Table 3 Statistical analysis of pathology, and NBI in detecting high-grade dysplasia, carcinoma in situ, and invasive carcinoma of oral erythroplakia (n = 72)
Non-HGD/Tis/CAa | HGD/Tis/CA | Odds ratio (CI 95 %) | |
|---|---|---|---|
Criteria I: Appearance of brownish spots and demarcation line with irregular microvascular patterns | p < 0.001* | ||
No | 17 | 17 | 1.00 |
Yes | 34 | 4 | 0.12 (0.03–0.40) |
Criteria II: Appearance of well-demarcated brownish area with thick dark spots and/or winding vessels | p < 0.001** | ||
No | 6 | 3 | 1.00 |
Yes | 45 | 18 | 0.80 (0.18–3.55) |
Criteria III: Elongation, twist, and meandering destruction of IPCL pattern | - | ||
No | 40 | 4 | 1.00 |
Yes | 11 | 17 | 15.46 (3.81–72.84) |