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Table 2 Relationships between EDQLS Scores, Demographic and Clinical Variables

From: Development and multi-site validation of a new condition-specific quality of life measure for eating disorders

Variable

N

EDQLS Total Scale Score* Mean (SD)

Test Statistic and significance level†

Age Group

   

   < 18

50

115.7 (30.5)

F = 1.31 ; .273

   19–24

55

107.9 (27.8)

 

   25–29

21

102.8 (30.3)

 

   >30

44

109.5 (21.4)

 

Primary Diagnosis

   

   AN (restricting type)

48

108.6 (28.3)

F = .785 ; .504

   AN (binge-purge type)

24

105.2 (28.0)

 

   BN

55

109.6 (24.0)

 

   EDNOS

42

115.2 (31.1)

 

Psychiatric Comorbidity

  

F = 9.10 ; .003

   Yes

88

103.3 (22.5)

 

   No

42

117.9 (31.3)

 

Medical Comorbidity

   

   Yes

45

102.9 (22.0)

F = 2.63 ;.107

   No

85

110.8 (28.2)

 

BMI Category

   

   <18

42

110.4 (30.3)

F = 1.22 ; .304

   18.5–24.9

65

109.0 (25.9)

 

   25–29.9

10

97.3 (18.9)

 

   30+

4

90.7 (15.6)

 

Age First Symptoms

   

   <12 years

32

104.0 (22.3)

F = 1.75 ; .161

   13–15

49

114.2 (25.7)

 

   16–18

20

112.7 (35.7)

 

   18 or over

22

101.6 (22.3)

 

Stage of Change**

   

   Pre-contemplation/Contemplation

11

81.9 (15.0)

F = 15.1 ; .000

   Preparation

20

90.8 (12.3)

 

   Action

65

108.7 (22.3)

 

   Maintenance/Recovery

34

125.4 (29.6)

 

Time in Treatment

   

   <3 months

35

110.3 (29.0)

F = 4.65 ; .011

   3–12 months

52

100.0 (23.6)

 

   12 months or more

42

116.0 (25.4)

 

Psychiatric Symptom Severity^

   

   Low

43

135.3 (22.6)

F = 86.9 ; .000

   Med

45

101.3 (11.2)

 

   High

42

87.4 (16.4)

 

ED Symptom Severity#

   

   Low

43

136.1 (21.2)

F = 95.3 ; .000

   Med

42

100.5 (12.5)

 

   High

45

88.1 (26.4)

 
  1. * EDQLS – possible scores range from 0 to 200 with higher scores indicating higher QoL.
  2. ** As measured on the MSCARED
  3. ^ BSI – Global Severity Index
  4. # EDI-2 – Total score across all subscales
  5. † using Analysis of Variance. Differences that are statistically significant at least at the .01 level are in bold text.