Table 1.

Results of our feasibility pilot study.

Variable	Restrictive (n=41)	Liberal (n=41)	p Value
Patient age, years	65 (12)	67 (12)	−
Intravenous fluid (crystalloid+colloid), mL
Intraoperative	1746 (748)	2730 (1309)	<0.001
Total at 24 hour postoperative	3167 (1625)	5133 (2138)	<0.001
Postoperative
Haemoglobin, g/L	110 (18)	101 (17)	0.014
Albumin, g/L	31 (6.7)	27 (7.0)	0.030
C reactive protein, mg/L	108 (80)	128 (75)	0.33
QoR-40 score	159 (20)	154 (26)	0.34
Median (IQR) ICU stay, h	0 (0–15)	0 (0–19)	0.86
Median (IQR) hospital stay, days	8.1 (5.6–14)	8.4 (6.9–16)	0.30

Mean (SD) unless otherwise specified.

ICU, intensive care unit; IQR, interquartile range; QoR-40, 40-item quality of recovery scale (range 0 [very poor] to 200 [excellent recovery])⁵⁰.