Table 2.
Characteristics of the endoscopically resected small esophageal lesions
| LGIN (n = 35) | HGIN (n = 12) | SCC (n = 6) | |
|---|---|---|---|
| Tumor size (mm) | |||
| Mean (SD) | 3.1 (1.8) | 5.4 (2.3)* | 7.2 (2.5)** |
| Tumor location | |||
| Upper | 14 | 3 | 2 |
| Middle | 20 | 8 | 2 |
| Lower | 1 | 1 | 2 |
| Tumor morphology | |||
| 0-IIa | 0 | 0 | 0 |
| 0-IIb | 35 | 10 | 4 |
| 0-IIc | 0 | 2 | 2 |
LGIN low-grade intraepithelial neoplasia, HGIN high-grade intraepithelial neoplasia, SCC squamous cell carcinoma, 0-IIa slightly elevated type, 0-IIb flat type, 0-IIc slightly depressed type
*P < 0.05; **P < 0.005: P value was calculated as comparisons between LGIN, HGIN, LGIN, and SCC