Table 7.

Prediction of Symptomatology at Discharge – Results Including Only Participants with EDE-Q Confirmed Diagnosis of AN (N = 171)

Outcome Variable	Block 1				Block 2			Block 3
	ΔR2	Admission Score β b(SE)	Age β b(SE)	Weight Change β b(SE)	ΔR2	WS β b(SE)	BMI β b(SE)	ΔR2	WS × BMI β b(SE)
BMI (N = 253)	.27***	.59*** .51 (.05)	−.03 −.10 (.21)		.01	.15* .17 (.07)		.02**	−.16** −.12 (.04)
Rate of weight Change (N = 253)	.001		−.10 −.02 (.01)		.12***	.19** .01 (.005)	−.25*** −.01 (.003)	.01	−.12 −.005 (.003)
EDE-Q Subscale Scores
Restraint Subscale Score	.15***	.23** .79 (.26)	−.31*** −1.12 (.28)	.27** .24 (.08)	.03	−.02 −.02 (.10)	.20* .17 (.08)	.04**	.20** .17 (.06)
Weight Concern Score	.15***	.26*** .36 (.10)	−.24** −1.01 (.33)	.40*** .41 (.10)	.04*	.02 .03 (.11)	.24** .24 (.09)	.04**	.23** .19 (.06)
Shape Concern Score	.18***	.26*** .43 (.12)	−.24** −.96 (.31)	.38*** .37 (.09)	.02	−.01 −.01 (.10)	.15 .14 (.09)	.03**	.20** .16 (.06)
Eating Concern Score	.13***	.22** .23 (.07)	−.15 −.49 (.25)	.39*** .31 (.08)	.03	−.01 −.01 (.09)	.19* .14 (.07)	.05**	.23** .16 (.05)
Global Score	.24***	.34*** .50 (.10)	−.28*** −.94 (.35)	.39*** 4.32 (.08)	.03	.01 .01 (.08)	.21* .16 (.07)	.03**	.19** .13 (.05)
EDI-3 Subscale Scores
Drive for Thinness Score	.10***	.27*** 2.27 (.61)	−.10 −2.10 (1.59)	.16 .76 (.48)	.03	−.01 −.07 (.53)	.18 .84 (.44)	.06***	.26*** 1.04 (.31)
Bulimia Score	.35***	.61*** .45 (.05)	−.06 −.16 (.20)	.10 .07 (.06)	.01	−.08 −.07 (.07)	.05 .04 (.06)	.02*	.14* .09 (.04)
Body Dissatisfaction Score	.38***	.56*** .59 (.07)	.03 .69 (1.71)	.26** 1.61 (.51)	.01	−.06 −.44 (.56)	.13 .74 (.48)	.03**	.20** 1.00 (.33)
BDI-II Score	.15***	.36*** .37 (.08)	−.09 −2.92 (2.69)	.14 1.19 (.81)	.02	−.14 −1.53 (.92)	.12 .96 (.79)	.02*	.16* 1.16 (.55)

Abbreviations. WS, weight suppression (kg); BMI, body mass index (kg/m²); EDE-Q, Eating Disorder Examination-Questionnaire; EDI-3, Eating Disorders Inventory-3,

^*p < .05

^**p < .01

^***p < .001.