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Table 1 Demographic and clinical features for AN, RecAN and HC participants

From: Emotional facial expression in women recovered from anorexia nervosa

 

AN (n=49) M (SD)

RecAN (n=21) M (SD)

HC (n=53) M (SD)

Test statistic

p value

Post hoc difference

Cohen’s d ES

Age

25.9 (6.8)

28.4 (8.7)

26.4 (8.4)

X2 = 1.3

n/s

p>0.01

n/a

NART

109.2(8.1)

112.4 (7.5)

113.7(5.9)

F = 10.5

n/s

AN=HC

0.91

AN=RecAN

0.66

RecAN=HC

0.20

BMI

14.7 (1.9)

21.0 (2.2)

21.6 (1.6)

F =01.5

<.001

AN<HC**

3.92

AN<RecAN**

3.06

RecAN=HC

0.31

Illness length

10.1 (6.3)

5.5 (3.5)

n/a

U=204.5

<.001

AN>RecAN**

0.90

Lowest BMI

14.4 (2.8)b

13.6 (2.1)c

n/a

U=142.0

n/s

p>0.01

n/a

aEDE-Q

3.8 (1.7)

1.5 (1.0)

0.6 (0.6)

X2=64.5

<.001

AN>HC**

2.51

AN>RecAN**

1.64

RecAN>HC*

1.09

aDASS anxiety

21.4(10.9)

5.7 (6.5)

2.2 (3.2)

X2=66.0

<.001

AN>HC**

2.39

AN>RecAN**

1.74

RecAN>HC*

0.68

aDASS depression

27.2(11.3)

8.4 (7.7)

2.4 (2.6)

X2=72.9

<.001

AN>HC**

3.02

AN>RecAN**

2.00

RecAN>HC*

1.04

  1. M=Means; SD=standard deviation; AN = anorexia nervosa; RecAN = recovered AN; HC = healthy controls; NART National Adult Reading Test; BMI Body Mass Index; EDE-Q Eating Disorders Examination; DASS Depression, Anxiety and Stress Scale – HC were excluded if scoring above 9 for depression and 7 for anxiety; ES = Effect Size; U = Mann Whitney U Test; X2 = Kruskal Wallis Test F = Analysis of Variance Test a = 6 AN missing, 3 HC missing; b= 23 missing, c= 8 missing; *comparison significant at p<0.01 level; **comparison significant at p<0.001 level, ns = non-significant.