NPPB and hypertensive disorder: The hazard ratio of incident hypertension (first quartile as reference) in the second, third, and fourth quartiles was 1.31 (95% CI 1.04–1.64), 1.59 (95% CI 1.29–1.98), and 1.76 (95% CI 1.42–2.18), respectively, for Sokolow–Lyon voltage, and 1.06 (95% CI 0.87–1.29), 1.26 (95% CI 1.04–1.52), and 1.49 (95% CI 1.23–1.79), respectively, for Cornell product after adjustment for age, sex, body mass index, systolic blood pressure, heart rate, eGFR, uric acid, fasting plasma glucose, LDL cholesterol, triglyceride, BNP, current smoking habit, and family history of hypertension.