The carotid arteries intima-media thickness(IMT)and resistent index(RI)in high risk factors groups were higher than that in low risk factors groups(P<0.05).
高危险因素组颈动脉内-中膜厚度（IMT）、阻力指数（RI）明显大于低危险因素组（P<0.05）；
But resistive index (RI) and pulsatile index (PI) were markedly higher in cirrhotic patients with ascites than that in cirrhotic patients without ascites and that in the control group (P<0.01).
但肝硬化腹水组肾动脉阻力指数（RI）和搏动指数（PI）均显著高于其余两组（P<0.01）。
Renal artery velocity, volume and RI had also no difference( P >0 05).
肾动脉流速、流量及其阻力指数与正常人比较无统计学意义（P＞0．05）。
The group of severe preeclampsia SRA PI, RI and S/D values than the control group and the mild and moderate PIH group were significantly higher, the difference was significant(P<0.01).
⑶重度子痫前期组SRAPI、RI和S/D值较对照组及轻度妊高征组、轻度子痫前期组均明显升高，具有显著性差异（P〈0.01）。
The value of OI, RI, Lac of all patients was different with that of baseline (P<0.05).
结果：两组患者基础情况、围术期一般血流动力学和液体出入量等数据不存在明显差异（P>0.05）。
The value of OI, RI, Lac of all patients was different with that of baseline (P<0.05).
结果：两组患者基础情况、围术期一般血流动力学和液体出入量等数据不存在明显差异（P>0.05）。
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