Table 1.
Patient and tumor characteristics at baseline and post-surgery of 58 patients receiving neoadjuvant chemoradiotherapy followed by surgery.
| Characteristic | Pre-treatment | Post-surgery |
|---|---|---|
| Gender (male) | 50 (86.2%) | 50 (86.2%) |
| Age (mean (range)) | 60 (36–78) | 60 (36–78) |
| Histology (AC) | 58 (100%) | 38 (65.5%) |
| Location | ||
| Mid | 5 (8.6%) | – |
| Distal | 34 (58.6%) | – |
| Gastro-esophageal junction | 19 (32.8%) | – |
| (yp)T–stage | ||
| 0 | 0 | 20 (34.5%) |
| 1 | 0 | 9 (15.5%) |
| 2 | 20 (34.5%) | 6 (10.3%) |
| 3 | 37 (63.8%) | 20 (34.5%) |
| 4 | 1 (1.7%) | 0 |
| Missing | 0 | 3 (5.2%) |
| (yp)N–stage | ||
| 0 | 17 (29.3%) | 40 (69%) |
| 1 | 25 (43.1%) | 12 (21%) |
| 2 | 15 (25.9%) | 6 (10%) |
| 3 | 1 (1.7%) | |
| (yp)M–stage | ||
| 0 | 58 (100%) | 57 (98.3%) |
| 1 | 0 | 1 (1.7%) |
| Grading | ||
| Good | 2 (3.4%) | 1 (1.7%) |
| Moderate | 33 (56.9%) | 22 (37.9%) |
| Poor | 21 (36.2%) | 10 (17.2%) |
| Missing | 2 (3.4%) | 25 (43.1%) |
| Radicality | ||
| R0 | – | 53 (91%) |
| R1 | – | 5 (9%) |
| Tumor regression grade | ||
| TRG 1 | – | 20 (34.5%) |
| TRG 2 | – | 12 ( 20.7%) |
| TRG 3 | – | 15 (25.9%) |
| TRG 4 | – | 11 (19.0%) |
| Recurrence | ||
| No | – | 34 (58.6%) |
| Yes | – | 24 (41.4%) |
AC: adenocarcinoma; yp: after neoadjuvant treatment; after resection; p: pathology; R0, R1: radicality of the resection; TRG: tumor regression grade.