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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.