Table 2.

Sample differences between hospital admission (T0) and EOT in BMI, eating and general psychopathology

	AN inpatients total sample (n = 139)
			Test statistics		Effect size
	T0 Mean (SD)	EOT Mean (SD)	t (df = 138)	p	Cohen’s d
BMI	14.16 (1.88)	14.95 (1.67)	8.718	<0.001	0.45
Binges, number per week	5.88 (11.92)	0 (0)	3.070	0.004	0.7
Purging episodes, number per week	7.06 (11.93)	0.39 (1.56)	3.485	0.001	0.79
EDE-Q
Restraint	3.18 (2.03)	2.03 (1.79)	8.046	<0.001	0.6
Eating concern	2.86 (1.66)	2.17 (1.52)	5.785	<0.001	0.44
Shape concern	4.04 (1.79)	3.31 (1.9)	5.892	<0.001	0.4
Weight concern	3.51 (1.83)	2.82 (1.91)	5.709	<0.001	0.37
Total score	3.39 (1.67)	2.59 (1.67)	7.795	<0.001	0.48
BDI	15.48 (8)	11.18 (8.08)	7.254	<0.001	0.54
STAI-state	54.99 (14.39)	50.15 (16.17)	4.226	<0.001	0.32
STAI-trait	56.71 (13.51)	54.58 (15.76)	2.087	0.039	0.15

Abbreviations: BDI, Beck Depression Inventory; BMI, Body Mass Index; EDE-Q, Eating Disorders Examination-Questionnaire; EOT, end of treatment; STAI, State Trait Anxiety Inventory.

Cohen’s d effect sizes: small (≥0.2 and <0.5), medium (≥0.5 and <0.8), and large (≥0.8).

statistical significance (p < 0.05) has been highlighted in bold.