Long- and short-term blood pressure and RR-interval variability and psychosomatic distress in chronic fatigue syndrome

被引:35
作者
Duprez, DA
De Buyzere, ML
Drieghe, B
Vanhaverbeke, F
Taes, Y
Michielsen, W
Clement, DL
机构
[1] Ghent Univ Hosp, Dept Cardiol & Angiol, B-9000 Ghent, Belgium
[2] Ghent Univ Hosp, Dept Psychosomat Med, B-9000 Ghent, Belgium
关键词
blood pressure; chronic fatigue syndrome; heart rate variability; power spectral analysis; psychosomatic distress;
D O I
10.1042/cs0940057
中图分类号
R-3 [医学研究方法]; R3 [基础医学];
学科分类号
1001 ;
摘要
1. Chronic low blood pressure has been associated with fatigue and low mood, However, in the chronic fatigue syndrome (CFS) the blood pressure (BP) and heart rate profile and their variabilities have not been characterized as yet. 2. We performed office and 24h ambulatory BP recordings in 38 subjects (age, 34.8 +/- 8.0 years) who fulfilled the Holmes criteria for CFS and in 38 healthy control subjects (age 35.6 +/- 10.5 years), as well as short-term beat-to-beat BP and RR-irnterval recordings for 10 min in supine and standing position, and calculated spectral indices. 3. In CFS office (123 +/- 19/70 +/- 12 mmHg) as well as 24-h, day- and night-time blood pressure values (116 +/- 11.1/71 +/- 11.1, 121 +/- 9.2/77 +/- 8.0 and 110 +/- 10.5/65 +/- 9.2 mmHg respectively) were within reference limits. 4. Heart rate was consistently higher (P < 0.01) in CFS patients, based on both office (77 +/- 12 compared with 68 +/- 12 beats min(-1)) and 24 h ambulatory recordings (77 +/- 12 compared with 67 +/- 15 beats min(-1)). 5. In supine position, spectral indices of BP variability (total, low-frequency and high-frequency variances) were all significantly (P < 0.01) lower in CFS, In standing position the differences disappeared, Analysis of RR-interval variability could not detect major alterations in autonomic function in CFS.
引用
收藏
页码:57 / 63
页数:7
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