Independent Variable | Dependent Variable | Mediator | Post-Intervention | One-Month Follow-up | ||||||
---|---|---|---|---|---|---|---|---|---|---|
 |  |  | β | 95% CI | p | β | 95% CI | p | ||
 |  |  |  | LL | UL |  |  | LL | UL |  |
Direct effects | ||||||||||
PAS | Aut. mot. (PE) | Â | .336*** | .250 | .423 | .000 | .210*** | .114 | .306 | .000 |
PAS | Aut. mot. (LT) |  | .201** | .105 | .296 | .001 | .005 | −.088 | .097 | .932 |
Aut. mot. (PE) | Aut. mot. (LT) | Â | .244*** | .150 | .338 | .000 | .407*** | .325 | .490 | .000 |
Aut. mot. (PE) | Intentions |  | .058 | −.021 | .137 | .227 | .056 | −.028 | .139 | .273 |
Aut. mot. (LT) | Attitudes | Â | .193** | .100 | .287 | .001 | .224*** | .130 | .318 | .000 |
Aut. mot. (LT) | Sub. norms | Â | .155** | .062 | .248 | .006 | .179** | .082 | .275 | .002 |
Aut. mot. (LT) | PBC | Â | .234*** | .142 | .325 | .000 | .372*** | .285 | .459 | .000 |
Aut. mot. (LT) | Intentions |  | .291*** | .213 | .369 | .000 | .065 | −.026 | .156 | .241 |
Aut. mot. (LT) | Physical activity |  | .184** | .076 | .293 | .005 | .021 | −.099 | .142 | .771 |
Attitudes | Intentions | Â | .132** | .050 | .213 | .008 | .338*** | .253 | .423 | .000 |
Sub. norms | Intentions | Â | .220*** | .142 | .298 | .000 | .141** | .061 | .221 | .004 |
PBC | Intentions | Â | .307*** | .224 | .390 | .000 | .286*** | .197 | .376 | .000 |
PBC | Physical activity |  | −.038 | −.157 | .081 | .598 | .099 | −.031 | .228 | .212 |
Intentions | Physical activity |  | .012 | −.116 | .139 | .879 | .018 | −.104 | .140 | .806 |
Age | Intentions |  | .019 | −.057 | .096 | .679 | .019 | −.060 | .097 | .699 |
Age | Physical activity |  | −.051 | −.152 | .050 | .402 | .093 | −.016 | .202 | .162 |
Gender | Intentions |  | .024 | −.052 | .100 | .605 | .006 | −.072 | .084 | .900 |
Gender | Physical activity |  | .006 | −.092 | .103 | .926 | −.064 | −.168 | .040 | .313 |
Allocation | Intentions |  | .051 | −.026 | .127 | .278 | −.070 | −.149 | .008 | .141 |
Allocation | Physical activity |  | −.009 | −.110 | .093 | .888 | .015 | −.093 | .122 | .821 |
Indirect effects | ||||||||||
PAS | Aut. mot. (LT) | Aut. mot. (PE) | .082** | .044 | .120 | .001 | .085** | .042 | .129 | .001 |
Aut. mot. (LT) | Intentions | Attitudes | .025* | .005 | .045 | .036 | .076** | .039 | .113 | .001 |
Aut. mot. (LT) | Intentions | Sub. norms | .034* | .011 | .058 | .017 | .025* | .005 | .045 | .035 |
Aut. mot. (LT) | Intentions | PBC | .072*** | .038 | .106 | .000 | .107*** | .065 | .149 | .000 |
Aut. mot. (PE) | Intentions | Aut. mot. (LT) Attitudes | .006 | .001 | .012 | .061 | .031** | .014 | .047 | .002 |
Aut. mot. (PE) | Intentions | Aut. mot. (LT) Sub. norms | .008* | .002 | .015 | .038 | .010* | .002 | .019 | .043 |
Aut. mot. (PE) | Intentions | Aut. mot. (LT) PBC | .018** | .007 | .028 | .007 | .043*** | .024 | .063 | .000 |
Aut. mot. (PE) | Physical activity | Aut. mot. (LT) Attitudes Intentions | .000 | −.001 | .001 | .880 | .001 | −.003 | .004 | .806 |
Aut. mot. (PE) | Physical activity | Aut. mot. (LT) Sub. norms Intentions | .000 | −.001 | .001 | .880 | .000 | −.001 | .001 | .807 |
Aut. mot. (PE) | Physical activity | Aut. mot. (LT) PBC Intentions | .000 | −.002 | .002 | .880 | .001 | −.005 | .006 | .806 |
Aut. mot (LT) | Physical activity | Intentions | .003 | −.034 | .040 | .879 | .001 | −.007 | .009 | .810 |
Aut. mot. (LT) | Physical activity | Attitudes Intentions | .000 | −.003 | .004 | .880 | .001 | −.008 | .011 | .806 |
Aut. mot. (LT) | Physical activity | Sub. norms Intentions | .000 | −.004 | .005 | .880 | .000 | −.003 | .004 | .807 |
Aut. mot. (LT) | Physical activity | PBC Intentions | .001 | −.008 | .010 | .879 | .002 | −.011 | .015 | .806 |
Attitudes | Physical activity | Intentions | .002 | −.015 | .018 | .880 | .006 | −.035 | .048 | .806 |
Sub. norms | Physical activity | Intentions | .003 | −.025 | .031 | .879 | .003 | −.015 | .020 | .807 |
PBC | Physical activity | Intentions | .004 | −.035 | .043 | .879 | .005 | −.030 | .040 | .806 |
Sums of indirect effects | ||||||||||
Aut. mot. (LT) | Intentions | Multiplea | .131*** | .084 | .178 | .000 | .207*** | .148 | .267 | .000 |
Aut. mot. (LT) | Physical activity | Multiplea | −.004 | −.050 | .042 | .888 | .042 | −.004 | .087 | .132 |
PAS | Physical activity | Multiplea | .051** | .019 | .083 | .008 | .006 | −.006 | .018 | .413 |
PAS | Intentions | Multiplea | .139*** | .088 | .189 | .000 | .036 | .003 | .070 | .077 |
Total effects | ||||||||||
PAS | Intentions | Multipleb | .139*** | .088 | .189 | .000 | .036 | .003 | .070 | .077 |
PAS | Physical activity | Multipleb | .051** | .019 | .083 | .008 | .006 | −.006 | .018 | .413 |
Aut. mot. (LT) | Intentions | Multipleb | .422*** | .340 | .504 | .000 | .272*** | .175 | .370 | .000 |
Aut. mot. (LT) | Physical activity | Multipleb | .180** | .084 | .277 | .002 | .063 | −.048 | .174 | .350 |
Correlations | ||||||||||
Attitudes ↔ Sub. norms | .116* | .020 | .212 | .047 | .172** | .076 | .267 | .003 | ||
Attitudes ↔ PBC | .382*** | .299 | .466 | .000 | .392*** | .308 | .475 | .000 | ||
Sub. norms ↔ PBC | .255*** | .164 | .346 | .000 | .195** | .100 | .290 | .001 |