Table 1. Baseline clinical characteristics of the subjects.
| Characteristics | Values | ||
|---|---|---|---|
| Male | 798 (67.2) | ||
| Age (yr) | 61.6±12.0 | ||
| Initial diagnostic method | |||
| Upper endoscopy | 1,183 (99.6) | ||
| Barium series | 2 (0.2) | ||
| Others | 3 (0.3) | ||
| Initial diagnostic route | |||
| Organized screening | 191 (16.1) | ||
| Individualized screening | 460 (38.7) | ||
| Due to symptoms | 332 (27.9) | ||
| Unknown | 205 (17.3) | ||
| Stage | |||
| I/II/III/IV | 894/103/105/86 (75.3/8.7/8.8/7.2) | ||
| Initial treatment | |||
| ESD | 380 (32.0) | ||
| Surgery | 527 (44.4) | ||
| Laparoscopic | 334 (28.1) | ||
| Open | 166 (14.0) | ||
| Robot | 27 (2.3) | ||
| Surgery with chemotherapy | 188 (15.8) | ||
| Chemotherapy | 76 (6.4) | ||
| Conservative care | 17 (1.4) | ||
Data shown are number (%) or mean±standard deviation.
ESD = endoscopic submucosal dissection.