Table 3. Model Estimated Means and Standard Errors of Primary Baseline Latent Class Indicators and Predictors from the Pre-Treatment Assessment by Latent Class.
| Indicators | Class One | Class Two | Class Three | Class Four |
|---|---|---|---|---|
| BMI (kg/m2) | 35.76 (.90) | 36.48 (.64) | 36.19 (.51) | 38.21 (1.10) |
| EDE OBE | 19.04 (1.76) | 21.37 (1.49) | 21.12 (1.45) | 16.39 (1.84) |
| EDE SBE | 5.28 (1.42) | 15.03 (2.29) | 6.57 (1.50) | 3.99 (1.41) |
| EDE OO | 0.023 (.14) | .00 (.00) | .02 (.01) | 8.11 (1.65) |
| Sum of 5 Features of Binge Eating | 4.33 (.16) | 4.51 (.11) | 4.29 (.09) | 4.13 (.17) |
| IPAQ Total Activity Time | 200.39 (11.27) | 79.22 (8.44) | 75.28 (9.85) | 84.36(12.59) |
| EDE Restraint Subscale | 1.58 (.21) | 1.83 (.17) | 1.41 (.14) | 1.33 (.20) |
| EDE Weight Concern Subscale | 3.19 (.24) | 4.30 (.12) | 3.18 (.09) | 3.28 (.18) |
| EDE Shape Concern Subscale | 3.69 (.43) | 4.59 (.11) | 3.26(.10) | 3.72 (.15) |
| BDI (Total Score) | 12.69 (1.19) | 25.03 (1.01) | 14.56 (1.22) | 15.91 (1.55) |
| % of Class | % of Class | % of Class | % of Class | |
| Level of Distress About Binge Eating* | 4.82 (.16) | 5.09 (.19) | 4.34 (.17) | 4.14 (.18) |
| Dietary Restraint Outside Bulimic Episodes† | 15.30% (1.02) | 14.87% (1.33) | 11.87% (1.19) | < .001% (.01) |
| EDE All Compensatory Behaviors (Presence or Absence of Vomiting, Laxatives, Diuretics, or Driven Exercise) | 3.39% (.88) | 7.44% (1.01) | 0.89% (1.28) | < .01% (.01) |
| Predictors | Class One | Class Two | Class Three | Class Four |
| Age (in years) | 49.71 (2.28) | 45.64 (1.42) | 51.29 (1.24) | 44.78 (2.64) |
| Gender (women) | 87.37%(2.21) | 91.01% (2.04) | 82.99% (1.99) | 83.05 (2.38) |
| Past Eating Disorder Diagnosis‡ | 20.54% (1.97) | 12.76% (1.99) | 3.39% (1.85) | 8.21% (2.04) |
Note. BMI=Body Mass Index, EDE=Eating Disorder Examination, OBE=Objective Bulimic Episode, SBE=Subjective Bulimic Episode, OO=Overeating Episode IPAQ=International Physical Activity Questionnaire, BDI=Beck Depression Inventory,
*
Coded: 1=not at all, 2=slightly, 3=moderately, 4=greatly, 5=extremely, 6=not coded,
†
Coded: 0 = No extreme restriction outside objective bulimic episodes, 1= Extreme restriction outside objective bulimic episodes (i.e., purposeful low energy intake (e.g., <1,200 kcals)),
‡
Class 1: n=4 past bulimia nervosa; Class 2: n=3 past anorexia nervosa, n=6 past bulimia nervosa; Class 3: n=3 past bulimia nervosa; Class 4: n=2 past anorexia nervosa, n=2 past bulimia nervosa.