Table 1. Distribution of patients and tumor characteristics.
| Variable | No. (%) | |
|---|---|---|
|
Total patients included in analysis, N |
198 | |
| Mean age, yr | 63.33 ± 11.07 | |
| Gender | Male | 164 (82.8%) |
| Female | 34 (17.2%) | |
| Gross hematuria history | 147 (74.2%) | |
| Initial TURBT | ||
| Tumor size | Small to moderate (≤3cm) | 142 (71.7%) |
| Large (>3cm) | 56 (28.3%) | |
| Number of tumors | Single | 92 (46.5%) |
| 2–7 | 82 (41.4%) | |
| 7< | 24 (12.1%) | |
| T stage | CIS | 7 (3.5%) |
| Ta | 30 (15.2%) | |
| T1 | 161 (81.3%) | |
| Tumor grade | Low | 27 (13.6%) |
| High | 171 (86.4%) | |
| Concomitant CISa | 24 (12.1%) | |
| LVIb | 7 (3.5%) | |
| Muscle included | 81 (40.9%) | |
| Re-TURBTc | ||
| T stage | No tumor | 91 (44.9%) |
| Ta | 68 (35.4%) | |
| T1 | 37 (18.7%) | |
| Other | 2 (1.0%) | |
| Tumor grade | ||
| No tumor | 91 (44.9%) | |
| Low | 26 (13.1%) | |
| High | 81 (40.9%) | |
| Concomitant CIS | 31 (15.7%) |
aCIS = Carcinoma in situ
bLVI = Lymphovascular invasion
cRe-TURBT = Repeated transurethral resection bladder tumor.