Table 2.
Clinical and outcome variables.
| n | Mean (SD) or % |
||
|---|---|---|---|
| Tumor location | Upper third | 1 | 0.3 |
| Middle third | 17 | 4.6 | |
| Lower third | 235 | 64.0 | |
| GEJ/cardia | 114 | 31.1 | |
| Stage at diagnosis | I | 53 | 14.8 |
| II | 64 | 17.9 | |
| III | 96 | 26.8 | |
| IV | 145 | 40.5 | |
| Grade | Well differentiated | 13 | 3.6 |
| Moderately differentiated | 165 | 45.2 | |
| Poorly differentiated | 187 | 51.2 | |
| Vital status ** | Alive | 103 | 27.8 |
| Deceased | 267 | 72.2 | |
| Median survival (months) ** | 370 | 20 (33.1) | |
| Cause of death ** | EAC/complications | 205 | 76.8 |
| Other causes | 21 | 7.9 | |
| Unknown | 41 | 15.4 | |
| Endoscopic therapy (PDT/EMR/RFA) | No | 317 | 87.6 |
| Yes | 45 | 12.4 | |
| Surgical treatment | No | 220 | 60.6 |
| Yes | 143 | 39.4 | |
| Type of surgery | Standard esophagectomy | 57 | 41.0 |
| Minimally invasive | 82 | 59.0 | |
| Neoadjuvant therapy | No | 14 | 9.9 |
| Yes | 128 | 90.1 | |
| Type of neoadjuvant | Chemoradiation | 123 | 96.1 |
| Chemotherapy only | 5 | 3.9 | |
| Any chemotherapy | No | 80 | 22.3 |
| (excluding neo-adjuvant) | Yes | 278 | 77.7 |
| Any radiation | No | 238 | 66.7 |
| (excluding neo-adjuvant) | Yes | 119 | 33.3 |
H/o: history of. Numbers may not add to total due to missing data. ** Obtained from Roswell Park tumor registry. All other variables obtained from EMR (RP-BEAR survival arm).