Table 1. Patient demographics.
| Patient demographics | N (%) |
|---|---|
| Age (year), median [range] | 75 [38–89] |
| Gender | |
| Male | 29 (87.9) |
| Female | 4 (12.1) |
| Previous BCG treatment | 5 (15.2) |
| Clinical tumor stage | |
| Ta | 13 (39.4) |
| T1 | 18 (54.5) |
| CIS | 2 (6.1) |
| Tumor grade (high-grade) | 33 (100.0) |
| Presence of concomitant CIS | 6 (18.2) |
| Ta + CIS | 2 (6.1) |
| T1 + CIS | 4 (12.1) |
| Presence of lymphovascular invasion (T1 + LVI) | 2 (6.1) |
| Focality | |
| Solitary | 14 (42.4) |
| Multifocal | 19 (57.6) |
| Previous upper tract UC | 3 (9.1) |
| AUA risk groups | |
| Intermediate | 3 (9.1) |
| High | 30 (90.9) |
AUA, American Urological Association; BCG, Bacillus Calmette-Guérin; CIS, carcinoma-in-situ; UC, urothelial carcinoma.