Table 1.
Bivariate Models |
Multivariate Model |
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B | SE | t-ratio | df | p-value | Percent Variance Explained | B | SE | t-ratio | df | p-value | |
Condition Assignment | |||||||||||
Assigned to P4P condition | 1.41 | .30 | 4.66 | 27 | <.001 | 20% | 1.19 | .32 | 3.73 | 27 | .001 |
Theory of Planned Behavior | |||||||||||
Attitude | .42 | .17 | 2.46 | 88 | .016 | 9% | .27 | .14 | 1.94 | 87 | .055 |
Subjective Norms | .17 | .10 | 1.62 | 88 | .109 | 3% | – | – | – | – | – |
Control | .01 | .11 | 0.06 | 88 | .957 | 0% | – | – | – | – | – |
Percent Variance Explained = 22% |
Note: All analyses were conducted using HLM software. Assigned to P4P condition was modeled at the site-level (level 2) while the theory of planned behavior measures were modeled at the therapist-level (level 1).