Table 2 Spearman’s correlation analysis between serum δ⁶⁵Cu levels and clinical parameters within the NAFLD patient cohort

BMI (kg m⁻²)

Steatosis on liver biopsy

Ballooning on liver biopsy

Inflammation on liver biopsy

NAS on liver biopsy

Fibrosis on liver biopsy

Presence of NASH (yes/no)

AST (U l⁻¹)

ALT (U l⁻¹)

GGT (U l⁻¹)

Bilirubin (mg dl⁻¹)

Glucose (mg dl⁻¹)

HOMA-IR

HbA1c (%)

Diabetes (yes/no)

Cholesterol (mg dl⁻¹)

HDL (mg dl⁻¹)

LDL (mg dl⁻¹)

Triglycerides (mg dl⁻¹)

Ferritin (µg l⁻¹)

Copper (µg dl⁻¹)

Transferrin (mg dl⁻¹)

Iron (µg dl⁻¹)