Table 1.
Distribution of patients according to clinical and pathological variables. The analytic cohort was comprised of all patients with complete preoperative information.
| Complete cohort (n=220) | Analytic cohort (n=169) | |||
|---|---|---|---|---|
| Characteristic | n | %* | n | % |
| Age | ||||
| <80 | 117 | 53% | 105 | 62% |
| ≤80 | 103 | 47% | 64 | 38% |
| Race | ||||
| White | 208 | 95% | 159 | 94% |
| Non-white | 11 | 5% | 10 | 6% |
| Gender | ||||
| Male | 161 | 73% | 122 | 72% |
| Female | 59 | 27% | 47 | 28% |
| Pre-operative albumin (g/dL) | ||||
| ≤3.7 | 30 | 14% | 30 | 18% |
| 3.71-4.09 | 50 | 23% | 50 | 30% |
| 4.1-4.4 | 45 | 20% | 45 | 27% |
| >4.4 | 44 | 20% | 44 | 26% |
| CCI | ||||
| 0-1 | 109 | 50% | 80 | 47% |
| 2-3 | 74 | 34% | 60 | 36% |
| >3 | 37 | 17% | 29 | 17% |
| Clinical stage | ||||
| Non-muscle invasive | 77 | 35% | 65 | 38% |
| Muscle invasive | 143 | 65% | 104 | 62% |
| Neoadjuvant chemotherapy | ||||
| Yes | 2 | 1% | 2 | 1% |
| No | 218 | 99% | 167 | 99% |
| Pathologic T stage | ||||
| T0, Ta, Tis, T1 | 53 | 24% | 40 | 24% |
| T2 | 54 | 25% | 43 | 25% |
| T3 | 76 | 35% | 60 | 36% |
| T4 | 37 | 17% | 26 | 15% |
| Pathologic lymph node status | ||||
| Negative | 136 | 62% | 134 | 79% |
| Positive | 43 | 20% | 34 | 20% |
| Urinary diversion | ||||
| Ileal conduit | 199 | 90% | 157 | 93% |
| Neobladder | 20 | 9% | 11 | 7% |
*
Percentages may not add up to 100 due to missing data