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@article{1348322, author = {Kubičková, Alena and Kozumplík, Jiří and Nováková, Zuzana and Plachý, Martin and Jurák, Pavel and Lipoldová, Jolana}, article_location = {Philadelphia}, article_number = {1}, doi = {http://dx.doi.org/10.1016/j.jelectrocard.2015.11.004}, keywords = {heart rate variability; metabolic syndrome; Poincare plot; tilt table test; controlled breathing}, language = {eng}, issn = {0022-0736}, journal = {Journal of Electrocardiology}, title = {Heart rate variability analysed by Poincaré plot in patients with metabolic syndrome}, volume = {49}, year = {2016} }
TY - JOUR ID - 1348322 AU - Kubičková, Alena - Kozumplík, Jiří - Nováková, Zuzana - Plachý, Martin - Jurák, Pavel - Lipoldová, Jolana PY - 2016 TI - Heart rate variability analysed by Poincaré plot in patients with metabolic syndrome JF - Journal of Electrocardiology VL - 49 IS - 1 SP - 23-28 EP - 23-28 PB - Churchill Livingstone SN - 00220736 KW - heart rate variability KW - metabolic syndrome KW - Poincare plot KW - tilt table test KW - controlled breathing N2 - Introduction: The SD1 and SD2 indexes (standard deviations in two orthogonal directions of the Poincare plot) carry similar information to the spectral density power of the high and low frequency bands but have the advantage of easier calculation and lesser stationarity dependence. Methods: ECG signals from metabolic syndrome (MetS) and control group patients during tilt table test under controlled breathing (20 breaths/minute) were obtained. SD1, SD2, SDRR (standard deviation of RR intervals) and RMSSD (root mean square of successive differences of RR intervals) were evaluated for 31 control group and 33 MetS subjects. Results: Statistically significant lower values were observed in MetS patients in supine position (SDI: p = 0.03, SD2: p = 0.002, SDRR: p = 0.006, RMSSD: p = 0.01) and during tilt (SD2: p = 0.004, SDRR: p = 0.007). Conclusion: SD1 and SD2 combining the advantages of time and frequency domain methods, distinguish successfully between MetS and control subjects. (C) 2016 Elsevier Inc. All rights reserved ER -
KUBIČKOVÁ, Alena, Jiří KOZUMPLÍK, Zuzana NOVÁKOVÁ, Martin PLACHÝ, Pavel JURÁK a Jolana LIPOLDOVÁ. Heart rate variability analysed by Poincaré plot in patients with metabolic syndrome. \textit{Journal of Electrocardiology}. Philadelphia: Churchill Livingstone, 2016, roč.~49, č.~1, s.~23-28. ISSN~0022-0736. Dostupné z: https://dx.doi.org/10.1016/j.jelectrocard.2015.11.004.
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