Scientifically based protocols for patient selection, preoperative assessment and perioperative management of distinct processes and for the rational use of laboratory tests should be more widely used. The need for an outpatient anesthesia clinic for preoperative assessment was notable. The results of our survey indicate that better results in performance indexes are achieved in autonomous ambulatory surgery units than in integrated units. Given the possibility of defining and validating quality standards, further multicenter studies should be performed.

No abstract