Table 2 Endpoints of the study in propensity score matched patients
Variable | Rehydrated group (n = 85) | Non-rehydrated group (n = 85) | Median difference (95%CI) | P Value |
|---|---|---|---|---|
Primary endpoint | ||||
 Intraoperative hypotension a, % | 3.0 (0.2 to 12.2) | 3.8 (0.0 to 14.2) | 0.0 (−1.2 to 0.8) | 0.909 |
Secondary endpoints | ||||
 Other perioperative hemodynamic parameters | ||||
  Total equivalent dose of catecholamine b, mg | 2.7 (0.0–71.7) | 0.0 (0.0–38.5) | 0.0 (0.0 to 0.0) | 0.563 |
  Volume of intraoperative fluids, ml | 2800 (2000 to 5300) | 3400 (2200 to 4650) | − 250 (−800 to 300) | 0.358 |
  Intraoperative tachycardia c, % | 3.0 (0.2 to 12.2) | 4.3 (0.0 to 14.2) | 0.0 (−1.2 to 0.8) | 0.641 |
  Intraoperative hypertension d, % | 7.9 (1.8–18.4) | 7.1 (1.7–16.8) | 0.4 (−1.6 to 3.5) | 0.629 |
  Postoperative hypotension e | 22 (25.9%) | 21 (24.7%) |  | 0.860 |
 Postoperative diuretics use | 12 (14.1%) | 9 (10.6%) |  | 0.484 |
 Early outcome during hospitalization | ||||
  ICU admission | 58 (68.2%) | 56 (65.9%) |  | 0.744 |
  MV in ICU | 46 (54.1%) | 37 (43.5%) |  | 0.167 |
  Occurrence of complications | 13 (15.3%) | 7 (8.2%) |  | 0.153 |
  In-hospital death | 1 (1.2%) | 0 (0.0%) |  | > 0.999 |
  DOHS, days | 14.0 (8.5 to 20.5) | 13.0 (8.0 to 20.5) | 1.0 (−2.0 to 3.0) | 0.563 |