TABLE 2.
Results of autofluorescence endoscopy (AFE) in 63 lesions diagnosed as suspicious ulcerative colitis‐related neoplasia on white light endoscopy (WLE) or chromoendoscopy (CE)
| Neoplasia | Total | ||
|---|---|---|---|
| Positive | Negative | ||
| Suspicious lesion on WLE/CE (n) | |||
| Fluorescence positive | 4 | 3 | 7 |
| Fluorescence negative | 7 | 49 | 56 |
| Total | 11 | 52 | 63 |
| Diagnosis by using AFE with WLE/CE (%) | |||
| Sensitivity | 36.4 | ||
| Specificity | 94.2 | ||
| Positive predictive value | 57.1 | ||
| Negative predictive value | 87.5 | ||
| Comparison between AFE‐positive and ‐negative | P value | ||
| Fisher's exact test | 0.0143 | ||
| Pearson's χ2 test | 0.0034 | ||