Summary
We examined the associations between exposure to interpersonal violence in childhood and risk for obesity and central adiposity. Interpersonal violence is defined as behaviour that threatens, attempts or causes physical harm. In addition, we evaluated the evidence for three mechanisms that may connect interpersonal violence to obesity: negative affect, disordered eating and physical inactivity. Based on a literature search of Medline and PsycInfo databases, 36 separate studies were evaluated and ranked based on quality. Approximately 81% of the studies reported a significant positive association between some type of childhood interpersonal violence and obesity, although 83% of the studies were cross-sectional. Associations were consistent for caregiver physical and sexual abuse and peer bullying, and there was mixed evidence for community violence. Although few studies explored mechanisms, early evidence suggests that negative affect and disordered eating may be involved. More prospective studies are needed, as well as studies that examine the mechanisms connecting early childhood victimization to obesity and central adiposity.
Objective-To examine the association between childhood abuse/neglect and central adiposity and obesity in a sample of 311 women (106 Black, 205 White) from the Pittsburgh site of the Study of Women's Health Across the Nation (SWAN).Methods-SWAN included a baseline measurement of women in midlife (mean age = 45.7) and 8 follow-up visits during which waist circumference (WC) and body mass index (BMI) were measured. The Childhood Trauma Questionnaire retrospectively assessed emotional, physical, and sexual abuse and emotional and physical neglect in childhood.Results-ANCOVA analyses showed that women with a history of any abuse/neglect, and specifically physical and sexual abuse, had significantly higher WC and BMI at baseline than women with no abuse history. A significant interaction between abuse and BMI showed that among women with BMI < 30, any abuse/neglect and certain subtypes of abuse predicted greater increases in WC over time. Additional analyses showed that Trait Anger scores and sex hormone-binding globulin (SHBG) attenuated cross-sectional relationships between abuse/neglect and WC and BMI.Conclusion-This study suggests that abused/neglected women appear to have greater anger and lower levels of SHBG, which are associated with adiposity in mid-life.
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