As shown in Table 4, the multiple logistic regression analysis showed that elevated circulating levels of omentin-1, expressed also as quartiles or SD units, were significantly and inversely associated with PBC occurrence, before and after adjustment for age, BMI, family history of cancer, use of exogenous hormones, alcohol consumption, HOMA-IR score, parity/age at first full term pregnancy, breastfeeding, years with menstruation, adherence tothe MedDiet, adiponectin and leptin concentrations, and serum hsCRP (p < 0.001). Here, LEP is linked to cancer.