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Table 1 Demographic and clinical data for the anorexia nervosa (AN) and control groups

From: Painfully thin but locked inside a fatter body: abnormalities in both anticipation and execution of action in anorexia nervosa

 

AN group

Control group

 
 

Mean

SD

Median

Mean

SD

Median

P

Age (years)

24.14

9.65

22

25.21

7.77

24

0.74a

Height (m)

1.66

0.05

1.67

1.67

0.08

1.68

0.85a

Shoulder width (cm)

36.07

1.54

35.7

40.66

3.23

39.75

<0.001b

Weight (kg)

       

 Current

40.42

3.78

39.85

60.04

.74

59

<0.0001b

 Minimum reached (n AN  = 13)

36.98

4.31

37

-

-

-

-

 Pre-disease(n AN  = 14)

56.50

5.13

56

-

-

-

-

 1 month before (n AN  = 13)

39.28

3.42

39.1

59.64

6.62

59

<0.0001b

 6 month before (n AN  = 13)

41.72

7.59

40.5

59.61

7.25

59

<0.0001b

BMI (kg/cm2)

       

 Current

14.70

1.50

14.76

21.62

1.82

21.78

<0.0001 a

 Minimum reached (nAN = 13)*

13.26

1.30

13.31

-

-

-

-

 Difference (nAN = 13)

1.28

1.10

1.26

-

-

-

-

BSQ score

126.93

42.36

137.5

80.50

24.63

80.5

0.002b

EDI-2

       

 Total score

110.79

34.23

112.5

34.93

16.87

34.5

<0.0001b

 DT subscale score

12.21

7.18

14.5

3.21

4.46

2

<0.001b

 BD subscale score

17.71

7.32

19

7.14

5.86

6.5

<0.001b

Disease

       

 Years since onset

5.71

9.67

2

-

-

 

-

  1. BMI: body mass index; BSQ: Body Shape Questionnaire; EDI-2: Eating Disorder Inventory, second version; DT: drive for thinness; BD: body dissatisfaction; (a): T-test; (b): Mann–Whitney U-test. *n = 13 for the data concerning the weights because, for one participant, the medical staff could not find the different weights due to the patient’s hospitalization in different institutions.