Table 3.
Independent Models Predicting Year 2 Screening Intention
| Standardized | Unstandardized | Std Error | p-value | |
|---|---|---|---|---|
| Model: Benefits Y1 benefits R2=0.38, p<.001; Y2 Intention R2=0.41, p<.001 | ||||
| BL PS -> Y2 intent (path 4) | 0.051 | 0.069 | 0.037 | 0.061 |
| BL PS -> Y1 benefits (path1) | −0.001 | <−0.001 | 0.031 | 0.978 |
| BL benefits -> Y1 benefits | 0.496 | 0.473 | 0.052 | <0.001 |
| Y1 benefits -> Y2 intent (path2) | 0.280 | 0.411 | 0.053 | <0.001 |
| BL intent -> Y1 benefits | 0.179 | 0.122 | 0.037 | 0.001 |
| BL intent -> Y2 intent | 0.441 | 0.441 | 0.043 | <0.001 |
| Study group ->Y1 benefits | −0.047 | −0.032 | 0.042 | 0.447 |
| Study group -> Y2 intent | 0.003 | 0.003 | 0.049 | 0.959 |
| BL Age -> Y1 benefits | −0.003 | −0.002 | 0.002 | 0.366 |
| BL Age -> Y2 intent | −0.004 | −0.004 | 0.002 | 0.079 |
| BL FamHx -> Y1 benefits | 0.037 | 0.025 | 0.054 | 0.637 |
| BL FamHx -> Y2 intent | 0.077 | 0.077 | 0.068 | 0.260 |
| Model: Barriers Y1 barriers R2=0.28, p<.001; Y2 Intention R2=0.37, p<.001 | ||||
| BL PS -> Y2 intent (path4) | 0.071 | 0.097 | 0.037 | 0.009 |
| BL PS -> Y1 barriers (path1) | 0.037 | 0.050 | 0.046 | 0.281 |
| BL barriers -> Y1 barriers | 0.471 | 0.469 | 0.037 | <.001 |
| Y1 barriers -> Y2 intent (path2) | −0.139 | −0.142 | 0.024 | <.001 |
| BL PS*barriers -> Y1 barriers (path3) | 0.085 | 0.116 | 0.042 | 0.006 |
| BL intent -> Y1 barriers | −0.124 | −0.122 | 0.042 | 0.004 |
| BL intent -> Y2 intent | 0.570 | 0.570 | 0.039 | <0.001 |
| Study group ->Y1 barriers | 0.124 | 0.122 | 0.071 | 0.085 |
| Study group -> Y2 intent | 0.006 | 0.006 | 0.048 | 0.896 |
| BL Age -> Y1 barriers | −0.007 | −0.007 | 0.003 | 0.035 |
| BL Age -> Y2 intent | −0.007 | −0.007 | 0.003 | 0.008 |
| BL FamHx -> Y1 barriers | −0.045 | −0.044 | 0.083 | 0.597 |
| BL FamHx -> Y2 intent | 0.073 | 0.073 | 0.060 | 0.220 |
| Model: Self-efficacy (SE) Y1 SE R2=0.20, p<.001; Y2 Intention R2=0.39, p<.001 | ||||
| BL PS -> Y2 intent (path4) | 0.072 | 0.098 | 0.043 | 0.023 |
| BL PS -> Y1 SE (path1) | −0.019 | −0.025 | 0.060 | 0.681 |
| BL SE -> Y1 SE | 0.365 | 0.371 | 0.032 | <.001 |
| Y1 SE -> Y2 intent (path2) | 0.194 | 0.198 | 0.028 | <.001 |
| BL PS*SE -> Y1 SE (path3) | 0.077 | 0.106 | 0.051 | 0.038 |
| BL intent -> Y1 SE | 0.170 | 0.167 | 0.035 | <0.001 |
| BL intent -> Y2 intent | 0.535 | 0.535 | 0.039 | <0.001 |
| Study group ->Y1 SE | −0.008 | −0.007 | 0.077 | 0.923 |
| Study group -> Y2 intent | 0.007 | 0.007 | 0.040 | 0.870 |
| BL Age -> Y1 SE | 0.001 | 0.001 | 0.002 | 0.591 |
| BL Age -> Y2 intent | −0.006 | −0.006 | 0.002 | 0.008 |
| BL FamHx -> Y1 SE | −0.002 | −0.002 | 0.071 | 0.981 |
| BL FamHx -> Y2 intent | 0.091 | 0.091 | 0.066 | 0.172 |
| Model: Family Influence (Fam) Fam R2=0.30, p<.001; Y2 Intention R2=0.40, p<.001 | ||||
| BL PS -> Y2 intent (path4) | 0.035 | 0.047 | 0.038 | 0.221 |
| BL PS -> Y1 Fam (path1) | 0.102 | 0.626 | 0.225 | 0.005 |
| BL Fam -> Y1 Fam | 0.322 | 0.325 | 0.048 | <0.001 |
| Y1 Fam -> Y2 intent (path2) | 0.244 | 0.054 | 0.008 | <0.001 |
| BL intent -> Y1 Fam | 0.294 | 1.325 | 0.269 | <0.001 |
| BL intent -> Y2 intent | 0.484 | 0.484 | 0.045 | <0.001 |
| Study group ->Y1 Fam | −0.123 | −0.556 | 0.264 | 0.035 |
| Study group -> Y2 intent | 0.034 | 0.034 | 0.048 | 0.480 |
| BL Age -> Y1 Fam | 0.001 | 0.004 | 0.011 | 0.697 |
| BL Age -> Y2 intent | −0.006 | −0.006 | 0.003 | 0.019 |
| BL FamHx -> Y1 Fam | −0.075 | −0.338 | 0.377 | 0.370 |
| BL FamHx -> Y2 intent | 0.112 | 0.112 | 0.062 | 0.069 |
Significant paths of interest are bolded.
PS=perceived susceptibility, BL=baseline, Y1=year 1 follow-up, Y2=year 2 follow-up, SE=self-efficacy, Fam=family influence, FamHx=family history of colorectal cancer