Associations of Personality with Body Mass Index and Obesity in a Large Late Midlife Community Sample

Objective: The study examined cross-sectional associations of personality with BMI and obesity among men and women in a large late midlife community sample. Methods: The sample comprised 5,286 Danish individuals aged 49-63 years from the Copenhagen Ageing and Midlife Biobank (CAMB) with complete information on measured BMI, personality assessed by the NEO Five Factor Inventory (NEO FFI), and sociodemographic factors including sex, age and educational length. Analysis of variance and logistic regression models were used to investigate associations between personality and BMI as well as obesity. Personality traits were analyzed separately and combined in the same model. Results: All personality traits except for neuroticism were significantly associated with BMI, with extraversion (p value ranged from