ABC | Volume 113, Nº4, October 2019

Original Article Sánchez-Hechavarría et al. Inequality in HRV spectrum for evaluation of mental stress Arq Bras Cardiol. 2019; 113(4):725-733 13. Vuksanovic V, Gal V. Heart rate variability in mental stress aloud. Med Eng Phys. 2007;29(3):344-9. 14. BernardiL,Wdowczyk-SzulcJ,ValentiC,CastoldiS,PassinoC,SpadaciniG,etal. Effectsofcontrolledbreathing,mentalactivityandmentalstresswithorwithout verbalization on heart rate variability. J AmColl Cardiol. 2000;35(6):1462-9. 15. Sloan RP, Korten JB, Myers MM. Components of heart rate reactivity during mental arithmetic with and without speaking. Physiol Behav. 1991;50(5):1039-45. 16. LindenW. What do arithmetic stress tests measure? Protocol variations and cardiovascular responses. Psychophysiology. 1991;28(1):91-102. 17. HidakaO, Yanagi M, Takada K. Mental stress-induced physiological changes in the human masseter muscle. J Dent Res. 2004;83(3):227-31. 18. Ushiyama K, Ogawa T, Ishii M, Ajisaka R, Sugishita Y, Ito I. Physiologic neuroendocrine arousal by mental arithmetic stress test in healthy subjects. Am J Cardiol. 1991;67(1):101-3. 19. Manikandan MS, Soman KP. A novel method for detecting R-peaks in electrocardiogram (ECG) signal. Biomed Signal Process Control. 2012;7(2):118-28. 20. Mitov IP. A method for assessment and processing of biomedical signals containing trend and periodic components. Med Eng Phys. 1998;20(9):660-8. 21. Ramshur JT. Design, evaluation, and application of heart rate variability analysis software (HRVAS) [thesis]. Tennessee: University of Memphis; 2010. 22. Tarvainen MP, Lipponen J, Niskanen JP, Ranta-aho PO. Kubios HRV User’s guide [internet]. Finland: Kubios; 2019 [citado 15 jul 2019]. Disponível em: https://www.kubios.com/downloads/Kubios_HRV_Users_Guide.pdf. 23. Cysarz D, Zerm R, Bettermann H, Frühwirth M, Moser M, Kröz M. Comparison of respiratory rates derived from heart rate variability, ECG amplitude, and nasal/oral airflow. Ann Biomed Eng. 2008;36(12):2085-94. 24. BergerRD,AkselrodS,GordonD,CohenRJ.Anefficientalgorithmforspectral analysis of heart rate variability. IEEE Trans Biomed Eng. 1986;33(9):900-4. 25. Sen A. On economic inequality. Oxford: Oxford University Press; 1973. 26. You KJ, Noh GJ, Shin HC. Spectral Gini index for quantifying the depth of consciousness. computational intelligence and neuroscience. Comput Intell Neurosci. 2016;2016:2304356. 27. QuintanaDS. Statistical considerations for reporting and planning heart rate variability case-control studies. Psychophysiology. 2017;54(3):344-9. 28. Varadhan R, Chaves PH, Lipsitz LA, Stein PK, Tian J, Windham BG, et al. Frailty and impaired cardiac autonomic control: new insights fromprincipal components aggregation of traditional heart rate variability indices. J Gerontol A Biol Sci Med Sci. 2009:64(6):682-7. 29. Ruediger H, Seibt R, Scheuch K, Krause M, Alam S. Sympathetic and parasympathetic activation in heart rate variability in male hypertensive patients under mental stress. J HumHypertens. 2004;18(5):307-15. 30. Ghiya S, Lee CM. Influence of alternate nostril breathing on heart rate variability in non-practitioners of yogic breathing. Int J Yoga. 2012;5(1):66-9. 31. Roach D, Sheldon R. Origins of the power of the low frequency heart rate variability bandwidth. J Electrocardiol. 2018;51(3):422-7. 32. Reyes del Paso GA, Langewitz W, Mulder LJ, Van Roon A, Duschek S. The utility of low frequency heart rate variability as an index of sympathetic cardiac tone: a review with emphasis on a reanalysis of previous studies. Psychophysiology. 2013;50(5):477-87. 33. Vaschillo EG, Vaschillo B, Buckman JF, Heiss S, Singh G, Bates ME. Early signs of cardiovascular dysregulation in young adult binge drinkers. Psychophysiology. 2018;55(5):e13036. 34. BatesME,Buckman JF,VaschilloEG,FonoberovVA,FonoberovaM,Vaschillo B, et al. The redistribution of power: neurocardiac signaling, alcohol and gender. PLoS One. 2011:6(12):e28281. 732

RkJQdWJsaXNoZXIy MjM4Mjg=