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Correlations between 4β‐hydroxycholesterol/cholesterol (4βOHC/C) ratio and body mass index (BMI) in (A) anorexia nervosa patients (n = 20) and in (B) the whole study population (n = 36). 4βOHC/C is expressed as molar ratio × 10−5. P and r values are derived from Spearman correlations, and linear trend lines are added for visual purposes
