Table 3.
Pathological classification | N | Magnifying Endoscope + NBI | ||
---|---|---|---|---|
Clear boundary | Irregular surface microstructure | Irregular vessel | ||
LGIN | 8 | 6 (75.00) | 4 (50) | 4 (50) |
HGIN | 75 | 72 (96.00) | 73 (97.33) | 71 (94.67) |
Adenocarcinoma | 38 | 35 (92.11) | 35 (92.11) | 36 (94.74) |
X2 | 5.311 | 23.541 | 19.682 | |
P | 0.070 | <0.001 | <0.001 |
LGIN = low-grade intraepithelial neoplasia, HGIN = high-grade intraepithelial neoplasia.