Abdominal obesity among people aged 20-69 years in Guiyang city

Objective To investigate the situation of abdominal obesity among people aged 20-69 years in Guiyang city.Methods Data of waist and hipcircum ference of people aged 20-69 years in Guiyang were measured in 2005.The waist to hip ratio was calculated.Frequency of abdominal obesity was analyzed according to sex and age.Results The rapid increase of abdominal obesity frequency appeared in 25-29 age group in the male and 40-44 in the femal.The high frequency of abdominal obesity appeared in 60-64 group in the male and 65-69 in the femal(58.22%,86.36%,respectively).A bdominal obesity frequency of women in 45-69 group was higher than that of men(P<0.01).The average waist to hip ratio and waist circum ference had a marked increase compared with that of in 2000(P<0.05,P<0.01).The average waist circum ference of women was greater(3.01-6.65cm)than the average of Guizhou population in 2000(P<0.01).The average waist circum ference of men was smaller(2.14-3.95 cm)but that of women were greater(1.48-4.56 cm) than the average of the nation population in 2005(P<0.01).Conclusion Residents of Guiyang should monitor their body weight from the age of 25 years.After the age of 40,the rate of abdominal obesity increases rapidly in women.