association between periodontal condition and nutritional status of brazilian adolescents: a population-based study

Background: obesity is a serious problem of public health and affects all socio-economic groups, irrespective of age, sex or ethnicity. the aim of this study was to evaluate the association between periodontal condition and nutritional status of adolescents. methods: this was a cross-sectional study using a probability cluster sampling, and the sample was defined by statis-tical criterion, consisting of 559 students aged 15-19 yr enrolled in public schools of adolescents of campina grande, pb, brazil in 2012. socioeconomic characteristics were analyzed, as well as self-reported general and oral health, anth-ropometric data and periodontal condition (cpi and ohi-s). descriptive and analytical analysis from bivariate and multivariate poisson regression analysis with 5% significance level was performed. results: of the 559 adolescents, 18.6% were overweight and 98.4% had some form of periodontal changes such as: bleeding (34.3%), calculus (38.8%), shallow pocket (22.9%) and deep pocket (2.3%). there was association between presence of periodontal changes with obesity (p<0.05; ci 95%: 0.99 [0.98 - 0.99]). conclusion: the association between presence of periodontal changes and obesity status in adolescents was indicated.