Table 4 Mediating effects of perceived rules and accessibility in the relationship between parental education and the consumption of vegetables and soft drinks (n = 417)
c-path | c’-path | a-path | b-path | a*b | % mediated | |
|---|---|---|---|---|---|---|
Single mediation models | ||||||
Vegetable (times/wk) | ||||||
Perceived rules | 1.991 (0.680, 3.301) | 1.674 (0.349, 2.999) | 0.071 (−0.108, 0.250) | 1.238 (0.518, 1.958) | 0.088 (−0.137, 0.371) | |
Perceived accessibility | 0.975 (−0.215,2.166) | 0.290 (0.123, 0.458) | 3.495 (2.807, 4.182) | 1.015 (0.411, 1.710) | 51.0 | |
Soft drinks (dl/wk) | ||||||
Perceived rules | −2.581 (−4.061, −1.101) | −1.928 (−3.351, −0.504) | 0.371 (0.111, 0.631) | −1.759 (−2.293, −1,224) | −0.653 (−1.342, −0.247) | 25.3 |
Perceived accessibility | −1.224 (−2.555, 0.106) | −0.459 (−0.698, −0.220) | 2.958 (2.419, 3.550) | −1.358 (−2.379, −0.725) | 52.6 | |
Multiple mediation model | ||||||
Soft drinks (dl/wk) | ||||||
Perceived rules | −2.581 (−4.061, −1.101) | −1.125 (−2.455, 0.206) | 0.364 (0.102, 0.625) | −0.597 (−1.160, −0.033) | −0.217 (−0.671, −0.017) | 8.5 |
Perceived accessibility | −0.458 (−0.699, −0.218) | 2.645 (2.032, 3.259) | −1.212 (−2.012, −0.592) | 47.5 | ||
Total | −1.429 (−2.344, −0.730) | 56.0 | ||||