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Difference analysis of mediation.
| Difference | Estimate (95% CI) | P value |
| Difference between performance expectancy and social influence | 0.065 (−0.005 to 0.142) | .11 |
| Difference between work overload and role ambiguity | −0.005 (−0.073 to 0.057) | .91 |
| Difference between (performance expectancy + social influence) and (work overload + role ambiguity) | 0.202 (0.101 to 0.286) | <.001 |
