| Group Means |  |  |  |  |  | |
---|---|---|---|---|---|---|---|
 | Stage-matched | Control + CPAG | B | p | R2 | power |  |
Response efficacy | Â | Â | Â | Â | Â | Â | Â |
Initial Change | 0.056 | -0.007 | 0.063 | 0.187 | 0.005 | 0.261 | Â |
Delayed Change | 0.046 | -0.011 | 0.057 | 0.382 | 0.002 | 0.141 | Â |
Overall Change | 0.073 | -0.019 | 0.092 | 0.160 | 0.006 | 0.290 | Â |
Attitude | Â | Â | Â | Â | Â | Â | Â |
Initial Change | -0.090 | -0.003 | -0.087 | 0.079 | 0.010 | 0.420 | Â |
Delayed Change | -0.016 | 0.008 | -0.025 | 0.567 | 0.001 | 0.088 | Â |
Overall Change | -0.055 | 0.010 | -0.066 | 0.187 | 0.005 | 0.261 | Â |
Injunctive norms | Â | Â | Â | Â | Â | Â | Â |
Initial Change | 0.080 | 0.054 | 0.026 | 0.640 | 0.001 | 0.075 | Â |
Delayed Change | 0.024 | -0.018 | 0.041 | 0.469 | 0.002 | 0.112 | Â |
Overall Change | 0.062 | 0.001 | 0.061 | 0.288 | 0.004 | 0.186 | Â |
Descriptive norms | Â | Â | Â | Â | Â | Â | Â |
Initial Change | 0.056 | 0.009 | 0.046 | 0.507 | 0.001 | 0.101 | Â |
Delayed Change | 0.054 | 0.005 | 0.049 | 0.466 | 0.002 | 0.113 | Â |
Overall Change | 0.086 | 0.000 | 0.086 | 0.236 | 0.004 | 0.220 | Â |
Social support | Â | Â | Â | Â | Â | Â | Â |
Initial Change | 0.098 | 0.041 | 0.057 | 0.435 | 0.002 | 0.122 | Â |
Delayed Change | -0.017 | -0.005 | -0.012 | 0.879 | < .001 | 0.053 | Â |
Overall Change | 0.057 | 0.008 | 0.050 | 0.552 | 0.001 | 0.091 | Â |
Perceived behavioral control | Â | Â | Â | Â | Â | Â | Â |
Initial Change | 0.008 | 0.026 | -0.018 | 0.798 | < 0.001 | 0.058 | Â |
Delayed Change | 0.038 | -0.009 | 0.046 | 0.450 | 0.002 | 0.117 | Â |
Overall Change | 0.026 | -0.012 | 0.038 | 0.569 | 0.001 | 0.088 | Â |