术前焦虑程度与术中丙泊酚血浆和效应室靶浓度相关性的研究

被引:6
作者
倪诚 [1 ]
郭向阳 [1 ]
张利萍 [1 ]
吴任刚 [2 ]
王军 [1 ]
李民 [1 ]
王云 [3 ]
吴长毅 [1 ]
机构
[1] 北京大学第三医院麻醉科
[2] 北京大学医学部医学心理学教研室
[3] 首都医科大学附属北京朝阳医院麻醉科
关键词
术前焦虑; 靶控输注; 丙泊酚;
D O I
暂无
中图分类号
R614 [麻醉学];
学科分类号
100217 ;
摘要
目的研究术前焦虑程度与麻醉过程中丙泊酚血浆和效应室靶浓度的相关性,并观察何种焦虑评估系统更适合在围术期应用。方法择期行膝关节镜手术患者60例,ASAⅠ级,术前30min采用状态-特质焦虑问卷(STAI)、Zung焦虑自评量表和VAS焦虑评分法评估患者的术前焦虑程度。采用椎管内阻滞,至麻醉平面固定于T10后,开始丙泊酚靶控输注(TCI),血浆浓度从1.5μg/ml开始,每30秒增加0.5μg/ml,至OAA/S评分达到2分时记为意识消失时点,记录BIS、丙泊酚血浆和效应室靶浓度(Cp1和Ce1)。继续丙泊酚TCI30min,维持BIS于50左右,每5分钟记录丙泊酚血浆和效应室靶浓度,并分别计算平均值(Cp2和Ce2)。结果状态焦虑(SAI)评分、特质焦虑(TAI)评分、Zung评分、VAS评分和Cp1、Ce1之间存在正相关(P<0.05或P<0.01),SAI评分、TAI评分、Zung评分和患者意识消失时的BIS值之间存在负相关(P<0.05),TAI评分和Cp2、Ce2之间存在正相关(P<0.01),VAS评分和Ce2之间存在正相关(P<0.05)。SAI评分对Cp1、Ce1的贡献率分别为13.10%、11.76%,TAI评分对Cp2、Ce2的贡献率分别为15.05%、14.98%。SAI评分低、中度患者的Cp1和Ce1值低于重度患者,TAI评分低、中度患者的Cp2和Ce2低于重度患者。结论患者的术前焦虑程度与麻醉诱导和维持时丙泊酚的血浆和效应室靶浓度均存在中度相关性;STAI更适合在围术期应用,其中SAI评分适合预测诱导时的丙泊酚靶浓度,TAI评分适合预测麻醉维持过程中的丙泊酚靶浓度。
引用
收藏
页码:1149 / 1152
页数:4
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