Table 1.
Comparison of Eating Disorder Examination and Eating Disorder Examination-Questionnaire.
| EDE | EDE-Q | Correlation | Difference (t/z) | |||
|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | |||
| Overeating behaviors | ||||||
| Objective bulimic episodesa | 15.9 | 13.3 | 11.8 | 9.0 | 0.34** | -2.00* |
| Subjective bulimic episodesa | 9.1 | 13.5 | 5.4 | 7.9 | 0.21* | -1.78 |
| Restraint | 1.7 | 1.3 | 2.1 | 1.4 | 0.57*** | 2.60* |
| Restraint over eating | 3.4 | 2.3 | 3.4 | 2.2 | 0.40*** | -0.19 |
| Avoidance of eating | 0.3 | 1.0 | 0.6 | 1.2 | 0.34** | -2.22* |
| Empty stomach | 0.6 | 1.4 | 1.0 | 1.8 | 0.60*** | -2.31* |
| Food avoidance | 2.3 | 2.6 | 3.1 | 2.0 | 0.28** | -2.03* |
| Dietary rules | 2.0 | 2.5 | 2.6 | 2.2 | 0.28** | -1.70 |
| Eating concern | 1.9 | 1.3 | 2.9 | 1.5 | 0.53*** | 5.69*** |
| Preoccupation with food | 1.5 | 2.1 | 1.8 | 2.1 | 0.30** | -1.06 |
| Fear of losing control over eating | 2.8 | 2.5 | 3.5 | 2.4 | 0.25* | -1.88 |
| Social eating | 2.3 | 2.2 | 3.0 | 2.0 | 0.32** | -2.39* |
| Eating in secret | 1.6 | 1.9 | 2.0 | 1.8 | 0.54*** | -1.94 |
| Guilt about eating | 1.3 | 1.9 | 4.1 | 1.8 | 0.13 | -6.10*** |
| Weight concern | 3.2 | 1.2 | 3.8 | 1.1 | 0.57*** | 4.79*** |
| Dissatisfaction with weight | 4.3 | 1.2 | 5.4 | 1.1 | 0.32** | -5.45*** |
| Desire to lose weight | 4.5 | 2.1 | 5.6 | 1.0 | 0.20 | -3.96*** |
| Reaction to prescribed weighing | 1.9 | 2.0 | 2.2 | 2.0 | 0.33** | -0.99 |
| Preoccupation with shape or weight | 1.7 | 2.3 | 2.0 | 2.1 | 0.45*** | -1.29 |
| Importance of weight | 3.8 | 1.8 | 4.0 | 1.8 | 0.35*** | -0.93 |
| Shape concerns | 3.2 | 1.3 | 4.3 | 1.2 | 0.54*** | -5.63*** |
| Dissatisfaction with shape | 4.3 | 1.5 | 5.2 | 1.4 | 0.45*** | -3.96*** |
| Preoccupation with shape or weight | 1.7 | 2.3 | 2.0 | 2.1 | 0.45*** | -0.92 |
| Importance of shape | 3.7 | 1.9 | 4.0 | 1.9 | 0.46*** | -1.08 |
| Fear of weight gain | 3.1 | 2.5 | 4.7 | 2.1 | 0.25* | -4.15*** |
| Discomfort seeing body | 4.2 | 1.5 | 5.0 | 1.4 | 0.39*** | -4.16*** |
| Avoidance of exposure | 4.2 | 2.0 | 4.9 | 1.6 | 0.46*** | -2.97** |
| Feelings of fatness | 5.0 | 1.7 | 5.7 | 0.9 | 0.18 | -3.14** |
| Flat stomach | 1.0 | 2.1 | 3.3 | 2.8 | 0.29* | -5.15*** |
| Global score | 2.5 | 1.0 | 3.3 | 1.1 | 0.71*** | 7.94*** |
Note: EDE = Eating Disorder Examination; EDE-Q = Eation Disorder Examination – Questionnaire; Correlation = Kendall’s tau-b for non-normally distributed data and Pearson’s Correlation for normally distributed data; Mean score = Wilcoxon’s signed rank test for non-normally distributed data and Student’s paired t-tests for normally distributed data.
a
= We repeated the analyses with the threshold group only, the results generally held but was limited by small sample size.
*
p<0.05,
**
p<.01,
***
p<.001, two tailed.