Sedation improves the quality of endoscopic digestive procedures as well as patient and endoscopist satisfaction. In the last decade there has been a considerable increase in the use of supervised nurse-administered propofol sedation (NAPS) and the incorporation of anesthesiologists to the digestive endoscopy units in western countries. Clinical practice guidelines indicate the absence of prospective cost-effectiveness studies comparing NAPS vs. anaesthesiologist-administered sedation with propofol (AAP) in this type of procedures, nevertheless emphasize that AAP at low anesthetic risk patients would be inefficient.
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