Joseph Cotler, Ben Z Katz, Corine Reurts-Post, Ruud Vermeulen, Leonard A Jason
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引用次数: 2
Abstract
Background: Past research has found high rates of hyperventilation in patients with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS), but hyperventilation can be influenced by psychological factors. Clinical respiratory rates have been less frequently assessed.
Aim: This study aimed to identify the predictors of rapid respiratory rates in patients referred to an outpatient clinic specializing in ME/CFS.
Methods: Adults (n = 216) referred to an outpatient clinic specializing in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) participated in a two-day cardiopulmonary exercise test. As part of that evaluation, subjects had resting respiratory rates measured on two consecutive days. The current study used questionnaires to assess the relationship between tachypnea (rapid respiratory rates) and a variety of domains including post-exertional malaise (PEM), a common complaint in patients with ME/CFS, and psychiatric/somatic symptoms, using hierarchical logistic regression analysis.
Results: PEM was a significant predictor of tachypnea, while psychological/somatic assessments and sedentary behaviors were not significantly predictive of tachypnea.
Conclusions: These findings suggest that respiratory rate may be useful as an objective clinical metric of PEM, and potentially ME/CFS.
期刊介绍:
Fatigue: Biomedicine, Health and Behavior is an international, interdisciplinary journal that addresses the symptom of fatigue in medical illnesses, behavioral disorders, and specific environmental conditions. These broadly conceived domains, all housed in one journal, are intended to advance research on causation, pathophysiology, assessment, and treatment. The list of topics covered in Fatigue will include fatigue in diseases including cancer, autoimmune diseases, multiple sclerosis, pain conditions, mood disorders, and circulatory diseases. The journal will also publish papers on chronic fatigue syndrome, fibromyalgia and related illnesses. In addition, submissions on specific issues involving fatigue in sleep, aging, exercise and sport, and occupations are welcomed. More generally, the journal will publish on the biology, physiology and psychosocial aspects of fatigue. The Editor also welcomes new topics such as clinical fatigue education in medical schools and public health policy with respect to fatigue.