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NBI findings in small esophageal lesions
| LGIN (n = 35) | HGIN (n = 12) | SCC (n = 6) | P value | |
|---|---|---|---|---|
| Brownish dots | 0.037 | |||
| Positive | 20 | 11 | 5 | |
| Negative | 15 | 1 | 1 | |
| Brownish epithelium | 0.0014 | |||
| Positive | 17 | 12 | 5 | |
| Negative | 18 | 0 | 1 | |
| Demarcation line | ||||
| Positive | 13 | 7 | 5 | |
| Negative | 22 | 5 | 1 |
P value of <0.05 was considered statistically significant (two-tailed Fisher’s exact test)
LGIN low-grade intraepithelial neoplasia, HGIN high-grade intraepithelial neoplasia, SCC squamous cell carcinoma
