Table 1 Preoperative DA score and clinicopathologic variables in 260 patients with ESCC
Characteristic | No. of patients | Score 0 (n = 55) | Score 1 (n = 116) | Score 2 (n = 89) | P value |
|---|---|---|---|---|---|
Sex | 0.414 | ||||
Female | 43 | 6 (14.0) | 22 (51.2) | 15 (34.9) | |
Male | 217 | 49 (22.6) | 94 (43.3) | 74 (34.1) | |
Age (years) | <0.001 | ||||
≤59 | 138 | 43 (31.2) | 61 (44.2) | 34 (24.6) | |
>59 | 122 | 12 (9.8) | 55 (45.1) | 55 (45.1) | |
Tumor location | 0.387 | ||||
Upper-thoracic esophagus | 21 | 4 (19.0) | 10 (47.6) | 7 (33.3) | |
Middle-thoracic esophagus | 165 | 36 (21.8) | 79 (47.9) | 50 (30.3) | |
Lower-thoracic esophagus | 74 | 15 (20.3) | 27 (36.5) | 33 (43.2) | |
Tumor size (cm) | 0.079 | ||||
<4 | 126 | 27 (21.4) | 64 (50.8) | 35 (27.8) | |
≥4 | 134 | 28 (20.9) | 52 (38.8) | 54 (40.3) | |
Pathologic grade | 0.383 | ||||
I/II | 179 | 36 (20.1) | 85 (47.5) | 58 (32.4) | |
III | 81 | 19 (23.5) | 31 (38.3) | 31 (38.3) | |
TNM stage | 0.390 | ||||
I–IIA | 102 | 22 (21.6) | 50 (49.0) | 30 (29.4) | |
IIB–IV | 158 | 33 (20.9) | 66 (41.8) | 59 (37.3) | |
T category | 0.373 | ||||
1 + 2 | 50 | 13 (26.0) | 18 (36.0) | 19 (38.0) | |
3 + 4 | 210 | 42 (20.0) | 98 (46.7) | 70 (33.3) | |
N category | 0.695 | ||||
0 | 107 | 22 (20.6) | 51 (47.7) | 34 (31.8) | |
1 | 153 | 33 (21.6) | 65 (42.5) | 55 (35.9) | |
HBsAg | 0.052 | ||||
Negative | 238 | 46 (19.3) | 109 (45.8) | 83 (34.9) | |
Positive | 19 | 8 (42.1) | 5 (26.3) | 6 (31.6) | |
Family historya | 0.032 | ||||
No | 236 | 45 (19.1) | 109 (46.2) | 82 (34.7) | |
Yes | 24 | 10 (41.7) | 7 (29.2) | 7 (29.2) |