TABLE 2.

Univariate hazard ratios of treatment outcomes in a large naturalistic cohort of patients with an eating disorder

Predictor variables		EDEQ 50% and/or below clinical cut‐off	Abstinence objective binge eating
		Hazard ratio (95% CI)	Hazard ratio (95% CI)
Age (years)		1.06 (0.79–1.43)	1.04 (0.81–1.34)
Depressive symptoms (BDI‐II)		0.62 (0.45–0.87)***	0.73 (0.55–0.95)**
ED psychopathology	EDE‐Q binge eating episodes/28 days	0.85 (0.61–1.19)	n.a.
	EDE‐Q total score	n.a.	0.76 (0.59–0.99)**
Interpersonal distrust (EDI‐II)		0.78 (0.58–1.04)*	1.23 (0.93–1.62)
Self‐esteem (RSE)		1.43 (1.07–1.91)**	1.26 (1.00–1.59)**
Comorbid axis I disorder	No (0) Yes (1)	0.95 (0.51–1.77)	0.86 (0.51–1.44)
Sex	Female (0) Male (1)	0.67 (0.20–2.18)	0.65 (0.23–1.80)
Medication	No (0) Yes (1)	0.36 (0.18–0.74)***	0.58 (0.34–1.00)**
Highest educational level	low	1.03 (0.34–3.09)	2.00 (0.84–4.76)
	Intermediate	0.64 (0.49–1.80)	1.47 (0.85–2.56)
	High	1.00	1.00
BMI		1.12 (0.83–1.51)	0.90 (0.71–1.15)
Response inhibition	Stroop test (trial 3/trial 1)	0.72 (0.49–1.08)	0.97 (0.76–1.23)
Decision‐making	Iowa gambling task total score	0.79 (0.54–1.16)	0.90 (0.68–1.19)
Set‐shifting	Trail making test (trail C/trail A)	0.99 (0.72–1.39)	1.05 (0.81–1.36)
	WCST number of perseverative errors	1.20 (0.88–1.64)	1.15 (0.91–1.46)
Working memory	Digit span backwards, number correct	0.91 (0.68–1.21)	0.91 (0.71–1.16)
Central coherence	Rey complex figure test, CCI, M (SD)	1.26 (0.63–2.53)	1.22 (0.75–1.99)
Executive functioning daily life	BRIEF‐A behavioural index	0.78 (0.58–1.05)*	0.81 (0.63–1.04)
	BRIEF‐A metacognition index	0.78 (0.57–1.07)	0.82 (0.63–1.06)

Abbreviations: BDI‐II, beck depression inventory—version II; BRIEF‐A, behaviour rating inventory of executive function‐adult; CCI, central coherence index; CI, confidence interval; EDE‐Q, eating disorder examination questionnaire; EDI‐II, eating disorder inventory II; RSE, Rosenberg self‐esteem; WCST, Wisconsin card sorting test.

^* p ≤ .10.

^** p ≤ .05.

^*** p < .001.