1. Paydar JA, Arcinas LA. Syncope Definition, Terminology and Classification. In: Aksu T, Morillo CA, editors. Syncope: from etiopathogenesis to new therapeutic options. 1st ed. Boca Raton: CRC Press. 2025; pp: 1-9.

2. Ballantyne BA, Raj SR. Neurally mediated syncope (Autonomically mediated syncope). In: Biaggioni I, Browning K, Fink G, Jordan J, Low PA, Paton JFR, editors. Primer on the Autonomic Nervous System. 4th ed. Academic Press. 2023; pp: 447–51.

3. Zavala R, Metais B, Tuckfield L, DelVecchio M, Aronoff S. Pediatric Syncope: A Systematic Review. Pediatr Emerg Care. 2020 Sep;36(9):442-45. https://doi.org/10.1097/pec.0000000000002149. [DOI] [PubMed]

4. Zhao T, Wang S, Wang M, Cai H, Wang Y, Xu Y, et al. Research progress on the predictive value of electrocardiographic indicators in the diagnosis and prognosis of children with vasovagal syncope. Front Cardiovasc Med. 2022 Jul;9:916770. https://doi.org/10.3389/fcvm.2022.916770. [DOI] [PubMed]

5. Hamada S, Sasaki K, Kito H, Tooyama Y, Ihara K, Aoyagi E, et al. Effect of the recording condition on the quality of a single-lead electrocardiogram. Heart Vessels. 2022 Jun;37(6):1010-26. https://doi.org/10.1007/s00380-021-01991-z. [DOI] [PubMed]

6. Wang H, Gao X, Shi Y, Wu D, Li C, Wang W. Effects of trunk posture on cardiovascular and autonomic nervous systems: A pilot study. Front Physiol. 2022 Oct;13:1009806. https://doi.org/10.3389/fphys.2022.1009806. [DOI] [PubMed]

7. Marine JE. ECG Features that suggest a potentially life-threatening arrhythmia as the cause for syncope. J Electrocardiol. 2013 Nov-Dec;46(6):561-68. https://doi.org/10.1016/j.jelectrocard.2013.07.008. [DOI] [PubMed]

8. Cheshire WP Jr, Goldstein DS. Autonomic uprising: the tilt table test in autonomic medicine. Clin Auton Res. 2019 Apr;29(2):215-30. https://doi.org/10.1007/s10286-019-00598-9. [DOI] [PubMed]

9. Freeman R, Wieling W, Axelrod FB, Benditt DG, Benarroch E, Biaggioni I, et al. Consensus statement on the definition of orthostatic hypotension, neurally mediated syncope and the postural tachycardia syndrome. Clin Auton Res. 2011 Apr;21(2):69-72. https://doi.org/10.1007/s10286-011-0119-5. [DOI] [PubMed]

10. Lahrmann H, Cortelli P, Hilz M, Mathias CJ, Struhal W, Tassinari M. EFNS guidelines on the diagnosis and management of orthostatic hypotension. Eur J Neurol. 2006 Sep;13(9):930-36. https://doi.org/10.1111/j.1468-1331.2006.01512.x. [DOI] [PubMed]

11. Blendea D, McPherson CA, Pop S, Anton FP, Crisan S, Ruskin JN. Isolated very low QRS voltage predicts response to tilt-table testing in patients with neurally mediated syncope. Pacing Clin Electrophysiol. 2019 Dec;42(12):1558-65. https://doi.org/10.1111/pace.13815. [DOI] [PubMed]

12. Aponte-Becerra L, Novak P. Tilt Test: A Review. J Clin Neurophysiol. 2021 Jul;38(4):279-86. https://doi.org/10.1097/wnp.0000000000000625. [DOI] [PubMed]

13. Patel MH, Sampath S, Kapoor A, Damani DN, Chellapuram N, Challa AB, et al. Advances in Cardiac Pacing: Arrhythmia Prediction, Prevention and Control Strategies. Front Physiol. 2021 Dec;12:783241. https://doi.org/10.3389/fphys.2021.783241. [DOI] [PubMed]

14. Hermosillo AG, Falcón JC, Márquez MF, Arteaga D, Cárdenas M. Positive head-up tilt table test in patients with the long QT syndrome. Europace. 1999 Oct;1(4):213-17. https://doi.org/10.1053/eupc.1999.0056. [DOI] [PubMed]

15. García-Civera R, Ruiz-Granell R, Morell-Cabedo S, Sanjuan-Mañez R, Ferrero A, Martínez-Brotons A, et al. Significance of tilt table testing in patients with suspected arrhythmic syncope and negative electrophysiologic study. J Cardiovasc Electrophysiol. 2005 Sep;16(9):938-42. https://doi.org/10.1111/j.1540-8167.2005.50029.x. [DOI] [PubMed]

16. Kulkarni N, Mody P, Levine BD. Abolish the Tilt Table Test for the Workup of Syncope! Circulation. 2020 Feb;141(5):335-37. https://doi.org/10.1161/circulationaha.119.043259. [DOI] [PubMed]

17. Țentea CP, Eötvös CA, Lazar RD, Paștiu G, Zehan IG, Andrei MG, et al. Electrocardiographic Patterns in Patients with Neurally Mediated Syncope. Medicina (Kaunas). 2021 Aug;57(8):808. https://doi.org/10.3390/medicina57080808. [DOI] [PubMed]

18. Wang Y, Sun Y, Zhang Q, Zhang C, Liu P, Wang Y, et al. Baseline Corrected QT Interval Dispersion Is Useful to Predict Effectiveness of Metoprolol on Pediatric Postural Tachycardia Syndrome. Front Cardiovasc Med. 2022 Jan;8:808512. https://doi.org/10.3389/fcvm.2021.808512. [DOI] [PubMed]

19. Wang SS, Yi XY, Ji Q, Wang YW, Wang C. [Change in P wave on electrocardiogram and its diagnostic value in children and adolescents with cardioinhibitory vasovagal syncope]. Zhongguo Dang Dai Er Ke Za Zhi. 2019 Nov;21(11):1084-88. https://doi.org/10.7499/j.issn.1008-8830.2019.11.006. [Article in Chinese] [DOI] [PubMed]

20. Markiewicz-Łoskot G, Kolarczyk E, Mazurek B, Łoskot M, Szydłowski L. Prolongation of Electrocardiographic T Wave Parameters Recorded during the Head-Up Tilt Table Test as Independent Markers of Syncope Severity in Children. Int J Environ Res Public Health. 2020 Sep;17(18):6441. https://doi.org/10.3390/ijerph17186441. [DOI] [PubMed]

21. Vasheghani M, Sarvghadi F, Beyranvand MR, Emami H. The relationship between QT interval indices with cardiac autonomic neuropathy in diabetic patients: a case control study. Diabetol Metab Syndr. 2020 Nov;12(1):102. https://doi.org/10.1186/s13098-020-00609-0. [DOI] [PubMed]

22. Kim JB, Hong S, Park JW, Cho DH, Park KJ, Kim BJ. Utility of corrected QT interval in orthostatic intolerance. PLoS One. 2014 Sep;9(9):e106417. https://doi.org/10.1371/journal.pone.0106417. [DOI] [PubMed]

23. Habibizadeh K, Esmaeili H, Mohammad Ali Vakili, Hosseini SM. QRS Dispersion Index During Tilt Test in Patients with Transient Loss of Consciousness. J Clinical Cardiology and Cardiovascular Interventions. 2025;8(4). https://doi.org/10.31579/2641-0419/458 [Link] [DOI]

24. Lu HR, Yan GX, Gallacher DJ. A new biomarker--index of cardiac electrophysiological balance (iCEB)--plays an important role in drug-induced cardiac arrhythmias: beyond QT-prolongation and Torsades de Pointes (TdPs). J Pharmacol Toxicol Methods. 2013 Sep-Oct;68(2):250-59. https://doi.org/10.1016/j.vascn.2013.01.003. [DOI] [PubMed]

25. Robyns T, Lu HR, Gallacher DJ, Garweg C, Ector J, Willems R, et al. Evaluation of Index of Cardio-Electrophysiological Balance (iCEB) as a New Biomarker for the Identification of Patients at Increased Arrhythmic Risk. Ann Noninvasive Electrocardiol. 2016 May;21(3):294-304. https://doi.org/10.1111/anec.12309. [DOI] [PubMed]

26. Korkmaz Y, Hayıroğlu Mİ, Selçuk M, Çiçek V, Doğan S, Atmaca MM, et al. Evaluation of cardiac-electrophysiological balance according to National Institutes of Health Stroke Scale score at admission and discharge in acute ischemic stroke patients: A pilot study. Rev Assoc Med Bras (1992). 2022 Nov;68(10):1441-46. https://doi.org/10.1590/1806-9282.20220574. [DOI] [PubMed]

27. Yücetas SC, Kaya H, Kafadar S, Kafadar H, Tibilli H, Akcay A. Evaluation of index of cardiac-electrophysiological balance in patients with subarachnoid hemorrhage. BMC Cardiovasc Disord. 2022 Nov;22(1):477. https://doi.org/10.1186/s12872-022-02924-y. [DOI] [PubMed]

28. Chávez-González E, Calero YME, Harrichand S, Mensah EB. QRS and QT Interval Modifications in Patients with Type 2 Diabetes Mellitus. Curr Health Sci J. 2022 Jul-Sep;48(3):270-76. https://doi.org/10.12865/chsj.48.03.04. [DOI] [PubMed]

29. Chávez-González E, Nodarse-Concepción A, Donoiu I, Rodríguez-González F, Puerta RC, Elizundia JMC, et al. Increased QRS duration and dispersion are associated with mechanical dyssynchrony in patients with permanent right ventricular apical pacing. Discoveries (Craiova). 2021 Jun;9(2):e128. https://doi.org/10.15190/d.2021.7. [DOI] [PubMed]

30. Mahendran S, Gupta I, Davis J, Davis AJ, Orchard JW, Orchard JJ. Comparison of methods for correcting QT interval in athletes and young people: A systematic review. Clin Cardiol. 2023 Sep;46(9):1106-15. https://doi.org/10.1002/clc.24093. [DOI] [PubMed]

31. Lin Y, Zhou F, Wang X, Guo Y, Chen W. Effect of the index of cardiac electrophysiological balance on major adverse cardiovascular events in patients with diabetes complicated with coronary heart disease. PeerJ. 2023 Oct;11:e15969. https://doi.org/10.7717/peerj.15969. [DOI] [PubMed]

32. van de Leur RR, du Pré BC, Printezi MI, Hassink RJ, Doevendans PA, van Es R, et al. Altered circadian rhythmicity of the QT interval predicts mortality in a large real-world academic hospital population. Heliyon. 2024 Dec;11(1):e41308. https://doi.org/10.1016/j.heliyon.2024.e41308. [DOI] [PubMed]

33. Bonnemeier H, Wiegand UK, Braasch W, Brandes A, Richardt G, Potratz J. Circadian profile of QT interval and QT interval variability in 172 healthy volunteers. Pacing Clin Electrophysiol. 2003 Jan;26(1P2):377-82. https://doi.org/10.1046/j.1460-9592.2003.00053.x. [DOI] [PubMed]

34. Sredniawa B, Musialik-Lydka A, Jarski P, Kalarus Z, Polonski L. Circadian and sex-dependent QT dynamics. Pacing Clin Electrophysiol. 2005 Jan;28 Suppl 1:S211-6. https://doi.org/10.1111/j.1540-8159.2005.00006.x. [DOI] [PubMed]

35. Vink AS, Clur SB, Wilde AAM, Blom NA. Effect of age and gender on the QTc-interval in healthy individuals and patients with long-QT syndrome. Trends Cardiovasc Med. 2018 Jan;28(1):64-75. https://doi.org/10.1016/j.tcm.2017.07.012. [DOI] [PubMed]

36. Vink AS, Neumann B, Lieve KVV, Sinner MF, Hofman N, El Kadi S, et al. Determination and Interpretation of the QT Interval. Circulation. 2018 Nov;138(21):2345-58. https://doi.org/10.1161/circulationaha.118.033943. [DOI] [PubMed]

37. Benatar A, Feenstra A. QT correction methods in infants and children: effects of age and gender. Ann Noninvasive Electrocardiol. 2015 Mar;20(2):119-25. https://doi.org/10.1111/anec.12200. [DOI] [PubMed]

38. Güneş Ö, Güney AY, Halil H, Akyol AK, Akyol Ö, Üçkardeş F, et al. Comparison Between Cardio-Electrophysiological Balance Index and Corrected Values in Different Age Groups Among School-Age Children. Turk J Pediatr Dis. 2024;18(6):323-28. https://doi.org/10.12956/tchd.1449621. [Link] [DOI]

39. Salden OAE, van Stipdonk AMW, den Ruijter HM, Cramer MJ, Kloosterman M, Rienstra M, et al. Heart Size Corrected Electrical Dyssynchrony and Its Impact on Sex-Specific Response to Cardiac Resynchronization Therapy. Circ Arrhythm Electrophysiol. 2021 Jan;14(1):e008452. https://doi.org/10.1161/circep.120.008452. [DOI] [PubMed]

40. Ravens U. Sex differences in cardiac electrophysiology. Can J Physiol Pharmacol. 2018 Oct;96(10):985-90. https://doi.org/10.1139/cjpp-2018-0179. [DOI] [PubMed]

41. Özdemir E, Ziyrek M, Dönmez E, Özcan S, İnce O, Çolakoğlu Gevher CZ, et al. Sodium-Glucose Cotransporter 2 Inhibitors Significantly Lower the Cardiac Electrophysiological Balance Index in Type 2 Diabetes Patients. Turk Kardiyol Dern Ars. 2025 Mar;53(2):113-19. https://doi.org/10.5543/tkda.2024.07280. [DOI] [PubMed]

42. Liu Q, Yuan X, Sheng C, Cai W, Geng X, Liu H, Song S. Effect of long-term use of antipsychotics on the ventricular repolarization index. BMC Psychiatry. 2024 Jul;24(1):505. https://doi.org/10.1186/s12888-024-05947-1. [DOI] [PubMed]

43. Lin Y, Zhou F, Wang X, Guo Y, Chen W. Effect of the index of cardiac electrophysiological balance on major adverse cardiovascular events in patients with diabetes complicated with coronary heart disease. PeerJ. 2023 Oct;11:e15969. https://doi.org/10.7717/peerj.15969. [DOI] [PubMed]