Heart rate variability (HRV) has been found reduced in patients with schizophrenia and depression. However, there is a lack of knowledge on how demographic, lifestyle, and pharmacological factors contribute to the reduction in HRV in these patients.

中文翻译：

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精神分裂症或抑郁症的动态心率变异性：抗胆碱能负担和其他因素的影响。

已发现精神分裂症和抑郁症患者的心率变异性 (HRV) 降低。然而，对于人口统计学、生活方式和药理学因素如何导致这些患者的 HRV 降低尚缺乏了解。