Research on the relationship between body mass index and related diseases of residents in Jiangyin city

Objective To explore the body mass index(BMI) distribution characters of Jiangyin residents and its relationship with major related diseases.Method From November 2007 to January 2008,using multi-stage stratified cluster random sampling method to select 537 households from 3 towns(streets),6 administrative villages(the RC) of Jiangyin as respondents.Implementation face-to-face investigation and carried out physical examination.Results The sample populations mean BMI was(23.00±0.19),the rates of obesity and overweight were 29.8% and 8.4%.The overweight and obesity rates of urban residents and rural residents were 33.9%,28.0% and 6.0%,9.4%.Proportion of men overweight was higher than women,but obesity was lower than women.15-year-old age groups had the lowest rates of overweight and obesity,with age up,overweight and obesity rates increased,the overweight rate was the highest(44.9%) in 45 years old group,and the highest obesity rate(13.8%) was 55 years old group.There were no significant differences between married men and unmarried men group at overweight rate,but the obesity rate of married group was higher than unmarried group.No significant difference between education groups at obesity rates,overweight rates of illiteracy group was higher than other groups,Hypertension,diabetes and hyperlipidemia of overweight and obesity group were significantly higher than the normal group.Conclusions The prevalence of overweight and obesity rates raised in recent years in Jiangyin,and BMI correlated positively with the incidence rate of hypertension and other chronic diseases.