Table 1.
Characteristics of the subjects included in this study
| Characteristics |
Discovery set (n = 30) |
Validation set (n = 122) |
|||||
| EGC | AGC | BG | EGC | AGC | Control-1 | Control-2 | |
| Number | 10 | 10 | 10 | 20 | 22 | 40 | 40 |
| Age (yr) (mean ± SD) | 53.4 ± 2.6 | 57.0 ± 7.5 | 51.4 ± 10.0 | 63.3 ± 10.1 | 55.6 ± 13.9 | 50.2 ± 10.3 | 56.1 ± 11.3 |
| Gender | |||||||
| Male | 6 | 6 | 5 | 9 | 12 | 20 | 22 |
| Female | 4 | 4 | 5 | 11 | 10 | 20 | 18 |
| H. pylori | - | + | |||||
| Pathology | |||||||
| HGIN | 4 | 13 | |||||
| Intramucosal cancer | 6 | 7 | |||||
| TNM | |||||||
| HGIN | 4 | 13 | |||||
| T1a | 6 | 7 | |||||
| … | |||||||
| T4N2M0 | 2 | 2 | |||||
| T4N3M0 | 4 | 14 | |||||
| T4N3M1 | 4 | 6 | |||||
EGC: Early gastric cancer; AGC: Advanced gastric cancer; BG: Benign gastritis; Control-1: Helicobacter pylori-negative gastritis; Control-2: Helicobacter pylori-positive atrophic gastritis; H. pylori: Helicobacter pylori; HGIN: High Grade Intraepithelial Neoplasia.