Table 1a.
Distribution of demographic and prognostic characteristics among bladder cancer patients who underwent cystectomy, by measured level of preoperative albumin
| Preoperative albumin < 3.5 n (%) |
Preoperative albumin >= 3.5 n (%) |
p-value | ||
|---|---|---|---|---|
| Sexa | Male | 65 (64) | 465 (79) | <0.01 |
| Female | 37 (36) | 122 (21) | ||
| Raceb | African American | 13 (14) | 24 (4) | <0.01 |
| Hispanic | 1 (1) | 14 (3) | ||
| Other | 0 (0) | 5 (0.9) | ||
| White | 78 (85) | 506 (92) | ||
| Resident presence in ORc | Yes | 65 (71) | 390 (74) | 0.57 |
| No | 26 (29) | 135 (26) | ||
| Level of resident surgeon in ORd | No resident | 22 (27) | 92 (21) | 0.02 |
| PGY 1 | 3 (4) | 5 (1) | ||
| PGY 2 | 3 (4) | 10 (2) | ||
| PGY 3 | 5 (6) | 27 (6) | ||
| PGY 4 | 13 (16) | 55 (12) | ||
| PGY 5 | 20 (24) | 88 (20) | ||
| PGY 6+ | 17 (20) | 171 (38) | ||
| Year of operatione | 2005, 2006, 2007, 2008, or 2009 | 34 (33) | 151 (26) | 0.11 |
| 2010, 2011, or 2012 | 68 (67) | 438 (74) | ||
| Diabetes mellitus treated with oral agents or insuline | Diabetic treated with insulin | 7 (7) | 27 (5) | 0.60 |
| Diabetic treated with oral agents | 13 (13) | 84 (14) | ||
| Not diabetic | 82 (80) | 478 (81) | ||
| Smoker in past yeare | Yes | 32 (31) | 145 (25) | 0.15 |
| No | 70 (69) | 444 (75) | ||
| More than 2 alcoholic drinks in 2 weeks prior to admissione | Yes | 5 (5) | 26 (4) | 0.83 |
| No | 97 (95) | 563 (96) | ||
| Functional statuse | At least partially dependent | 9 (9) | 7 (1) | <0.01 |
| Independent | 93 (91) | 582 (99) | ||
| One or more pulmonary comorbidities (dyspnea, ventilator dependence, COPD, and/or pneumonia)e | Yes | 23 (23) | 91 (15) | 0.07 |
| No | 79 (77) | 498 (85) | ||
| One or more cardiac comorbidities (CHF, MI, angina, PCI, and/or previous cardiac surgery)e | Yes | 16 (16) | 98 (17) | 0.81 |
| No | 86 (84) | 491 (83) | ||
| Hypertension requiring medicatione | Yes | 61 (60) | 346 (59) | 0.84 |
| No | 41 (40) | 243 (41) | ||
| Preoperative acute renal failuree | Yes | 6 (6) | 4 (0.7) | <0.01 |
| No | 96 (94) | 585 (99) | ||
| Preoperative dialysise | Yes | 0 (0) | 2 (0.3) | 0.56 |
| No | 102 (100) | 587 (100) | ||
| One or more vascular comorbidities (revascularization and/or rest pain)e | Yes | 1 (1) | 8 (1) | 0.76 |
| No | 101 (99) | 581 (99) | ||
| One or more neurological comorbidities (coma, hemiplegia, TIA, CVA with neurological deficit, CVA without neurological deficit, tumor involving CNS, paraplegia, and/or quadriplegia)e | Yes | 8 (8) | 29 (5) | 0.23 |
| No | 94 (92) | 560 (95) | ||
| Steroid use for chronic conditione | Yes | 2 (2) | 20 (3) | 0.45 |
| No | 100 (98) | 569 (97) | ||
| Greater than 10% loss in body weight in the last 6 monthse | Yes | 5 (5) | 21 (4) | 0.51 |
| No | 97 (95) | 568 (96) | ||
| Bleeding disordere | Yes | 5 (5) | 22 (4) | 0.57 |
| No | 97 (95) | 567 (96) | ||
| Radiotherapy for malignancy in last 90 dayse | Yes | 3 (3) | 1 (0.2) | <0.01 |
| No | 99 (97) | 588 (100) | ||
| Prior operation within 30 daysf | Yes | 9 (9) | 37 (6) | 0.33 |
| No | 92 (91) | 550 (94) | ||
| ASA classificatione | ASA 1 and 2 | 13 (13) | 139 (24) | 0.01 |
| ASA 3, 4 and 5 | 89 (87) | 450 (76) | ||
| Transfused more than 4 units pRBCs in 72 hours prior to surgerye | Yes | 8 (8) | 8 (1) | <0.01 |
| No | 94 (92) | 581 (99) | ||
| Preoperative albumin < 3.0 (median [IQR]) |
Preoperative albumin >= 3.0 (median [IQR]) |
|||
| Age (years)g | 70 (61–78) | 68 (61–76) | 0.31 | |
| Operative time (min) | 312 (247–426) | 329 (258–423) | 0.32 | |
| BMIh | 26.0 (23.0–30.2) | 27.9 (24.5–31.6) | <0.01 |
a
Missing=524
b
Missing=572
c
Missing=597
d
Missing=682
e
Missing=522
f
Missing=525
g
Missing 4 from Preoperative albumin >= 3.5 category
h
Missing 2 from Preoperative albumin < 3.5 category and 4 from Preoperative albumin >= 3.5 category