Table 2.
Linear regression for predicting diagnosis acceptance (n = 434).
| Variable | ΔR2 | B | 95% CI for B | SE B | β | T | p | |
|---|---|---|---|---|---|---|---|---|
| LL | UL | |||||||
| Step 1 | .031** | |||||||
| Gender | − 0.48 | − 5.47 | 3.96 | 2.40 | − 0.02 | − 0.20 | .841 | |
| Age | 0.07 | − 0.20 | 0.34 | 0.14 | 0.03 | 0.51 | .611 | |
| ADHD (self) | − 0.04 | − 9.62 | 1.39 | 3.89 | − 0.01 | − 0.01 | .992 | |
| ADHD (child) | 0.04 | − 2.89 | 7.40 | 2.89 | 0.01 | 0.01 | .989 | |
| ADHD score | 0.06 | − .015 | 0.38 | 0.13 | 0.03 | 0.48 | .634 | |
| Trust trait | 4.53 | 0.18 | 9.54 | 2.39 | 0.10 | 1.89 | .058 | |
| Trust in Health Provider | 2.62 | − 0.76 | 5.91 | 1.69 | 0.08 | 1.55 | .122 | |
| Trust in Health Institutions | 4.97 | 0.96 | 8.44 | 1.90 | 0.14 | 2.62 | .009 | |
| Step 2 | .007* | |||||||
| Gender | − 0.11 | − 5.05 | 4.37 | 2.40 | − 0.00 | − 0.05 | .964 | |
| Age | 0.06 | − .021 | 0.33 | 0.14 | 0.02 | 0.39 | .697 | |
| ADHD (self) | − 0.96 | − 10.02 | 0.96 | 3.90 | − 0.01 | 0.25 | .806 | |
| ADHD (child) | 0.62 | − 2.50 | 7.78 | 2.89 | 0.01 | 0.21 | .832 | |
| ADHD score | 0.08 | − 0.13 | 0.39 | 0.13 | 0.03 | 0.63 | .529 | |
| Trust trait | 4.40 | 0.05 | 9.38 | 2.38 | 0.10 | 1.85 | .065 | |
| Trust in Health Provider | 2.88 | − 0.47 | 6.20 | 1.70 | 0.09 | 1.71 | .089 | |
| Trust in Health Institutions | 4.77 | 0.75 | 8.21 | 1.90 | 0.13 | 2.51 | .012 | |
| Group | 5.03 | 0.47 | 10.04 | 2.46 | 0.10 | 2.05 | .041 | |
| Step 3 | .343*** | |||||||
| Gender | 0.46 | − 3.62 | 3.94 | 1.93 | 0.01 | 0.24 | .810 | |
| Age | 0.02 | − 0.18 | 0.26 | 0.11 | 0.01 | 0.16 | .885 | |
| ADHD (self) | 2.92 | − 8.62 | 0.19 | 3.14 | − 0.04 | 0.93 | .353 | |
| ADHD (child) | − 0.13 | − 3.75 | 4.51 | 2.32 | − 0.00 | − 0.06 | .954 | |
| ADHD score | 0.10 | − 0.01 | 0.41 | 0.11 | 0.04 | 0.93 | .355 | |
| Trust trait | 1.59 | − 1.77 | 5.75 | 1.92 | 0.03 | 0.83 | .407 | |
| Trust in Health Provider | − 0.52 | − 3.47 | 1.95 | 1.37 | − 0.02 | − 0.38 | .704 | |
| Trust in Health Institutions | 0.66 | − 2.68 | 3.40 | 1.55 | 0.02 | 0.43 | .671 | |
| Group | –1.38 | − 4.88 | 2.96 | 2.02 | − 0.03 | − 0.68 | .494 | |
| Trust in diagnosis | 0.85 | 0.74 | .096 | 0.06 | 0.63 | 15.36 | < .001 | |
| Total R2 | .385*** | |||||||
Statistics of 3 steps of a linear regression predicting intended adherence by trust in diagnosis over personal variables, trust variables and study grouping.
Values of binary variables: ADHD (self) and ADHD (child): 0 = no, 1 = yes; Group: 0 = control group, 1 = study group.
ADHD / Trust trait / Trust in Health provider / Trust in Health Institutions are continuous variables.
There was no evidence of multicollinearity as VIF values of all variables over the three steps were in the range of 1.00 < VIF < 1.33.
*P < .05; *** P < .001.