Table 1. Patient characteristics.
Data presented as medians with interquartile ranges in parentheses or frequency with percentages in parentheses. P-values are calculated using Wilcoxon rank sum test and Fisher’s exact test, respectively.
| Pre-operative Clinical Characteristics | |||
|---|---|---|---|
| 60 mm (n=180) |
80 mm (n=331) |
p-value | |
| Age at surgery | 69 (61, 75) | 67 (59, 76) | 0.3 |
| Female gender | 52 (29%) | 84 (25%) | 0.4 |
| Body mass index (kg/m2) (n=510) | 27 (24, 31) | 28 (25, 32) | 0.14 |
| CKD-Epi GFR (mL/min/1.73m2) (n=504) | 58 (46, 67) | 56 (46, 67) | >0.9 |
| Diabetes | 26 (14%) | 49 (15%) | >0.9 |
| Irritable bowel syndrome | 5 (2.8%) | 3 (0.9%) | 0.14 |
| Albumin level (g/dL) (n=507) | 4.4 (4.2, 4.6) | 4.3 (4.1, 4.5) | 0.015 |
| Neoadjuvant chemotherapy | 53 (29%) | 131 (40%) | 0.026 |
| ASA score | 0.001 | ||
| 1 or 2 | 70 (39%) | 80 (24%) | |
| 3 or 4 | 110 (61%) | 251 (76%) | |
| Post-operative Clinical Characteristics | |||
| Operating time (min) (n=510) | 315 (272, 368) | 330 (276, 400) | 0.042 |
| Estimated blood loss (mL) (n=510) | 800 (500, 1200) | 700 (500, 1000) | 0.067 |
| Toradol use | 43 (24%) | 56 (17%) | 0.061 |
| Epidural use (n=510) | 9 (5.0%) | 80 (24%) | <0.0001 |
| Type of urinary diversion | 0.15 | ||
| Ileal conduit | 124 (69%) | 199 (60%) | |
| Neobladder | 47 (26%) | 109 (33%) | |
| Continent cutaneous diversion | 9 (5.0%) | 23 (6.9%) | |
| Fluid Balance | 0.7 | ||
| Negative | 125 (69%) | 230 (69%) | |
| Neutral | 12 (6.7%) | 28 (8.5%) | |
| Positive | 43 (24%) | 73 (22%) | |
| Crystalloid transfusion (L) (n=508) | 4.8 (3.9, 6.0) | 4.6 (3.8, 5.5) | 0.3 |
| Colloid transfusion (L) | 0.5 (0.0, 1.0) | 0.5 (0.0, 0.8) | 0.2 |
| Colloid and blood transfusion (L) | 0.8 (0.5, 1.2) | 0.5 (0.3, 1.0) | 0.010 |