INS and type 2 diabetes mellitus: They included ECG traits, demographics, serum electrolytes, sugars, lipids, and clinical and disease traits (T2D, HbA1C, TC, QRS, SBP, QTc, smoking, glucose, RR, potassium, LDL-C, PW, TG, BMI, DBP, insulin, stroke, HDL-C, and PR).