 The data were analyzed using the Statistical Package for Social Sciences SPSS for Windows, version 19.0 SPSS Inc. Chicago, IL, USA, having the following variables: a dependents occurrence of adverse events in 24 hours following procedure; occurrence of intraoperative adverse events; childs Behavior and b independents gender; age; weight; dose of oral sedatives; need for physical restraint; duration of the session; recovery time; heart rate; oxygen saturation. 