Figure 1. Mean visual analog scores for postoperative pain at fixed intervals. Data are expressed as the mean +/- SD. P values comparing visual analog scores at the same time range. 1-[micro sign]g group - 1-[micro sign]g/kg neostigmine group; 2-[micro sign]g group - 2 [micro sign]g/kg neostigmine group; 4-[micro sign]g group - 4 [micro sign]g/kg neostigmine group. * P < 0.05 (analysis of variance for repeated measures, Tukey Honest analysis).