Mediation analysis: paths’ coefficients and p-values
| Mediator | Path | Regression | β coefficient | t-Test for paths: a, b, c and c’ Sobel z-test for total (a × b) | p-Value |
|---|---|---|---|---|---|
| CA1 | c | RS → RD | 0.3433 | 4.0039 | 0.0001* |
| a | RS → CA1 | −0.0146 | −0.1598 | 0.8733 | |
| b | CA1 → RD | 0.1007 | 1.1762 | 0.2419 | |
| c′ | RS → RD | 0.3448 | 4.0271 | 0.0001* | |
| Total (a × b) | na | −0.0015 | 0.1583 | 0.8742 | |
| CA2 | c | RS → RD | 0.3433 | 4.0039 | 0.0001* |
| a | RS → CA2 | 0.0381 | 0.6465 | 0.6766 | |
| b | CA2 → RD | 0.0459 | 0.5332 | 0.5949 | |
| c′ | RS → RD | 0.3415 | 3.9688 | 0.0001* | |
| Total (a × b) | na | 0.0018 | 0.4113 | 0.6808 | |
| CA3 | c | RS → RD | 0.3433 | 4.0039 | 0.0001* |
| a | RS → CA3 | −0.0140 | −0.1536 | 0.8782 | |
| b | CA3 → RD | −0.0934 | −1.0900 | 0.2779 | |
| c′ | RS → RD | 0.3420 | 3.9915 | 0.0001* | |
| Total (a × b) | na | 0.0013 | 0.1521 | 0.8791 | |
| CA4 | c | RS → RD | 0.3433 | 4.0039 | 0.0001* |
| a | RS → CA4 | −0.0262 | −0.2876 | 0.7741 | |
| b | CA4 → RD | −0.1759 | −2.0778 | 0.0398** | |
| c' | RS → RD | 0.3387 | 4.0031 | 0.0001* | |
| total (a*b) | na | 0.0046 | 0.2849 | 0.7757 | |
| DP | c | RS → RD | 0.3433 | 4.0039 | 0.0001* |
| a | RS → DP | 0.0380 | 0.4163 | 0.6779 | |
| b | DP → RD | −0.1380 | −1.6187 | 0.1082 | |
| c' | RS → RD | 0.3485 | 4.0895 | 0.0001* | |
| total (a*b) | na | −0.0052 | 0.4032 | 0.6868 |
| Mediator | Path | Regression | t-Test for paths: a, b, c and c’ Sobel | ||
|---|---|---|---|---|---|
| CA1 | c | RS → RD | 0.3433 | 4.0039 | 0.0001 |
| a | RS → CA1 | −0.0146 | −0.1598 | 0.8733 | |
| b | CA1 → RD | 0.1007 | 1.1762 | 0.2419 | |
| c′ | RS → RD | 0.3448 | 4.0271 | 0.0001 | |
| Total (a × b) | na | −0.0015 | 0.1583 | 0.8742 | |
| CA2 | c | RS → RD | 0.3433 | 4.0039 | 0.0001 |
| a | RS → CA2 | 0.0381 | 0.6465 | 0.6766 | |
| b | CA2 → RD | 0.0459 | 0.5332 | 0.5949 | |
| c′ | RS → RD | 0.3415 | 3.9688 | 0.0001 | |
| Total (a × b) | na | 0.0018 | 0.4113 | 0.6808 | |
| CA3 | c | RS → RD | 0.3433 | 4.0039 | 0.0001 |
| a | RS → CA3 | −0.0140 | −0.1536 | 0.8782 | |
| b | CA3 → RD | −0.0934 | −1.0900 | 0.2779 | |
| c′ | RS → RD | 0.3420 | 3.9915 | 0.0001 | |
| Total (a × b) | na | 0.0013 | 0.1521 | 0.8791 | |
| CA4 | c | RS → RD | 0.3433 | 4.0039 | 0.0001 |
| a | RS → CA4 | −0.0262 | −0.2876 | 0.7741 | |
| b | CA4 → RD | −0.1759 | −2.0778 | 0.0398 | |
| c' | RS → RD | 0.3387 | 4.0031 | 0.0001 | |
| total (a | na | 0.0046 | 0.2849 | 0.7757 | |
| DP | c | RS → RD | 0.3433 | 4.0039 | 0.0001 |
| a | RS → DP | 0.0380 | 0.4163 | 0.6779 | |
| b | DP → RD | −0.1380 | −1.6187 | 0.1082 | |
| c' | RS → RD | 0.3485 | 4.0895 | 0.0001 | |
| total (a | na | −0.0052 | 0.4032 | 0.6868 |
Notes:
*Significant at the level of p < 0.001; **significant at the level of p < 0.05
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