Fig. 4From: Effects of perioperative goal-directed fluid therapy combined with the application of alpha-1 adrenergic agonists on postoperative outcomes: a systematic review and meta-analysisMeta-analysis and pooled risk ratio (RR) of the effect of goal-directed fluid therapy (GDFT) combined with alpha-1 adrenergic agonists on the length of hospital stay (LOS) after noncardiac surgeryBack to article page