Table 4.
Comparison of clinical characteristics of participants with binge eating disorder between overvaluation groups.
| No Overvaluation N=130 |
Overvaluation N=196 |
ANOVA | ANCOVA Covary Ethnicity/Race |
ANCOVA Covary OBE frequency |
ANCOVA Covary Severity |
||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||
| M | sd | M | sd | F | η 2 | η 2 | η 2 | η 2 | |
| OBE Past Month | 8.4 | (5.5) | 9.6 | (6.3) | 3.10 | .009 | .012 | -- | -- |
| Restraint | 2.0 | (1.3) | 2.6 | (1.6) | 14.20* | .042 | .036 | .038 | .041 |
| Eating Concern | 2.4 | (1.3) | 3.4 | (1.4) | 41.53* | .114 | .110 | .108 | .120 |
| Shape Concerna | 4.0 | (1.3) | 5.1 | (0.9) | 77.33* | .209 | .200 | .203 | .210 |
| Weight Concerna | 3.3 | (1.2) | 4.3 | (1.1) | 65.13* | .182 | .171 | .175 | .180 |
| Shape Concern | 3.9 | (1.2) | 5.2 | (0.8) | 141.52* | .305 | .299 | .299 | .307 |
| Weight Concern | 3.3 | (1.0) | 4.6 | (0.9) | 152.61* | .320 | .313 | .314 | .320 |
| EDE-Q Globalb | 2.9 | (0.9) | 3.9 | (0.9) | 105.67* | .247 | .238 | .244 | .255 |
| BDI | 14.0 | (7.4) | 21.1 | (10.3) | 41.02* | .123 | .114 | .116 | .122 |
Note. OBE = objective bulimic episodes (binge eating frequency); EDE-Q = eating disorder examination - questionnaire; BDI = beck depression inventory.
a
Subscale without relevant overvaluation item.
b
EDE-Q Global includes overvaluation items.
*
p<.0001. df ranged from (1,292) to (1,324) for ANOVAs, from (1,290) to (1,322) for ANCOVA adjustmg for ethmcity/race, and from (1,291) to (1,323) for ANCOVAs adjusting for binge eating frequency and for binge eating severity.