Among 47 cases of positional nystagmus, the latent periods, duration, and the incidences in directional changes disclosed no significant differences.

在阳性的47例中，其眼震潜伏期、持续期、慢相角速及指向改变的发生率，各病种间无明显差异。

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Results:There were no significant difference in haemodynamics parameter, the duration of eye opening, directional power and extubation between the 2 groups;

结果：两组患者相应时点血流动力学参数无明显改变，呼之睁眼、定向力恢复和拔管时间均无差异；

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Results:There were no significant difference in haemodynamics parameter, the duration of eye opening, directional power and extubation between the 2 groups;

结果：两组患者相应时点血流动力学参数无明显改变，呼之睁眼、定向力恢复和拔管时间均无差异；

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