Table 4.
Clinical and perioperative parameters by postoperative hypotension.
| Postoperative hypotension |
||||
|---|---|---|---|---|
| Variable |
All (n = 96) |
No (n = 49) |
Yes (n = 47) |
P |
| Male, Female (%) | 96 | 30 (61.2), 19 (38.8) | 20 (42.6), 27 (57.4) | 0.102 |
| Multifocal disease: No, Yes (%) | 96 | 35 (71.4), 14 (28.6) | 25 (53.2), 22 (46.8) | 0.091 |
| Metastasis: No, Yes (%) | 96 | 22 (44.9), 27 (55.1) | 16 (34.0), 31 (66.0) | 0.303 |
| Biochemically active: No, Yes (%) | 96 | 9 (18.4), 40 (81.6) | 10 (21.3), 37 (78.7) | 0.269 |
| α-Blockade: No, Yes (%) | 96 | 5 (10.2), 44 (89.8) | 4 (8.5), 43 (91.5) | 1.000 |
| Nonselective α-blockade, Selective α-blockade (%) | 89 | 36 (81.8), 8 (18.2) | 35 (77.8), 10 (22.2) | 0.793 |
| β-Blockade: No, Yes (%) | 96 | 19 (38.8), 30 (61.2) | 7 (14.9), 40 (85.1) | 0.011 |
| Metyrosine: No, Yes (%) | 95 | 24 (50.0), 24 (50.0) | 24 (51.1), 23 (48.9) | 1.000 |
| Calcium channel blocker: No, Yes (%) | 96 | 39 (79.6), 10 (20.4) | 36 (76.6), 11 (23.4) | 0.807 |
| ACEI: No, Yes (%) | 96 | 45 (91.8), 4 (8.1) | 45 (95.7), 2 (4.3) | 0.678 |
| Preoperative IV hydration: No, Yes (%) | 96 | 6 (12.2), 43 (87.8) | 5 (10.6), 42 (89.4) | 1.000 |
| Reoperative case: No, Yes (%) | 96 | 18 (36.7), 31 (63.3) | 16 (34.0), 31 (66.0) | 0.833 |
| Mechanical bowel preparation: No, Yes (%) | 96 | 14 (28.6), 35 (71.4) | 8 (17.0), 39 (83.0) | 0.227 |
| Transfusion: No, Yes (%) | 95 | 39 (81.3), 9 (18.8) | 40 (85.1), 7 (14.9) | 0.785 |
| IO hypotension (MAP ≤ 60 mmHg): No, Yes (%) | 85 | 14 (35.0), 26 (65.0) | 9 (20.0), 36 (80.0) | 0.146 |
| Postoperative vasopressors: No, Yes (%) | 94 | 46 (97.9), 1 (2.1) | 36 (76.6), 11 (23.4) | 0.004 |
| EA: No, Yes (%) | 96 | 21 (42.9), 28(57.1) | 7 (14.9), 40 (85.1) | 0.003 |
| EA stopped for postoperative hypotension: No, Yes (%) | 95 | 48 (100.0), 0 (0.0) | 38 (80.9), 9 (19.1) | 0.007 |
| Postoperative hypoxia: No, Yes (%) | 92 | 37 (78.7), 10 (21.3) | 36 (80.0), 9 (20.0) | 1.000 |
| Postoperative diuretics: No, Yes (%) | 96 | 40 (81.6), 9 (18.4) | 33 (70.2), 14 (29.8) | 0.235 |
ACEI, angiotensin-converting-enzyme inhibitor; IO, intraoperative; IV, intravenous; MAP, mean arterial pressure. Bold indicates statistical significance, P<0.05.