Table 1.
Demographic characteristics of 245 bladder cancer patients who underwent ileal conduit urinary diversion
| Characteristic | Entire cohort | Conventional ileal conduit group | Modified ileal conduit group | P value |
|---|---|---|---|---|
| Total (cases) | 245 | 100 | 145 | |
| Age [years, median (range)] | 62 (18–89) | 62 (30–89) | 62 (18–88) | 0.733 |
| Gender [cases (%)] | 0.684 | |||
| Male | 199 (81.2) | 80 (80.0) | 119 (82.1) | |
| Female | 46 (18.8) | 20 (20.0) | 26 (17.9) | |
| Smoking status [cases (%)] | 0.762 | |||
| Yes | 127 (51.8) | 53 (53.0) | 74 (51.0) | |
| No | 118 (48.2) | 47 (47.0) | 71 (49.0) | |
| Adjuvant chemotherapy [cases (%)] | 0.653 | |||
| Yes | 131 (53.5) | 61 (61.0) | 70 (48.3) | |
| No | 114 (46.5) | 39 (39.0) | 75 (51.7) | |
| Neoadjuvant chemotherapy [cases (%)] | 0.759 | |||
| Yes | 11 (4.5) | 4 (4.0) | 7 (4.8) | |
| No | 234 (95.5) | 96 (96.0) | 138 (95.2) | |
| BMI [kg/m2, mean ± SD] | 21.8 ± 3.2 | 22.2 ± 2.8 | 21.3 ± 3.6 | 0.834 |
| CCI [cases (%)] | 0.902 | |||
| ≤ 2 | 175 (71.4) | 71 (71.0) | 104 (71.7) | |
| > 2 | 70 (28.6) | 29 (29.0) | 41 (28.3) | |
| ASA score [cases (%)] | 0.613 | |||
| ≤ 2 | 183 (74.7) | 73 (73.0) | 110 (75.9) | |
| > 2 | 62 (25.3) | 27 (27.0) | 35 (24.1) | |
| Prior pelvic irradiation [cases (%)] | 0.072 | |||
| Yes | 5 (2.0) | 4 (4.0) | 1 (0.7) | |
| No | 240 (98.0) | 96 (96.0) | 144 (99.3) | |
| Preoperative hydronephrosis [cases (%)] | 0.532 | |||
| Yes | 79 (32.2) | 30 (30.0) | 49 (33.8) | |
| No | 166 (67.8) | 70 (70.0) | 96 (66.2) | |
| Pathologic T stage [cases (%)] | 0.129 | |||
| 1 | 45 (18.4) | 25 (25.0) | 20 (13.8) | |
| 2 | 57 (23.3) | 21 (21.0) | 36 (24.8) | |
| 3 | 81 (33.1) | 33 (33.0) | 48 (33.1) | |
| 4 | 62 (25.3) | 21 (21.0) | 41 (28.3) | |
| Pathologic N stage [cases (%)] | 0.797 | |||
| 0 | 152 (62.0) | 63 (63.0) | 89 (61.4) | |
| ≥ 1 | 93 (38.0) | 37 (37.0) | 56 (38.6) | |
| Year of surgery | 0.052 | |||
| Before/in 2009 | 42 (17.1) | 11 (11.0) | 31 (21.4) | |
| After 2009 | 203 (82.9) | 89 (89.0) | 114 (78.6) |
BMI Body mass index, SD standard deviations, CCI Charlson comorbidity index, ASA American Society of Anesthesiology