variability

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variability

a characteristic of SERVICES, namely that being delivered by people, the standard of their performance is open to variation.
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References in periodicals archive ?
(2016) Detailed heart rate variability analysis in athletes.
Alteration of heart rate variability in patients of depression.
Heart rate variability is a predictor of mortality in chronic kidney disease: A report from the CRIC study.
Low heart rate variability, which indicates autonomic nervous system imbalance, was significantly associated with metabolic syndrome, according to a 2015 study that used data from the offspring cohort (n=1143) of the Framingham Heart Study.
Linear and nonlinear analyses of heart rate variability: a minireview, Cardiovascular Research 31: 371.
[17] Lu G, Yang F, Taylor J A and Stein J F 2009 A comparison of photoplethysmography and ECG recording to analyse heart rate variability in healthy subjects J.
Twenty-four hour-rhythm Holter examination and heart rate variability: Twenty four-hour recording was performed using three channel rhythm Holter device (Del Mar Reynolds Impresario Solo).
Thus, we assume that the outdoor temperature and duration of its exposure on human are the main factors affecting the regulation of the heart rate variability among men in the winter.
"We hypothesized that higher heart rate variability would predict longer survival in patients with MRBC [metastatic or recurrent breast cancer]," he said.
Short-term heart rate variability and factors modifying the risk of coronary artery disease in a population sample.
Obesity and insulin resistance are disorders of body energy balance and several previous studies find both are associated with autonomic dysfunction measured as various parameters of heart rate variability [3-6].