Group E Group K p Ephedrine (n.%) 0 1 (3.3%) 1.000 Intraoperative fluid (ml) 230 (155-520) 265 (160-400) 0.378 Postoperative fluid (ml) 550 (305-840) 560 (300-900) 0.717 The first voiding time *(min) 427 (262-670) 366 (240-492) 0.004 (p <0.05)

Table 4: Use of perioperative ephedrin. total intraoperative and postoperative fluid volume. the first voiding time (median; min-max).