PLOD1 and Insulin resistance: 5-HIAA: 5-hydroxy indoleacetic acid, DST: dexamethasone suppression test, ACTH: adrenocorticotropic hormone, FSH: follicle-stimulating hormone, LH: luteinizing hormone, DHEA-SO4: dehydroepiandrosterone sulfate, TSH: thyroid-stimulating hormone, fT3: free triiodothyronine, fT4: free thyroxine, IgA: immunoglobulin A, IgG: immunoglobulin G, HOMA-IR: Homeostatic Model Assessment for Insulin Resistance, DXA: dual-energy X-ray absorptiometry