Estimating the Prevalence and Trends of Obesity in Iran Populations from 2000 to 2011: A Meta-Analysis Study

Abstract

Introduction: Obesity is a global epidemic that is increasing in middle and low income countries. Current study was conducted to estimate the prevalence and trend of obesity between 2000 - 2013. Methods: The study was a systematic review and meta-analysis. The researchers searched in databases, including Web of science, Embase, Medline, WHO, Scopus and Persian databases, including Google scholar, SID, Magiran, and Iran Medex. Finally, 151 articles based on inclusion and exclution criteria included in this study. Results: In 2000-2013, the prevalence of obesity was 8.5% (95% confidence interval [CI], 7.9%-9%) overall, 5.5% (95% CI, 5.1%-6.0%) among <18 years and 15.1% (95% CI, 13.8%-16.5%) among adult also the prevalence of overweight was 17.5% (95% confidence interval [CI], 15.9%-19.1%) overall, 15.1% (95% CI, 13.5% - 17 %) among <18 years and 22.6% (95% CI, 19.5% - 26.1%) among adult. Conclusion: The results showed that the prevalence of overweight and obesity have increased between 2000 to 2005 and 2006 to 2010; and from 2011 to 2013, this trend has decreased and the prevalence of obesity and overweight was greater in persons over 18 years than under 18 years in all three time.