Correlations between hormone and metabolic parameters of POI patients. Data shown as correlation coefficient (R) before and after regression analysis (R shown only if p-values < 0.05; p-values > 0.05 marked as non-significant [ns]). BMI—body mass index; TC—total cholesterol; HDL-C—high-density lipoprotein cholesterol; LDL-C—low-density lipoprotein cholesterol; TG—triglycerides; HOMA-IR—Homeostatic Model Assessment-Insulin Resistance; SBP—systolic blood pressure; DBP—diastolic blood pressure; FSH—follicle stimulating hormone; LH—luteinizing hormone; E2—17β-estradiol; T—testosterone; DHEA-S—dehydroepiandrosterone sulfate;