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Table 1 Sample description

From: Cognitive flexibility and DSM-5 severity criteria for eating disorders: assessing drive for thinness and duration of illness as alternative severity variables

 

AN group (n = 100)

BSD group (n = 61)

p

n

%

n

%

Sex

Females

92

92.0

38

62.3

 < 0.001*

Males

8

8.0

23

37.7

 

Marital status

Single

81

81.0

36

59.0

0.006*

Married

15

15.0

16

26.2

 

Divorced

4

4.0

9

14.8

 

Education

Primary

33

33.0

26

42.6

0.324

Secondary

38

38.0

23

37.7

 

University

29

29.0

12

19.7

 

Employment

Unemployed

43

43.0

22

36.1

0.384

Employed/student

57

57.0

39

63.9

 

Social position

High

12

12.0

4

6.6

0.028*

Mean-high

21

21.0

20

32.8

 

Mean

24

24.0

23

37.7

 

Mean-low

34

34.0

9

14.8

 

Low

9

9.0

5

8.2

 
 

Mean

SD

Mean

SD

p

Age (years old)

27.28

8.99

35.62

10.64

 < 0.001*

Onset ED (years old)

21.06

8.58

25.21

11.38

0.009*

Duration ED (years)

6.22

6.30

10.41

8.12

 < 0.001*

EDI-2 drive for thinness

9.72

7.31

14.38

5.12

 < 0.001*

Body mass index (kg/m2)

16.21

1.50

30.94

8.93

 < 0.001*

Inappropriate compensatory behaviours

2.67

7.84

4.69

6.57

0.094

  1. AN anorexia nervosa group (AN-R anorexia nervosa restrictive, AN-BP anorexia nervosa binge-purging), BSD binge spectrum disorders symptoms group (BN bulimia nervosa, BED binge eating disorder), ED eating disorder, SD standard deviation, EDI-2 eating disorders inventory-2; Inappropriate compensatory behaviours: number of vomits, laxatives and diuretics per week. *Bold: significant comparison