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Table 3 Summary of linear regression analyses of variables predicting DEBs (ChEAT/EAT-26 subscales and total scores) in participants with T1D and controls

From: Disordered eating behaviors in youths with type 1 diabetes during COVID-19 lockdown: an exploratory study

 

T1D (N = 138)

Controls (N = 276)

Variables Ch-EAT/EAT-26

B

SE B

β

p

Collinearity tolerance

B

SE B

β

p

Collinearity tolerance

Dieting

 Step 1

 Age

.290

.144

.168

.046

.999

.325

.129

.142

.012

.991

 Gender

1.882

.923

.170

.043

.999

.4.623

.789

.331

<.0001

.991

 

R2 = .059

  

.017

 

R2 = .138

  

<.0001

 

 Step 2

 Age

.368

.152

.213

.017

.798

.302

.129

.132

.020

.982

 Gender

2.156

.884

.195

.016

.974

4.764

.790

.341

<.0001

.981

 z-BMI

1.562

.440

.283

.001

.977

.729

.404

.102

.073

.983

 Duration of illness

−.311

.156

−.181

.048

.759

     

 HbA1c

−.515

.337

−.124

.129

.950

     
 

ΔR = .118

  

.001

 

ΔR = .010

  

<.0001

 

Total R2

 

.177

   

.

.149

   

Oral Control

 Step 1

 Age

−.285

.064

−.359

<.0001

.999

−.297

.069

−.249

<.0001

.991

 Gender

.053

.410

.010

.898

.999

1.533

.422

.210

<.0001

.991

 

R2 = .129

  

<.0001

 

R2 = .096

  

<.0001

 

 Step 2

 Age

−.259

.072

−.326

. < .0001

.798

−.271

.067

−.227

<.0001

.982

 Gender

.095

.416

.019

.820

.974

1.367

.413

.187

.001

.981

 z-BMI

−.289

.207

−.114

.166

.977

−.859

.211

−.230

<.0001

.983

 Duration of illness

−.036

.073

−.045

.626

.759

     

 HbA1c

−.034

.159

−.018

.830

.950

     
 

ΔR = .016

  

.001

 

ΔR = .052

  

<.0001

 

Total R2

 

.144

    

.148

   

Bulimia and food preoccupation

 Step 1

 Age

.064

.049

.110

.197

.999

.070

.051

.082

.171

.991

 Gender

.569

.314

.153

.072

.999

1.000

.311

.191

001

.991

 

R2 = .036

  

.081

 

R2 = .046

  

.002

 

 Step 2

 Age

.093

.055

.160

.094

.798

.061

.051

.071

.234

.982

 Gender

     

1.058

.311

.202

.001

.981

 z-BMI

.001

.159

.001

.994

.977

.298

.159

.111

.063

.983

 Duration of illness

−.068

.056

−.118

.229

.759

     

 HbA1c

−.007

.122

−.005

.061

.950

     
 

ΔR = .011

  

.258

 

ΔR = .012

  

.001

 

Total R2

 

.048

    

.058

   

Total score

 Step 1

 Age

.069

.204

.029

.737

.999

.097

.205

.027

.637

.991

 Gender

2.504

1.307

.163

.058

.999

7.156

1.259

.326

<.0001

.991

 

R2 = .028

  

.152

 

R2 = .109

  

<.0001

 

 Step 2

 Age

.202

.224

.084

.369

.798

.092

.207

.026

.657

.982

 Gender

2.882

1.296

.187

.028

.974

7.189

1.267

.328

<.0001

.981

 z-BMI

1.274

.646

.166

.050

.977

.168

.649

.015

.796

.983

 Duration of illness

−.415

.228

−.173

.072

.759

     

 HbA1c

−.556

.495

−.096

.263

.950

     
 

ΔR = .061

  

.030

 

ΔR = .000

  

<.0001

 

Total R2

 

.089

    

.109

   
  1. Abbreviations: T1D type 1 diabetes, z-BMI standardized body mass index, HbA1c glycated hemoglobins
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Journal of Eating Disorders

ISSN: 2050-2974