Table 2. Eating-related and general psychopathology between those who endorsed versus denied secretive eating.
Full Sample (n = 577) | Endorsed Secretive Eating (n = 111) Mean (SD) / n (%) | Denied Secretive Eating (n = 466) Mean (SD) / n (%) | Test statistic and p-value | |
---|---|---|---|---|
Eating-Related Psychopathology | ||||
Restraint | 1.11 (1.13) | 1.50 (1.33) | 1.03 (1.07) | β = 0.12; t = 2.92; p = .004 |
Eating Concern† | 0.53 (0.89) | 1.26 (1.26) | 0.38 (0.69) | β = 0.36; t = 9.31; p < .001 |
Shape Concern | 1.56 (1.26) | 2.26 (1.48) | 1.42 (1.16) | β = 0.24; t = 5.78; p < .001 |
Weight Concern | 1.83 (1.19) | 2.35 (1.31) | 1.73 (1.14) | β = 0.19; t = 4.61; p < .001 |
LOC Episodes* | 177 (30.7%) | 71 (64.0%) | 106 (22.7%) | Exp(B) = 3.36; 95% CI = 2.08-5.43; p < .001 |
Purging Episodes* | 16 (2.8%) | 11 (9.9%) | 5 (1.1%) | Exp(B) = 8.74; 95% CI = 2.26-33.85; p = .002 |
Exercise Episodes* | 25 (4.3%) | 8 (7.2%) | 17 (3.6%) | Exp(B) = 1.43; 95% CI = 0.46-4.42; p = .54 |
General Psychopathology | ||||
Behavioral Problems | 54.41 (10.20) | 54.62 (10.60) | 54.38 (10.15) | β = 0.003; t = 0.60; p = .95 |
Depressive Symptomatology | 10.92 (8.59) | 12.06 (7.17) | 10.57 (8.96) | β = 0.10; t = 1.61; p = .11 |
Subscale score calculated with the “Eating in Secret” variable removed
Endorsement of at least one episode in the past 28 days
Note:= Loss of control eating (objective binge eating + subjective binge eating); Purging = vomiting, laxative misuse, anddiuretic misuse; Linear regression and logistic regression analyses were conducted controlling for study site and age.