Table 1. Cases for the enrolled 275 patients.
| cases (%) | number of examined by IHC/ISH | features | |||
|---|---|---|---|---|---|
| progression | nuclear grade | invasiveness | |||
| non-tumor | 101 (36.7) | 101/10 | - | - | - |
| PUNLMP | 19 (6.9) | 19/10 | slow | very low | non-invasive |
| LGPUC | 41 (14.9) | 41/15 | slow | low | non-invasive |
| HGPUC | 43 (15.6) | 43/18 | quick | high | non-invasive |
| CIS | 39 (14.2) | 39/18 | quick | high | non-invasive |
| IUC | 32 (11.6) | 32/14 | quick | high>>low | invasive |
non-tumor; non-tumor urothelium, PUNLMP; papillary urothelial neoplasm of low malignant potential, LGPUC; low-grade papillary urothelial carcinoma, HGPUC; high-grade urothelial carcinoma, CIS; carcinoma in situ, IUC; infiltrating urothelial carcinoma. IHC; immunohistochemistry, ISH; in situ hybridization.