Impact of a Mobile App-Based Waitlist Intervention (MI-Coach: ED) on Readiness for Eating Disorder Treatment: A Randomized Controlled Trial

Inclusion Criteria

Inclusion Criteria: * Must self-identify as a woman, including cisgender or transgender individuals. * Must be at least 18 years old at the time of enrollment. * Currently on a waitlist to receive treatment for an eating disorder at provincially funded eating disorder programs in British Columbia. * Meets criteria for a threshold or subthreshold eating disorder, including anorexia nervosa (restricting or binge/purge subtype), bulimia nervosa, binge eating disorder, or other specified feeding or eating disorder (OSFED). * Able to read and understand English fluently. * Owns or has regular access to a smartphone or mobile device capable of running the MI-Coach: ED app. Exclusion Criteria: * Does not identify as a woman, regardless of sex assigned at birth. * Currently receiving active treatment for an eating disorder, such as outpatient therapy, inpatient care, or day programs. * Diagnosed with a schizophrenia-spectrum disorder or other psychotic disorder. * Presence of a cognitive impairment or sensory deficit (e.g., severe visual or hearing impairment) that would interfere with the ability to use the app or complete study assessments. * History of a recent traumatic brain injury or neurological condition that might impact participation. * Any condition that, in the opinion of the investigators, would interfere with the participant's ability to comply with the study protocol or complete the intervention.