Relationships among continuous variables (height ,weight, BMI, Hb, PLT, creatinine, eGFR, phosphorus, calcium, AST, ALT, FIB-4, alkaline phosphatase, total, direct, indirect bilirubin, total, HDL-, LDL-cholesterol, triglycerides, glycaemia, HIV-RNA, CD4+ cell count) will be tested calculating the correlation coefficients (Spearman rho, as appropriate).