Brief Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. May 21, 2009; 15(19): 2376-2380
Published online May 21, 2009. doi: 10.3748/wjg.15.2376
Figure 2
Figure 2 Meperidine required for LC patients in the LA and control groups. aP < 0.05 when compared with the respective patient group at each time point after surgery, compared with the respective patient group before surgery. Significant difference was noted between the LA and control groups at 1 h after surgery. All data were presented as mean ± SD.