Journal of Jilin University Medicine Edition

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Survey and analysis on associations between dietary diversity
 and overweight,obesity of rural adults in Jilin Province

ZHANG Li1,2,LIANG Ming-hui3,SU Ying-ying2,YANG Xiao-lian2,SONG Chang2,LIU Ting2,WU Ying2   

  1. 1.Department of Social Medicine,School of Public Health,Jilin University,Ch
    angchun 130021,China;2.Department of Applied Home Economics,College of Humanities,Jilin Agricultur
    al University,Changchun 130018,China;3. Department of Applied Psychology,College of Humanities,Jili
    n Agricultural University,Changchun 130018,China
  • Received:2013-10-09 Online:2014-05-28 Published:2014-06-05

Abstract:

Objective  To estimate the dietary diversity,overweight and obesity of the rural adults aged 18-65 years in Jilin Province by diet diversity score(DDS),
and to analyze the association between dietary diversity and overweight,obesity.Methods A representative sample of 674 rural residents was selected by a multistage sampling method from Jilin Province in 2012 June to July.A validated semi-quantitative food-frequency questionnaire was used to assess the usual food intake.The height and body weight were measured and the body mass index (BMI) was calculated.Logistic regression analysis was applied to calculate the risk of overweight and obesity for different DDS,after adjusted for mixed factors.Results 62.4% people in rural scored ≥6 while 11.8% people in  rural scored ≤3. The detection  rate of obesity of the  rural adults  in Jilin Province was higher than the mean level in China . For rural adults with moderate and adequate diversity score,the risk of overweight and obesity was  0.946 and 0.816 times the risk of overweight and obesity of the rural adults with pool diversity score.
Conclusion Diet diversity of the  rural adults  in Jilin Province is low.The risk of overweight and obesity is high;the risk of obesity is decreased with the increasing of diet diversity level.

Key words: rural residents, dietary diversity, body mass index, overweight, obesity

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