A, Risk of AF according to MetS status changes by age groups. B, Risk of AF according to waist circumference status changes by age groups. C, Risk of AF according to blood pressure (BP) status changes by age groups. D, Risk of AF according to fasting glucose status changes by age groups. E, Risk of AF according to triglyceride status changes by age groups. F, Risk of AF according to high‐density lipoprotein cholesterol (HDL‐C) status changes by age groups. †The definition of each divided group (HH, HM, MH, MM) same as Figure 2. ‡Subjects stratified into four groups according to the change of relevant component of metabolic syndrome as follows: UU, metabolically unhealthy of relevant component in both checkups; UH, metabolically unhealthy of relevant component in the first exam but changed to healthy in the second checkup; HU, metabolically healthy of relevant component in the first exam but changed to unhealthy in the second checkup; and HH, metabolically healthy of relevant component in both checkups. AF, atrial fibrillation; BP, blood pressure; HDL, high‐density lipoprotein cholesterol; MetS, metabolic syndrome; TG, triglyceride.