Table 3.
Rate of Endoscopic Findings Resulting in the Overestimation and Underestimation of Depth Diagnosis by Endoscopic Ultrasound
| Risk factor for under/overestimation | Underestimation (n=31) |
Adequate or overestimation (n=247) |
Overestimation (n=41) |
Adequate or underestimation (n=237) |
|---|---|---|---|---|
| Size of the lesion, mm | 21.3±12.5 | 23.8±15.0 | 22.2±13.0 | 23.8±15.1 |
| Position in the gastric wall | ||||
| Lesser curvature | 10 (33.3) | 82 (33.2) | 16 (39.0) | 73 (30.8) |
| Greater curvature | 7 (22.6) | 61 (24.7) | 6 (14.6) | 62 (26.2) |
| Anterior wall | 7 (22.6) | 36 (14.6) | 10 (33.3) | 36 (15.2) |
| Posterior wall | 7 (22.6) | 68 (27.5) | 9 (22.0) | 66 (27.9) |
| Location of the lesions | ||||
| Upper | 15 (48.4) | 88 (35.6) | 15 (36.6) | 88 (37.1) |
| Middle | 13 (41.9) | 98 (39.7) | 18 (43.9) | 93 (39.2) |
| Lower | 3 (9.7) | 61 (24.7) | 8 (19.5) | 56 (23.6) |
| Macroscopic feature (predominant) | ||||
| 0-I | 6 (19.4) | 17 (7.7) | 1 (2.4) | 22 (9.3) |
| 0-IIa | 9 (29.3) | 90 (36.4) | 11 (26.8) | 88 (37.1) |
| 0-IIb | 1 (3.2) | 3 (1.2) | 0 | 4 (1.7) |
| 0-IIc | 15 (48.4) | 137 (55.5) | 29 (70.7) | 123 (51.9) |
| Ulceration status (endoscopic) | ||||
| Ulcer (–) | 27 (87.1) | 204 (82.6) | 29 (70.7) | 202 (85.2) |
| Ulcer (+) | 4 (12.9) | 43 (17.4) | 12 (29.3) | 35 (14.8) |
Data are presented as mean±SD or number (%).