Table 1.
Patient demographics, UTUC characteristics (n = 28), and intra/postoperative outcomes (1° procedure)
| Gender, n (%) | |
| Male | 21/28 (75) |
| Female | 7/28 (25) |
| Age (yr), mean ± SD | 73 ± 6.2 |
| Low-risk UTUC treatment group, n (%) | 13/28 (46.4) |
| High-risk UTUC treatment group, n (%) | 15/28 (53.6) |
| Number of lesions, n (%) | |
| Single | 16/28(57.1) |
| Multiple | 12/28 (42.9) |
| 2 | 5/12 (41.7) |
| >2 | 7/12 (58.3) |
| Tumor location, n (%) | |
| Renal pelvis | 6/28 (21.4) |
| Calyces | 5/28 (17.9) |
| Upper ureteral tract | 1/28 (3.6) |
| Lower ureteral tract | 4/28 (14.2) |
| Multifocal | 12/28 (42.9) |
| Tumor size (mm), mean ± SD | 15.3 ± 5.7 |
| Selective urinary cytology, n (%) | |
| Positive | 6/28 (21.4) |
| Negative | 22/28 (78.6) |
| Biopsy tumor grade, n (%) | |
| Low grade | 19/28 (67.8) |
| High grade | 8/28 (28.6) |
| Inconclusive for a diagnosis | 1/28 (3.6) |
| Complications by Clavien-Dindo grade, n (%) | |
| Grade 0 | 24/28 (85.8) |
| Grade I | 2/28 (7.1) |
| Grade II | 2/28 (7.1) |
| Grade III/IV/V | 0 (0) |
SD = standard deviation; UTUC = upper urinary tract urothelial carcinoma.