Table 1.
Clinical features of patients included in test images.
| Characteristic | Value |
|---|---|
| Male/female, n | 6/5 |
| Age, mean, (range), years | 74 (59–92) |
| Tumor size, Average, (range), mm | |
| Major axis | 14.5 (5–30) |
| Minor axis | 8.8 (4–15) |
| Tumor location, n | |
| Upper | 1 |
| Middle | 3 |
| Lower | 7 |
| Morphologic types, n | |
| Type 0–I | 0 |
| Type 0–IIa | 3 |
| Type 0–IIb | 2 |
| Type 0–IIc | 6 |
| Type 1–4 | 0 |
| Depth of tumor, n | |
| T1a (mucosa) | 10 |
| T1b (submucosa) | 1 |
| T2 (muscularis propria) or more | 0 |
| Histological classification, n | |
| Differentiated type | 11 |
| Undifferentiated type | 0 |
| Helicobacter pylori (H. pylori) status | |
| Current infection | 3 |
| Past infection | 8 |
| Atrophic border | |
| Closed type | 2 |
| Open type | 9 |