However, this technique has not been assessed for its accuracy in school children from countries of the Gulf Cooperation Council, which have high prevalence of overweight and obesity.The aim of this preliminary study was to investigate the correlation between the body mass index BMI , NC, and waist hip ratio and demographic characteristics among 10 to 18 year old adolescent school children in Bahrain.BMI was calculated using Center of Disease Control and Prevention Children's BMI Tool for Schools. ...