 8 | 2 | 2 | 2 | |
Location | |||||
Esophagus | 60 (35.1) | - | - | - | |
GE-junction | 45 (26.3) | - | - | - | |
Stomach | 66 (38.6) | - | - | - | |
Unknown | 4 | ||||
Follow-up | |||||
Mean | 2.92 | 2.97 | 2.87 | 2.92 | 0.848 |
Median | 2.27 | 2.65 | 2.17 | 2.15 | |
Range | 0.01-7.70 | 0.26-7.70 | 0.01-7.64 | 0.03-7.60 | |
Vital status | |||||
Alive | 64 (36.6) | 27 (45.0) | 14 (31.1) | 22 (33.3) | 0.184 |
Dead | 111 (63.4) | 33 (55.0) | 31 (68.9) | 44 (66.7) | |
Recurrence | |||||
No | 64 (46.4) | 24 (46.2) | 14 (38.9) | 25 (50.0) | 0.705 |
Yes | 74 (53.6) | 28 (53.8) | 22 (61.1) | 25 (50.0) | |
Unknown | 37 | 8 | 9 | 16 |