Fig. 3. Time intervals from the end of colonoscopy until scores of 9 or 10 were reached in the Modified Post Anesthesia Discharge Scoring System (MPADSS). Data are presented as mean and SD;  vertical lines represent SDs. MPADSS-9 = end of procedure until 9 points on MPADSS; MPADSS-10 = end of procedure until 10 points in MPADSS. *  P < 0.01.