Table 3 EDQLS Total Score and Item Correlations with Validation Instruments for 130 Multi-site Participants at Baseline
Convergent Validity EDQLS Item | Criterion Item – SF12 | Spearman's rho* | p |
|---|---|---|---|
3 I have an open honest relationship with someone outside my family | 12 Interference with social activities | .22 | .01 |
10 I feel connected to others | 12 Interference with social activities | .40 | .000 |
16 I have fights with my family members about food and eating * | 12 Interference with social activities | .33 | .000 |
19 I turn down opportunities to go out with friends * | 12 Interference with social activities | .62 | .000 |
22 People don't understand me * | 12 Interference with social activities | .37 | .000 |
28 I have to be in a relationship to feel good about myself * | 12 Interference with social activities | .01 | NS |
6 I hardly ever worry | 9 How much ..time...felt calm/peaceful | -.55 | .000 |
21 I feel hopeful about the future | 11 How much ..time....felt downhearted | .51 | .000 |
9 I have lots of energy | 10 How much.. time ...did you have lots of energy | -.75 | .000 |
EDQLS Item | Criterion Item – QoLI |  |  |
11 I get satisfaction from my main activity | 10 Satisfaction with work | .55 | .000 |
28 I have to be in a relationship to feel good about myself * | 19 Importance of love | -.28 | .001 |
28 I have to be in a relationship to feel good about myself * | 20 Satisfaction with love | .06 | NS |
3 I have an open honest relationship with someone outside my family | 19 Importance of love | .07 | NS |
3 I have an open honest relationship with someone outside my family | 20 Satisfaction with love | .38 | .000 |
19 I turn down opportunities to go out with friends * | 22 Satisfaction with friends | .30 | .001 |
16 I have fights with my family members about food and eating * | 26 Satisfaction with relatives | .17 | NS |
21 I feel hopeful about the future | 6 Satisfaction with goals and values | .52 | .000 |
27 I think about what I would like to do in my life | 6 Satisfaction with goals and values | .38 | .000 |
1 I have fun with others | 12 Satisfaction with play | .33 | .000 |
14 I enjoy relaxing in my free time | 12 Satisfaction with play | .28 | .001 |
24 I enjoy participating in different activities, not just exercise | 12 Satisfaction with play | .27 | .002 |
7 I show my true self to others | 4 Satisfaction with self-esteem | .39 | .000 |
26 I am able to see good qualities in myself | 4 Satisfaction with self-esteem | .60 | .000 |
30 I put myself down a lot * | 4 Satisfaction with self-esteem | .68 | .000 |
5 My health is more important than my physical appearance | 1 Importance of health | .41 | .000 |
31 I feel self-conscious about my body around others * | 4 Satisfaction with self-esteem | .60 | .000 |
EDQLS Item | Criterion Item – 16D |  |  |
4 I have trouble concentrating | 14 Mental function (thinking clearly and logically) | -.52 | .000 |
20 I can focus on things other than food | 14 Mental function (thinking clearly and logically) | -.39 | .000 |
29 Thoughts about food and eating dominate my life * | 14 Mental function (thinking clearly and logically) | -.41 | .000 |
39 The eating disorder has taken over my life * | 11 School and hobbies | -.59 | .000 |
19 I turn down opportunities to go out with friends * | 13 Making friends or being with them | -.45 | .000 |
13 I see positive things in my appearance | 10 Weight, height and what I look like | -.61 | .000 |
9 I have lots of energy | 1 Feeling healthy and energetic | -.67 | .000 |
25 I'm constantly trying to fix my body * | 10 Weight, height and what I look like | -.75 | .000 |
38 I'm obsessed with my weight or my body shape * | 10 Weight, height and what I look like | -.75 | .000 |
24 I enjoy participating in different activities, not just exercise | 11 School and hobbies | -.35 | .000 |
31 I feel self-conscious about my body around others * | 10 Weight, height and what I look like | -.68 | .000 |
21 I feel hopeful about the future | 16 Feeling sad, melancholic or depressed | -.49 | .000 |
6 I hardly ever worry | 4 Feeling anxious, stressed or nervous | -.55 | .000 |
32 My sleep is restful | 6 Problems with sleeping | -.51 | .000 |
| Â | Criterion Item or Scale Score | Pearson's r | p |
EDQLS Total Score | SF-12 Health status item | -.48 | .000 |
| Â | Please rate how well you feel today. | .56 | .000 |
| Â | Please rate your overall quality of life in the last week (EDQLS global QoL item) | .73 | .000 |
| Â | SF 12 Mental Subscale | .71 | .000 |
| Â | SF 12 Physical Subscale | .37 | .000 |
| Â | 16D Weighted Total Score | .78 | .000 |
| Â | QoLI Weighted Total Score | .61 | .000 |
Divergent Validity EDQLS Total Score | Â | Â | Â |
| Â | 16D 2 Vision | -.08 | NS |
| Â | 16D 3 Breathing | -.32 | .000 |
| Â | 16D 5 Hearing | -.21 | NS |
| Â | 16D 9 Speech | -.28 | .001 |
| Â | 16D 12 Walking | -.04 | NS |