Table 4. Hierarchical linear regression models with DMS total score as the outcome.
Step 1 | Step 2 | Step 3 | Step 4 | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Unstandardised coefficients | Standardised coefficients | Unstandardised coefficients | Standardised coefficients | Unstandardised coefficients | Standardised coefficients | Unstandardised coefficients | Standardised coefficients | |||||||||
B | 95% CI | β | P | B | 95% CI | β | p | B | 95% CI | β | p | B | 95% CI | β | p | |
(Constant) | 36.093 | 35.198, 36,989 | < 0.001 | 11.886 | 7.627, 16.146 | < 0.001 | 11.711 | 7.408, 16.014 | < 0.001 | 11.525 | 7.160, 15.891 | < 0.001 | ||||
AQ total score | 0.190 | 0.082, 0.298 | 0.106 | 0.001 | 0.042 | -.0246, 0.331 | 0.023 | 0.777 | 0.018 | -0.281, 0.317 | 0.010 | 0.907 | 0.035 | -0.273, 0.342 | 0.019 | 0.825 |
Sex | 16.955 | 13.025, 20.885 | 0.556 | < 0.001 | 17.202 | 13.240, 21.164 | 0.564 | < 0.001 | 17.398 | 13.332, 21.464 | 0.571 | < 0.001 | ||||
AQ*Sex | 0.011 | -0.169, 0.192 | 0.013 | 0.902 | 0.007 | -0.177, 0.191 | 0.008 | 0.941 | 0.000 | -0.190, 0.189 | 0.000 | 0.997 | ||||
Age | -0.258 | -0.325, -0.192 | -0.208 | < 0.001 | -0.249 | -0.316, -0.182 | -0.200 | < 0.001 | -0.250 | -0.317, -0.182 | -0.201 | < 0.001 | ||||
BMI | -0.121 | -0.237, -0.005 | -0.056 | 0.040 | -0.114 | -0.230, 0.001 | -0.053 | 0.053 | -0.114 | -0.230, 0.002 | -0.052 | 0.055 | ||||
Over-evaluation | 1.823 | 1.404, 2.243 | 0.240 | < 0.001 | 1.703 | 1.263, 2.142 | 0.224 | < 0.001 | 1.720 | 1.276, 2.163 | 0.227 | < 0.001 | ||||
Anxiety | 0.187 | -0.015, 0.389 | 0.055 | 0.070 | 0.213 | -0.017, 0.443 | 0.063 | 0.069 | ||||||||
AQ*anxiety | -0.005 | -0.026, 0.016 | -0.012 | 0.654 | -0.008 | -0.035, 0.018 | -0.021 | 0.527 | ||||||||
Depression | -0.069 | -0.340, 0.202 | -0.017 | 0.615 | ||||||||||||
AQ*Depression | 0.007 | -0.024, 0.038 | 0.015 | 0.645 | ||||||||||||
Model fit | F (1, 1043) = 11.899, p = 0.001 | F (1, 1038) = 81.120, p < 0.001 | F (1, 1036) = 61.368, p < 0.001 | F (1, 1034) = 49.058, p < 0.001 | ||||||||||||
R 2 | 0.011 | 0.319 | 0.322 | 0.322 | ||||||||||||
Δ R2 | 0.308 | 0.003 | 0.000 | |||||||||||||
Adjusted R2 | 0.10 | 0.315 | 0.316 | 0.316 | ||||||||||||
Δ Adjusted R2 | 0.305 | 0.001 | 0.000 | |||||||||||||
F change | F (5, 1038) = 93.904, p < 0.001 | F (2, 1036) = 1.757, p = 0.173 | F (2, 1034) = 0.199, p = 0.820 |
Note. AQ Autism Spectrum Quotient, BMI Body Mass Index, Over-evaluation, over-evaluation of weight and shape.