对于已有一次缺血性卒中的病人来说，传统治疗强调病后保持血压在一个尽量低的水平以降低再次中风的危险。

For patients who have suffered an ischemic stroke, traditional treatment prescribes keeping subsequent blood pressure levels as low as possible to reduce the risk of another stroke.

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在分组讨论分析中，他们观察到了进一步的风险降低，即当治疗时间超过36个月时，卒中风险可降低29 %。

In subgroup analyses, an even greater reduction of risk was seen when the treatment lasted over 36 months, which resulted in a 29 percent reduced risk.

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结论：在普通人群中，卒中风险随经颅多谱勒测定的大脑中动脉血流速度增高而明显增高。

Conclusions - Risk of stroke increased strongly with increasing middle cerebral artery flow velocity as measured with transcranial Doppler in the general population.

youdao

在分组讨论分析中，他们观察到了进一步的风险降低，即当治疗时间超过36个月时，卒中风险可降低29%。

In subgroup analyses, an een greater reduction of risk was seen when the treatment lasted oer 36 months, which resulted in a 29 percent reduced risk.

youdao

在分组讨论分析中，他们观察到了进一步的风险降低，即当治疗时间超过36个月时，卒中风险可降低29%。

In subgroup analyses, an een greater reduction of risk was seen when the treatment lasted oer 36 months, which resulted in a 29 percent reduced risk.

youdao