rm -rf
rm -rf-
Results There were no significant difference between group RM and group RF in VAS scales and modified Bromage degree , but the incidences of nausea and vomiting and urinary retention in group RM were obviously higher than in group RF ( P < 0.05 ) .
结果使用镇痛泵后各时段VAS评分、改良Bromage分级2组间无明显差异（P>0.05），RM组恶心呕吐、尿潴留发生率明显高于RF组（P<0.05）。