结论：PD患者存在一定的自主神经功能损害，SSR可作为判断PD患者的自主神经功能的参考指标。

Conclusion: the PD patients have autonomic nerve dysfunction. SSR test can be used as an index to appraise the autonomic nerve function of PD patients in clinical diagnosis and treatment.

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结论老年chf患者存在着严重的自主神经功能受损和失衡，且与心功能损害程度密切相关。

Conclusions There exist severe injuries and imbalances of autonomous nervous system in elderly patients with CHF, and they were closely correlative with the degrees of heart function damage.

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