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Table 2 Perioperative parameters

From: Intravenous fluid restriction after major abdominal surgery: a randomized blinded clinical trial

  Restricted group (n = 30) Standard group (n = 32) P-value
Insertion level of epidural catheter    
   -Mid-thoracic (T 6–9) 22 (73%) 25 (78%) 0.77
   -Low-thoracic (T 10–12) 3 (10%) 3 (9%) 1.0
   -Lumbar 5 (17%) 4 (13%) 0.73
Time of epidural analgesia (days) 3.3 (1.5) 3.7 (1.5) 0.41
Duration of surgical procedure (hrs) 4.3 (2.1) 4.2 (1.7) 0.83
Blood loss during procedure (ml) 450 (435 to 1089) 500 (424 to 1688) 0.65
Urine production during procedure (ml) 315 (249 to 531) 290 (248 to 529) 0.86
IV crystalloids (Ringer's Lactate)    
   1st hr (ml.kg-1 bodyweight) 20 (6.3) 19 (5.5) 0.45
   2nd etc. hrs (ml.kg-1 bodyweight) 8.3 (4.1) 9.0 (3.7) 0.52
IV colloids (HAES-Steril® 6%) (l) 0.9 (0.5) 1.1 (0.9) 0.13
Patients requiring PRC 21% 11% 0.35
  1. PRC = Packed Red Cells. Two patients in the restricted group and one in the standard group required 2 PRC units or more.
  2. Values are expressed as means (± SD) or numbers (%). For blood loss and urine production, medians with 95% Confidence Intervals are given.