Table 2.
Intervention variables
| Intervention (n = 681) |
Control (n = 663) |
|
|---|---|---|
| Perioperative management | ||
| ȃPreoperative administration of antibiotics | 645 (94.7) | 524 of 644 (81.4) |
| ȃUse of epidural anaesthesia | 484 (71.1) | 444 (67.0) |
| ȃArterial line set up | 578 (84.9) | 244 (36.8) |
| ȃNoradrenaline (norephinephrine) used | 586 (86.3) | 474 (71.5) |
| ȃInduction of anaesthesia | ||
| ȃȃPropofol | 501 (79.0) | 550 (83.5) |
| ȃȃKetamine | 61 (9.6) | 60 (9.1) |
| ȃȃPropofol + ketamine | 72 (11.4) | 49 (7.4) |
| ȃȃMissing | 46 | 4 |
| ȃGoal-directed fluid therapy in theatre | 527 of 679 (77.6) | –* |
| ȃAnaesthesia complication | ||
| ȃȃNo | 601 (91.6) | 573 (87.2) |
| ȃȃAspiration | 11 (1.7) | 5 (0.8) |
| ȃȃOther complication | 44 (6.7) | 79 (12.0) |
| ȃȃMissing | 25 | 6 |
| Postoperative care in recovery unit (hours) | n = 563 | n = 545 |
| ȃMean(s.d.) | 6.85(4.51) | 7.64(4.67) |
| ȃMedian (range) | 5.22 (1.53–26.85) | 5.87 (0.43– 27.07) |
| Degree of urgency | ||
| ȃEmergency | 24 (3.5) | 23 (3.5) |
| ȃWithin 2 h | 372 (54.6) | 254 (38.3) |
| ȃWithin 6 h | 285 (41.9) | 386 (58.2) |
| Time from registration to start of surgery (hours) | ||
| ȃMean(s.d.) | 3.22(1.96) | 3.80(3.36) |
| ȃMedian (range) | 2.73 (−0.52 – 17.3) | 3.03 (0.08–54.12) |
| Total duration of operation (minutes) | ||
| ȃMean(s.d.) | 94.0(48.2) | 90.7(48.8) |
| ȃMedian (range) | 84 (12–335) | 81 (20–375) |
| Perioperative care—highest competence level in operating theatre | ||
| ȃSurgeons | ||
| ȃȃRegistrar | 34 (5.0) | 56 (8.5) |
| ȃȃSpecialist | 177 (26.2) | 183 (27.7) |
| ȃȃSenior consultant | 464 (68.7) | 421 (63.8) |
| ȃȃMissing | 6 | 3 |
| ȃAnaesthetists | ||
| ȃȃRegistrar | 207 (30.5) | 253 (38.4) |
| ȃȃSpecialist | 155 (22.8) | 127 (19.3) |
| ȃȃSenior consultant | 317 (46.7) | 278 (42.2) |
| ȃȃMissing | 2 | 5 |
Values are n (%) unless otherwise indicated. *Data not available retrospectively.