Table 1

Participant demographic characteristics and behavioural data

	Group; mean ± SD^*			ANOVA

Characteristic	Anorexia nervosa, n = 20	Recovered, n = 24	Control, n = 24	F	p value	Comparison
Age, yr	22.85 ± 5.74	30.25 ± 8.13	27.42 ± 6.28	6.41	0.003	Recovered > anorexia nervosa^‡ Control > anorexia nervosa^†
Age at onset, yr	16.15 ± 2.56	16.63 ± 2.43	—	0.40	0.53
Education, yr	14.40 ± 2.39	16.87 ± 2.74	16.62 ± 2.06	6.75	0.002	Recovered > anorexia nervosa^‡ Control > anorexia nervosa^‡
Illness duration, yr	6.76 ± 6.23	5.90 ± 5.21	—	0.25	0.62
Recovery duration, yr	—	7.90 ± 6.01	—	—	—
Body mass index	16.03 ± 1.07	20.83 ± 2.37	21.64 ± 1.26	67.37	< 0.001	Recovered > anorexia nervosa^§ Control > anorexia nervosa^§
BDI	24.57 ± 10.45	4.50 ± 4.21	1.12 ± 0.95	84.94	< 0.001	Anorexia nervosa > recovered^§ Anorexia nervosa > control^§
STAI	50.30 ± 9.44	44.96 ± 9.41	32.67 ± 11.79	17.25	< 0.001	Anorexia nervosa > control^§ Recovered > control^§
Harm avoidance	24.00 ± 5.40	15.54 ± 6.47	9.58 ± 3.99	39.25	< 0.001	Anorexia nervosa > recovered^§ Anorexia nervosa > control^§
Reward sensitivity	7.20 ± 3.72	5.83 ± 3.25	4.42 ± 2.84	3.98	0.023	Anorexia nervosa > control^‡
Punishment sensitivity	13.15 ± 4.09	6.62 ± 4.14	4.04 ± 1.85	38.72	< 0.001	Anorexia nervosa > control^§ Anorexia nervosa > recovered^§ Recovered > control^†
Intolerance of uncertainty	86.60 ± 16.22	55.17 ± 16.07	48.29 ± 12.34	39.90	< 0.001	Anorexia nervosa > recovered^§ Anorexia nervosa > control^§
EDI-2, body dissatisfaction	14.15 ± 8.01	8.54 ± 17.26	1.37 ± 2.14	7.19	0.002	Anorexia nervosa > control^§ Recovered > control^†
EDI-2, drive for thinness	12.80 ± 6.34	4.25 ± 4.50	0.75 ± 1.87	40.80	< 0.001	Anorexia nervosa > recovered^§ Anorexia nervosa > control^§ Recovered > control^‡
Medication use, no.
Antidepressant	7	5	0
Antipsychotic	1	0	0
Mood stabilizer	1	0	0
Antidepressant and antipsychotic	1	0	0
Antidepressant, antipsychotic and mood stabilizer	1	0	0
Comorbid diagnoses, no.
Major depressive disorder	3	3	0
Anxiety disorder	4	4	0
Major depressive disorder and anxiety disorder	6	2	0

ANOVA = analysis of variance; BDI = Beck Depression Inventory; EDI-2: Eating Disorder Inventory-2; SD = standard deviation; STAI = State Trait Anxiety Inventory.
↵* Unless otherwise indicated.
↵† p < 0.05.
↵‡ p < 0.01.
↵§ p < 0.001.