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Table 5 Joint association between body mass index (BMI), weight control concerns and behaviors with EDI subscales among Chinese adolescents

From: Associations between body mass index, weight control concerns and behaviors, and eating disorder symptoms among non-clinical Chinese adolescents

  EDI subscales
  DT BD B
Model 1    
BMI 0.2928** 0.0618** 0.2724**
Model 2    
BMI 0.0792** 0.0315 0.1015**
Perceive weight 1.4786** 0.1939** 1.1858**
Model 3    
BMI 0.1254** 0.0269 0.1762**
Avoid ate sweet foods 1.1527** - 0.3549**
Avoid ate fatty foods 0.9285** - 0.5393**
Skip staple food 0.9774** 0.6856** 0.5977**
Exercise 0.9846** - 0.8724**
Diet pills, foods or tea 0.8947** 0.7668** 0.5325**
Surgery - 0.7599** -
Smoking - 2.0807** 1.6087**
Dieting 2.0024 0.7268** 0.9470**
Model 4    
BMI 0.1302** 0.0323* 0.1768**
Avoid ate sweet foods 0.7286** -0.2328** 0.1552
Avoid ate fatty foods 0.9854** - 0.4567**
Skip staple food 1.1126** 0.9573** 0.7503**
Excessive exercise 1.4194** - 1.1273**
Diet pills 0.6495** 0.5403** 0.3858**
Diet foods or tea 0.7217** 0.6529** 0.3694
Surgery - 0.7169**  
Smoking - 1.7958** 1.4718**
Dieting 2.0300** 0.7062** 0.8978**
  1. * P < 0.05, ** P < 0.01, Mixed Model.
  2. Model 1 includes BMI, gender, clustering effect of class, gender, parent's education and careers, as well as family income level.
  3. Model 2 further control perceived body weight from model 1.
  4. Model 3 further control weight control concerns from model 1.
  5. Model 4 further control weight control behaviors from model 1.
  6. "-" means that the variable was excluded from the model by stepwise procedure.