A Size and structure of VLDL and IDL. B Metabolic health status of MHNW with IDL-PN below the 75th percentile (n = 526) and above the 75th percentile (n = 175) at the follow-up examination. C Metabolic health status of MHO with VLDL-CH below the 25th percentile (n = 92) and above the 25th percentile (n = 285) at the follow-up examination. IDL, intermediate-density lipoprotein; VLDL, very low-density lipoprotein; SM, sphingomyelin; PC, phosphatidylcholine; Lyso-PC, lysophosphatidylcholine; TG, triglyceride; CE, cholesteryl ester; FC, free cholesteryl; MHNW, metabolically healthy normal weight; MUNW, metabolically unhealthy normal weight; MHO, metabolically healthy overweight/obesity; MUO, metabolically unhealthy overweight/obesity; MHNW→MHNW, remaining in MHNW; MHNW→MHO, MHNW transition to MHO; MHNW→MUNW, MHNW transition to MUNW; MHNW→MUO, MHNW transition to MUO; MHO→MHNW, MHO transition to MHNW; MHO→MHO, remaining in MHO; MHO→MUNW, MHO transition to MUNW; MHO→MUO, MHO transition to MUO; IDL-PN, intermediate-density lipoprotein particle numbers; VLDL-CH, very low-density lipoprotein cholesterol