<qa>  What is the main outcome variable?Statistical analyses: The primary analysis will focus on the main outcome variable - number of binge eating episodes over the previous 28 days. If, after randomization, the three groups i.e., GSH and USH are equivalent at baseline, then an ANOVA will be used to compare the groups on binge eating frequency at post-treatment. Impact on eating disorder psychopathology, general psychological distress, quality of life, and difficulties with emotion regulation will also be examined. Eating disorder psychopathology, general psychological distress, quality of life, and difficulties with emotion regulation will also be examined. 