Ambulatory electrocardiographic markers predict serious cardiac events in patients with chronic kidney disease: The Japanese Noninvasive Electrocardiographic Risk Stratification of Sudden Cardiac Death in Chronic Kidney Disease (JANIES-CKD) study.

"CONFLICT OF INTEREST The authors have stated explicitly that there are no conflicts of interest in connection with this article."

"The first author (K.H.) would like to express his gratitude and appreciation for his advisor, Hiroaki Shimabukuro, who has been an exceptional mentor, encouraging the author throughout this study. The JANIES study was supported, in part, by a Grant‐in‐aid for Scientific Research (JSPS KAKENHI) [grant numbers 21590909, 24591074, and 15K09103] from the Japanese Society of Promotion of Science."

"The study was conducted in accordance with the Declaration of Helsinki and was approved by the Competent Authorities and Ethics Committees of the participating centers. Written informed consent was obtained from all patients. The JANIES study was approved by the Ethics Committee of Toho University Omori Medical Center (approval number 23‐135) and registered in the UMIN Clinical Trials Registry (UMIN000007683)."