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Table 2 Results of neuropsychological assessment

From: Decision making, central coherence and set-shifting: a comparison between Binge Eating Disorder, Anorexia Nervosa and Healthy Controls

  

AN

BED

HC

Anova

Post hoc

UGLM

Covariates a

  

Mean

SD

Mean

SD

Mean

SD

F

Sig.

F

p

IGT

Total score

−4.81

28.70

−8.40

32.92

11.92

31.32

5.028

<0.01

BED = AN; BED < HC*; AN < HC**

2.144

0.054

 
 

Block 1

−2.31

5.38

−1.80

6.58

−0.29

5.10

1.778

.173

BED = AN; BED = HC; AN = HC

1.026

0.412

 
 

Block 2

−2.31

8.03

−2.20

9.77

2.04

8.27

3.825

<0.05

BED = AN; BED = HC; AN < HC**

2.412

0.032

 
 

Block 3

−0.85

9.38

−1.90

9.10

3.84

9.62

4.146

<0.05

BED = AN; BED < HC*; AN < HC*

1.454

0.201

 
 

Block 4

0.62

9.05

1.00

9.50

3.33

8.47

1.262

.287

BED = AN; BED = HC; AN = HC

1.107

0.363

 
 

Block 5

0.04

9.05

−3.50

7.13

3.10

9.07

4.268

<0.05

BED = AN; BED < HC*; AN = HC

2.146

0.054

 

HSCT

Part A

0.394

0.193

0.246

0.169

0.333

0.140

5.674

<0.01

BED < AN**; BED < HC*; AN = HC

1.439

0.206

 
 

Part B

1.878

1.328

2.348

1.086

1.514

1.072

3.632

<0.05

BED = AN; BED > HC**; AN = HC

2.042

0.066

 
 

Part B – Part A

1.508

1.304

2.099

1.017

1.175

1.034

4.589

<0.01

BED = AN; BED > HC***; AN = HC

2.229

0.046

Age

 

Total errors

3.154

2.623

4.500

2.782

2.388

2.456

4.801

<0.01

BED = AN; BED < HC**; AN = HC

1.895

0.088

 
 

Type C answers

0.077

0.269

0.100

0.308

0.020

0.143

1.123

.329

BED = AN; BED = HC; AN = HC

0.839

0.542

 
 

Type S answers

3.077

2.480

4.400

2.703

2.327

2.401

4.994

<0.01

BED = AN; BED < HC**; AN = HC

2.278

0.041

 
 

Type U answers

6.846

2.531

5.550

2.704

7.653

2.411

5.067

<0.01

BED = AN; BED < HC**; AN = HC

2.190

0.049

 
 

Average time Type U answers

2.172

2.205

3.758

2.883

2.016

2.864

3.449

<0.05

BED > AN*; BED < HC*; AN = HC

2.568

0.023

Age, BDI

TMT

Part A (msec)

36.01

17.40

35.20

13.50

32.60

9.18

.786

.458

BED = AN; BED = HC; AN = HC

1.845

0.097

 
 

Part B (msec)

74.34

31.58

99.13

46.96

66.49

16.36

8.500

<0.001

BED > AN*; BED > HC***; AN = HC

3.891

0.001

Age, education

 

Errors in Part B

0.38

0.69

0.50

1.05

0.14

0.35

2.735

.069

BED = AN; BED > HC*; AN > HC*

1.333

0.249

 
 

Part B – Part A (msec)

38.35

21.96

63.93

39.99

35.10

13.40

11.668

<0.001

BED > AN***; BED > HC***; AN = HC

5.109

<.001

Age, education

WCST

Global score

20.69

12.10

49.85

27.80

14.61

4.48

46.307

<0.001

BED > AN***; BED > HC***; AN > HC***

17.959

<.001

BMI, diagnosis

 

Perseverative errors

5.58

2.48

5.50

2.63

4.73

1.54

2.089

.128

BED = AN; BED = HC; AN > HC*

2.692

0.018

 
 

Non perseverative errors

7.79

4.70

25.50

18.11

5.06

2.63

47.843

<0.001

BED > AN***; BED > HC***; AN > HC***

19.290

<.001

BMI, diagnosis

 

Failures to maintain set

0.31

0.58

0.85

0.75

0.10

0.37

13.747

<0.001

BED > AN**; BED > HC***; AN > HC*

4.107

0.001

diagnosis

RCFT

Accuracy

35.79

0.61

34.95

2.09

35.88

0.33

7.274

.001

BED < AN**; BED < HC**; AN = HC

5.848

<.001

age, BMI, BDI, education, diagnosis

 

Order

1.25

1.01

1.42

0.93

1.61

1.10

1.570

.212

BED = AN; BED = HC; AN = HC

1.539

0.172

 
 

Style

1.17

0.74

1.36

0.57

1.42

0.68

1.733

.181

BED = AN; BED = HC; AN = HC

1.799

0.106

 
 

Central Coherence Index

0.96

0.64

1.10

0.54

1.20

0.66

1.766

.176

BED = AN; BED = HC; AN = HC

1.754

0.116

 
 

Organization Strategies

2.94

2.25

3.90

2.15

3.84

2.51

2.250

.110

BED = AN; BED = HC; AN = HC

3.121

0.007

 
 

Percentage of recall

63.18

17.95

59.71

17.77

68.03

14.83

2.076

.130

BED = AN; BED < HC*; AN = HC

2.738

0.016

 
  1. AN: Anorexia Nervosa; BED: Binge Eating Disorder; HC: Healthy Controls; IGT: Iowa Gambling Task; HCST: Hayling Sentence Completion Test; TMT: Trial Making Task; WCST: Wisconsin Card Sorting Test; RCFT: Rey-Osterrieth Complex Figure Test; UGML: univariate general linear model.
  2. aCovariates: only variables that result significantly associated are displayed.
  3. *p < 0.05; **p < 0.01; ***p < 0.001.
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BMC Psychiatry

ISSN: 1471-244X

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