Purpose. Childhood maltreatment (CM) experiences are associated with heightened risk of Eating Disorders (EDs). The psychopathological pathways promoting this association in people with Bulimia Nervosa (BN) and in those with Binge Eating Disorder (BED) are under-investigated.
Methods. One-hundred-eighty-one people with BN and 144 with BED filled in the Eating Disorder Inventory-2, to measure ED psychopathology, and the Childhood Trauma Questionnaire, to assess their early traumatic experiences. Network analysis was conducted in order to investigate the interplay between those variables. The shortest pathways function was employed to investigate the shortest out of all routes conveying the association between CM and ED core symptoms.
Results. In both people with BN and with BED, all CM types were connected to the ED psychopathology through the emotional abuse node. The association between emotional abuse and ED core symptoms (bulimia and body dissatisfaction) differed in the two groups: in people with BN, it included ineffectiveness, while in people with BED it involved impulsivity. Interoceptive awareness, an indirect measure of emotion regulation, was included in these pathways in both groups.
Conclusion. In the light of literature showing that emotional abuse has a connecting role between CM and ED psychopathology also in anorexia nervosa, the present findings support the idea that emotional abuse conveys such association in all the main ED diagnoses. Ineffectiveness and impulsivity may represent the specific psychopathological dimensions connected to emotional abuse and promoting the maintenance of ED core symptoms in BN and in BED, respectively. These findings are worth of attention by clinicians.
Level of evidence: Level III: Evidence obtained from well-designed cohort or case-control analytic studies

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This is a list of supplementary files associated with this preprint. Click to download.
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Posted 22 Feb, 2021
On 10 Jan, 2021
Posted 22 Feb, 2021
On 10 Jan, 2021
Purpose. Childhood maltreatment (CM) experiences are associated with heightened risk of Eating Disorders (EDs). The psychopathological pathways promoting this association in people with Bulimia Nervosa (BN) and in those with Binge Eating Disorder (BED) are under-investigated.
Methods. One-hundred-eighty-one people with BN and 144 with BED filled in the Eating Disorder Inventory-2, to measure ED psychopathology, and the Childhood Trauma Questionnaire, to assess their early traumatic experiences. Network analysis was conducted in order to investigate the interplay between those variables. The shortest pathways function was employed to investigate the shortest out of all routes conveying the association between CM and ED core symptoms.
Results. In both people with BN and with BED, all CM types were connected to the ED psychopathology through the emotional abuse node. The association between emotional abuse and ED core symptoms (bulimia and body dissatisfaction) differed in the two groups: in people with BN, it included ineffectiveness, while in people with BED it involved impulsivity. Interoceptive awareness, an indirect measure of emotion regulation, was included in these pathways in both groups.
Conclusion. In the light of literature showing that emotional abuse has a connecting role between CM and ED psychopathology also in anorexia nervosa, the present findings support the idea that emotional abuse conveys such association in all the main ED diagnoses. Ineffectiveness and impulsivity may represent the specific psychopathological dimensions connected to emotional abuse and promoting the maintenance of ED core symptoms in BN and in BED, respectively. These findings are worth of attention by clinicians.
Level of evidence: Level III: Evidence obtained from well-designed cohort or case-control analytic studies

Figure 1

Figure 2
This is a list of supplementary files associated with this preprint. Click to download.
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