Significant predictors | Unstandardised coefficients | Standardised coefficients | t | p | 95% confidence interval for B | ||
---|---|---|---|---|---|---|---|
 | B | SE | Beta |  |  | Lower boundary | Upper boundary |
Anorexia nervosa (R2 = 83.6%) | |||||||
 Weight management | 1.90 | .22 | .68 | 8.56 | .000 | 1.45 | 2.34 |
 Enjoyment | 1.02 | .30 | .23 | 3.36 | .002 | .41 | 1.63 |
 Exercise hours per week | .15 | .05 | .22 | 3.24 | .002 | .06 | .24 |
 Maturity fears | .12 | .04 | .20 | 2.88 | .006 | .04 | .20 |
 Appearance | .67 | .33 | .16 | 2.05 | .046 | .012 | 1.34 |
 Somatisation | −.71 | .40 | −.13 | −1.79 | .081 | −1.51 | .09 |
 Impulse regulation | .07 | .04 | .12 | 1.69 | .097 | −.01 | .16 |
Bulimia nervosa (R2 = 65.2%) | |||||||
 Drive for thinness | .20 | .08 | .45 | 2.48 | .020 | .04 | .36 |
 Weight management | .94 | .41 | .35 | 2.29 | .027 | .11 | 1.77 |
 Body dissatisfaction | −.09 | .05 | −.27 | −1.79 | .080 | −.19 | −.01 |
 Challenge | .74 | .28 | .25 | 2.62 | .012 | .17 | 1.31 |
 OCI-R Total | 1.16 | .51 | .22 | 2.25 | .029 | .12 | 2.19 |
Healthy controls (R2 = 52.1%) | |||||||
 Weight management | .88 | .21 | .41 | 4.30 | .000 | .47 | 1.29 |
 Stress management | .61 | .17 | .27 | 3.53 | .001 | .27 | .96 |
 Drive for thinness | .12 | .04 | .26 | 2.76 | .007 | .03 | .20 |
 Strength and endurance | .43 | .19 | .17 | 2.20 | .003 | .04 | .81 |