Table 2 The relationship between the two microscopic examination results and biopsy results
| Â | Pathological examination (n) | Result (%) | ||||
|---|---|---|---|---|---|---|
+ | – | Sensitivity | Specificity | Predictive value | ||
| Â | Â | Â | Â | Positive | Negative | |
White light | ||||||
 + | 19 | 96 | 82.61 | 0.00 | 0.17 | 0 |
 − | 4 | 0 |  |  |  |  |
NBI | ||||||
 + | 23 | 1 | 100.00 | 98.96 | 0.96 | 1 |
 − | 0 | 95 |  |  |  |  |