From: Perioperative transfusion threshold and ambulation after hip revision surgery – a randomized trial
Restrictive group (n = 33) | Liberal group (n = 33) | P-value | |
---|---|---|---|
Surgery | |||
Type of surgery, no. (%) | |||
Total revision | 13 (43) | 15 (45.5) | 0.05 |
Acetabular component revision | 9 (30) | 15 (45.5) | |
Femoral component revision | 6 (20) | 2 (6) | |
Other | 2 (7) | 1 (3) | |
Type of anesthesia, no. (%) | |||
General anaesthesia | 26 (87) | 31 (94) | 0.41 |
Spinal anaesthesia | 4 (13) | 2 (6) | |
Pain management, no. (%) | |||
Femoral nerve block | 2 (7) | 1 (3) | 0.60 |
Local infiltration analgesia with catheter | 2 (7) | 1 (3) | 0.60 |
Local infiltration analgesia without catheter | 8 (27) | 10 (30) | 0.79 |
Epidural as postoperative pain management | 11 (33) | 17 (52) | 0.31 |
Blood loss during surgery, mL | 575 (150–2300) | 900 (200–2900) | 0.10 |
Urinary output during surgery, mL | 340 (76–975) | 300 (65–1000) | 0.84 |
Fluids given during surgery, mL 1 | |||
Red Blood Cells | 0 (0–490) | 0 (0–980) | 0.05 |
Crystalloids | 1500 (500–3500) | 1500 (300–3100) | 0.64 |
Colloids | 500 (0–1500) | 750 (0–2000) | 0.11 |
Last Hb measured during surgery, g/dL | 9.9 (6.5-12.8) | 10.4 (8.3-12.9) | 0.31 |
Post Anaesthesia Care Unit (PACU) 1 | |||
Blood loss in drain if used, mL | 150 (0–700) | 150 (0–500) | 0.73 |
Urinary output during stay at PACU, mL | 121 (49–190) | 260 (45–1000) | 0.70 |
Transfusions of red blood cells in PACU, mL | 0 (0–245) | 0 (0–245) | 0.43 |
Crystalloids given in PACU, mL | 700 (200–1200) | 1000 (200–2400) | 0.03 |
Colloids given in PACU, mL | 0 (0–500) | 0 (0–500) | 0.93 |
Haemoglobin concentration at discharge from PACU, g/dL | 9.9 (7.9-12.0) | 10.2 (8.9-14.4) | 0.16 |
Postoperative period | |||
Crystalloids given, mL | 0 (0–4000) | 500 (0–4000) | 0.66 |
Colloids given, mL | 0 (0–500) | 0 (0–1500) | 0.25 |
Total perioperative transfusions of red blood cells, mL | 0 (0–1470) | 245 (0–1225) | 0.22 |
Total number of patients transfused, no. (%) | 11 (37) | 16 (48) | 0.32 |