the prevalence of adulthood overweight and obesity in tehran: findings from urban heart-2 study

background: to estimate and compare prevalence of overweight and obesity among adult people across the 22 districts of tehran in 2011.   method s: this was a cross-sectional study using data on 47,406 women and 47,525 men aged≥ 15 years from a large population-based survey (urban heart-2). age-standardized prevalence (asp) of overweight (25≤bmi< 30) and obesity (bmi≥30) were estimated for the tehran’s districts. pearson chi2 tests and logistic regression were used to examine any significant differences in prevalence of these disorders across sociodemographic groups.   results : asps of overweight were 36.5% and 32.0 % among men and women, respectively (p< 0.001). these figures for obesity were 10.7% and 15.3% among men and women, respectively (p< 0.001). crude prevalence of overweight and obesity rose with age up to the age of 54 years and decreased thereafter. across education groups, the lowest prevalence of overweight/obesity was seen among most educated people. the results showed that being young, single and student were associated with lower odds of overweight/obesity.   conclusion : this study showed a high prevalence of overweight and obesity among adult in tehran. there were significant associations between sociodemographic characteristics and prevalence of overweight/obesity among adults in tehran. the results of this study might be used in identifying high risk groups of overweight and obesity in tehran.