Serum 25-hydroxyvitamin D and metabolic syndrome: a large cross-section study with dose response analysis in a health screening population (opens in new tab)

BackgroundThe association between serum 25-hydroxyvitamin D [25(OH)D] and metabolic syndrome (MetS) remains controversial, particularly in large-scale health-screening populations where early metabolic abnormalities can be detected. This study aimed to investigate the independent and potential non-linear association between serum 25(OH)D levels and MetS in adults undergoing routine health examinations.MethodsThis cross-sectional study included 29,214 adults who underwent routine health examin...