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Characteristics of patients and tumors
| Factors | n = 80 |
|---|---|
| Age (y) | 66.5 (62–73) |
| Sex (male/female) | 71/9 |
| Main tumor location (Ce-Ut/Mt./Lt-Ae) | 16/46/18 |
| Diameter (mm) | 40 (20–50) |
| Macroscopic findings (elevated/flat-depressed) | 18/62 |
| History of cardiac diseases (yes/no) | 5/75 |
Data are presented in median (interquartile range) or number. Ce, cervical esophagus; Ut, upper thoracic esophagus; Mt., middle thoracic esophagus; Lt, lower thoracic esophagus; Ae, abdominal esophagus
