Table 1 Association between weight suppression (current and greatest) and objective binge eating, compensatory behaviors, and dietary restraint in the past month

1a. Objective Binge Eating

B

SE

t

p-value

B

SE

t

p-value

 WS (current or greatest)

−0.18

2.32

−0.077

.94

0.41

2.61

0.155

.88

 BMIz (current or lowest)

−1.10

2.49

−0.443

.66

−1.27

2.32

−0.546

.59

 WS x BMIz

3.70

1.62

2.289

.023

0.67

1.48

0.451

.65

 Age

−5.01

1.83

−2.742

.006

−5.29

1.85

−2.850

.005

 Duration of illness

−0.05

0.08

−0.599

.55

−0.07

0.09

−0.779

.44

 EDE shape and weight concern

4.38

1.30

3.374

.001

4.64

1.26

3.694

.001

 EDE restraint

3.22

1.08

2.982

.003

3.19

1.09

2.933

.004

1b. Compensatory Behaviors

B

SE

t

p-value

B

SE

t

p-value

 WS (current or greatest)

−0.60

3.34

−0.179

.86

−3.72

3.80

−0.979

.33

 BMIz (current or lowest)

−8.99

3.58

−2.509

.013

−5.06

3.39

−1.491

.14

 WS x BMIz

4.87

2.33

2.091

.037

−0.42

2.17

−0.194

.85

 Age

1.09

2.63

0.415

.68

0.02

2.70

0.007

.99

 Duration of illness

0.38

0.12

3.226

.001

0.43

0.12

3.470

.001

 EDE shape and weight concern

11.91

1.87

6.378

.001

10.52

1.83

5.740

.001

 EDE restraint

−1.18

1.56

−0.758

.45

−0.57

1.58

−0.360

.72

1c. Dietary Restraint

B

SE

t

p-value

B

SE

t

p-value

 WS (current or greatest)

0.37

0.12

3.022

.003

0.34

0.14

2.468

.014

 BMIz (current or lowest)

0.16

0.13

1.181

.24

0.30

0.12

2.422

.016

 WS x BMIz

0.01

0.08

0.142

.89

0.06

0.08

0.734

.46

 Age

0.05

0.10

0.471

.64

0.00

0.10

0.019

.99

 Duration of illness

0.01

0.00

1.331

.18

0.01

0.01

1.290

.20

 EDE shape and weight concern

0.72

0.06

12.900

.001

0.70

0.05

12.87

.001