Demographic and questionnaire measures for Anorexia Nervosa (AN) and Healthy Control (HC) groups.

Score ranges: Hospital Anxiety and Depression Scale (HADS; 0–21), Eating Disorder Examination Questionnaire (EDE-Q; 0–6), Cognitive Flexibility Scale (CFS; 0–72) (-) indicates where all participants scored 0 IQR = inter-quartile range; S.D. = standard deviation; BMI = body mass index; NART = national adult reading test (*) indicates results that remain significant after Bonferroni multiple comparison correction a Data based on 31AN and 32HC b Data based on 28AN Demographic and questionnaire measures for Anorexia Nervosa (AN) and Healthy Control (HC) groups.