Objective To explore the changes on autonomic nervous function of the patients with different Traditional Chinese medicine syndrome types.Methods The cases of anxiety or depressive diseases were divided into different types according to traditional Chinese medicine syndrome types,and then heart rate variability(HRV) were tested and compared with normal controls.Results Indicators of time or frequency of heart rate variability(HRV) in anxiety or depressive disease patients with Gan-Yu-Tan-Zu Zheng or Xin-Pi-Liang-Xu Zheng or Gan-Yu-Qi-Zhi Zheng were lower than those of controls group,especially in parasympathetic nervous.The abever disorders of the patients with Gan-Yu-Tan-Zu Zheng or Gan-Yu-Qi-Zhi Zheng was more significant than those in patients with Xin-Pi-Liang-Xu Zheng.Conclusions The autonomic nervous function of anxiety or depressive diseases with Gan-Yu-Tan-Zu Zheng or Xin-Pi-Liang-Xu Zheng or Gan-Yu-Qi-Zhi Zheng is disordered and their HRV of was lower than that of control(P