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O besity, which increases the risk of coronary heart disease, stroke and type 2 diabetes mell l litus (DM), is an important determinant of health. The prevalence of obesity and overweight is increasing in developing countries, including Iran. 1,2 DM receives more attention than other related diseases both clinically and in public health. A prospective epil l demiological study showed that increased abdominal fat accumulation is an independent risk factor for cardiovasl l cular disease. 4 Some studies have suggested that waist circumference (WC) is a better predictor for DM than other indicators of obesity. Others have shown that the waistltolhip ratio (WHR) is the best predictive anl l thropometric variable for development of type 2 DM. n a recent metalanalysis, Vazquez et al showed that body mass index (BMI), WC and WHR had a similar association with incident diabetes. The ability of obel l sity indicators to predict diabetes may differ by ethnicl l
Hadaegh et al. (Fri,) studied this question.