TABLE 1.

Timeline of study assessment measures

	Month
	Baseline	1	2	3 (mid)	4	5	6 (end)
Feasibility
Attendance		X	X	X	X	X	X
Acceptability							X
Primary outcomes
Eating Pathology Symptoms Inventory (EPSI)	X			X			X
Clinician-measured BMI (AN/AAN only)	X	X	X	X	X	X	X
Weekly binge and purge frequency (BN/BED groups only)	X	X	X	X	X	X	X
Secondary outcomes
Eating disorder QOL	X			X			X
Depressive symptoms (PHQ-9)	X			X			X
Anxiety symptoms (STAI)	X			X			X
Health care utilization	X			X			X

Abbreviations: AAN, atypical anorexia nervosa; AN, anorexia nervosa; BN, bulimia nervosa; BED, binge-eatingdisorder; BMI, body mass index (kg/m²); QOL, quality of life; PHQ-9, Patient Health Questionnaire-9; STAI, State-Trait Anxiety Inventory.