Table 1.
Baseline demographic and clinical characteristics of 238 patients who underwent radical cystectomy
| All patients (N = 238) |
No-AKI group (n = 147) |
AKI group (n = 91) |
P value | |
|---|---|---|---|---|
| Age (yr) | 63.8 ± 9.6 | 63.7 ± 9.4 | 63.9 ± 10.0 | 0.902 |
| Male | 201 (84.5%) | 118 (80.3%) | 83 (91.2%) | 0.017 |
| Body mass index (kg/m2) | 24.2 ± 3.15 | 23.91 ± 2.80 | 24.41 ± 3.14 | 0.205 |
| ASA | 0.467 | |||
| 1 and 2 | 185 (77.7%) | 115 (78.2%) | 70 (76.9%) | |
| 3 and 4 | 53 (22.3%) | 32 (21.8%) | 21 (23.1%) | |
| Anemia | 121 (50.8%) | 75 (51%) | 46 (50.5%) | 0.525 |
| Diabetes mellitus | 46 (19.3%) | 31 (21.1%) | 15 (16.5%) | 0.242 |
| Smoking | 104 (43.7%) | 61 (41.5%) | 43 (47.3%) | 0.231 |
| COPD | 6 (2.5%) | 3 (2.0%) | 3 (3.3%) | 0.419 |
| Hypertension | 103 (43.3%) | 58 (39.5%) | 45 (49.5%) | 0.084 |
| Heart failure | 2 (0.8%) | 1 (0.7%) | 1 (1.1%) | 0.620 |
| Cerebrovascular disease | 5 (2.1%) | 3 (2.0%) | 2 (2.2%) | 0.634 |
| Coronary artery disease | 10 (4.2%) | 6 (4.1%) | 4 (4.1%) | 0.575 |
| Hematocrit (%) | 38.1 [33.3-41.8] | 37.8 [32.5-41.8] | 38.3 [33.8-41.8] | 0.478 |
| Creatinine (mg/dL) | 1.13 ± 0.88 | 1.16 ± 1.06 | 1.08 ± 0.49 | 0.480 |
| Bilirubin, total (mg/dL) | 0.65 ± 0.32 | 0.65 ± 0.35 | 0.65 ± 0.26 | 0.940 |
| Albumin (g/dL) | 3.82 ± 0.54 | 3.84 ± 0.56 | 3.77 ±0.50 | 0.336 |
| Uric acid (mg/dL) | 5.33 ± 1.60 | 5.08 ± 1.58 | 5.73 ± 1.59 | 0.003 |
| CRP (mg/dL) | 0.28 [0.10-0.73] | 0.27 [0.10-0.51] | 0.34 [0.10-0.92] | 0.017 |
| eGFR (mL/min/1.73 m2) | 57.7 ± 10.8 | 56.9 ± 11.0 | 58.9 ± 10.5 | 0.153 |
The data are expressed as mean ± standard deviation, number of patients (%), or median [first-third quartiles]. AKI = acute kidney injury; ASA = American Society of Anesthesiologist Classification; COPD = chronic obstructive pulmonary disease; CRP = C-reactive protein; eGFR = estimated glomerular filtration rate.